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In the field (1) Arthropods of Agricultural, Forestry or Conservation importance:

Aphids, by genus and species

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Aphid genera (quick lookup)

A

Acyrthosiphon aphids
Acyrthosiphon boreale (northern cinquefoil-aphid)
Acyrthosiphon loti (green trefoil aphid)
Acyrthosiphon malvae (geranium aphid, Pelargonium aphid)
Acyrthosiphon pisum (pea aphid)
Acyrthosiphon primulae (primrose aphid)
Adelges aphids
Adelges abietis (eastern spruce gall adelgid)
Adelges cooleyi (Cooley spruce gall adelgid, Douglas fir adelgid)
Adelges laricis (larch adelgid, larch woolly aphid)
Adelges piceae (balsam woolly-adelgid)
Amphorophora aphids
Amphorophora gei (water avens aphid)
Amphorophora idaei (large raspberry aphid)
Amphorophora rubi (large blackberry aphid)
Anoecia aphids
Anoecia corni (common dogwood -- grass aphid)
Anuraphis aphids
Anuraphis subterranea (pear-hogweed aphid)
Aphis aphids
Aphis armata (permanent foxglove aphid)
Aphis ballotae (horehound aphid)
Aphis brunellae (self-heal aphid)
Aphis callunae (heather aphid)
Aphis chloris (hypericum aphid)
Aphis commensalis (waxy buckthorn aphid)
Aphis coronillae (clover aphid, medick aphid)
Aphis craccivora (cowpea aphid, groundnut aphid)
Aphis crepidis (hawk's-beard root aphid)
Aphis cytisorum (broom aphid)
Aphis epilobiaria (waxy willowherb aphid)
Aphis epilobii (willowherb aphid)
Aphis epipactis (helleborine aphid)
Aphis euonymi (spindle aphid)
Aphis euphorbiae (spurge aphid)
Aphis fabae (black bean aphid) species-group
Aphis farinosa (small willow-aphid)
Aphis frangulae (alder buckthorn -- willowherb aphid)
Aphis gossypii (melon aphid, cotton aphid)
Aphis grossulariae (gooseberry, willowherb aphid)
Aphis hederae (ivy aphid)
Aphis hypochoeridis (cat's ear root aphid)
Aphis idaei (raspberry aphid)
Aphis ilicis (holly aphid)
Aphis jacobaeae (ragwort aphid)
Aphis lambersi (wild carrot root-aphid)
Aphis lantanae (wayfaring tree aphid)
Aphis longirostris (sea-plantain aphid)
Aphis loti (birds foot trefoil aphid)
Aphis nasturtii (buckthorn -- potato aphid)
Aphis nerii (oleander aphid)
Aphis newtoni (iris aphid)
Aphis ochropus (yellow teasel-aphid)
Aphis oenotherae (evening primrose aphid)
Aphis parietariae (pellitory-of-the-wall aphid)
Aphis passeriniana (sage aphid)
Aphis picridis (yellow-oxtongue aphid)
Aphis near picridis (horned oxtongue aphid)
Aphis pilosellae (green mouse-ear hawkweed aphid)
Aphis plantaginis (plantain aphid)
Aphis pomi (green apple-aphid)
Aphis praeterita (hairy-willowherb aphid)
Aphis pseudocomosa (meadow vetchling aphid)
Aphis ruborum (small bramble-aphid, permanent blackberry-aphid)
Aphis rumicis (dock aphid)
Aphis salicariae (dogwood, rosebay willowherb aphid)
Aphis sambuci (elder aphid)
Aphis sanguisorbae (salad burnet root aphid)
Aphis schneideri (blackcurrant aphid)
Aphis sedi (stonecrop aphid)
Aphis serpylli (thyme aphid)
Aphis solanella (spindle -- nightshade aphid)
Aphis spiraecola (spirea aphid, green citrus aphid)
Aphis taraxacicola (dandelion aphid)
Aphis tormentillae (tormentil aphid)
Aphis tripolii (sea-aster aphid)
Aphis ulicis (gorse aphid)
Aphis umbrella (umbrella aphid)
Aphis urticata (dark-green nettle aphid)
Aphis vandergooti (yarrow root-aphid)
Aphis verbasci (mullein aphid)
Aphis viburni (viburnum aphid)
Aphis violae (violet root collar aphid)
Aphis vitalbae (variable clematis aphid)
Aploneura aphids
Aploneura lentisci (mealy grass-root aphid)
Appendiseta aphids
Appendiseta robiniae (locust-tree aphid)
Aspidaphis aphids
Aspidaphis adjuvans (wrinkly knotgrass-aphid)
Aulacorthum aphids
Aulacorthum palustre (wax-banded daisy aphid)
Aulacorthum solani (glasshouse potato aphid, foxglove aphid)

B

Betulaphis aphids (small birch-aphids)
Betulaphis quadrituberculata (small downy-birch aphid)
Brachycaudus aphids
Brachycaudus bicolor (hound's tongue aphid)
Brachycaudus cardui (plum -- thistle aphid)
Brachycaudus helichrysi (leaf-curling plum aphid)
Brachycaudus linariae (toadflax aphid)
Brachycaudus lateralis (short-haired thistle aphid)
Brachycaudus lucifugus (short-tailed plantain aphid)
Brachycaudus lychnidis species-group (campion aphids)
Brachycaudus malvae (mallow aphid)
Brachycaudus persicae (black peach-aphids)
Brachycaudus tragopogonis (goats-beard aphids)
Brevicoryne aphids
Brevicoryne brassicae (mealy cabbage aphid)

C

Calaphis aphids
Calaphis betulicola (black-tipped dark-veined birch aphid)
Calaphis flava (yellow dark-veined birch aphid)
Callipterinella aphids
Callipterinella calliptera (black-banded birch-aphid)
Callipterinella tuberculata (red-banded birch-aphid)
Capitophorus aphids
Capitophorus carduinus (green thistle aphid)
Capitophorus elaeagni (common oleaster aphid)
Capitophorus hippophaes (polygonum aphid)
Capitophorus similis (buckthorn -- butterbur aphid)
Caricosipha aphids
Caricosipha paniculatae (stalk-eyed sedge aphid)
Cavariella aphids
Cavariella aegopodii (willow -- carrot aphid)
Cavariella archangelicae (willow -- angelica aphid)
Cavariella konoi (spotted willow -- angelica aphid)
Cavariella pastinacae (willow -- umbellifer aphid)
Cavariella theobaldi (willow -- parsnip aphid)
Ceruraphis aphids
Ceruraphis eriophori (wayfaring-tree -- sedge aphid)
Chaetosiphon aphids
Chaetosiphon fragaefolii (strawberry aphid, small green rose aphid)
Chaetosiphon potentillae (silverweed aphid)
Chaetosiphon tetrarhodum (hairy rose aphid, small green rose aphid)
Chaitophorus aphids
Chaitophorus capreae (pale sallow-leaf aphid)
Chaitophorus horii beuthani (pale willow leaf aphid)
Chaitophorus leucomelas (black-poplar leaf aphid)
Chaitophorus populeti (poplar-shoot aphid)
Chaitophorus populialbae (poplar-leaf aphid)
Chaitophorus ramicola (sallow-stem aphid)
Chaitophorus salicti (sallow leaf-vein Aphid)
Chaitophorus salijaponicus niger (dark willow leaf aphid)
Chaitophorus tremulae (aspen-leaf aphid)
Chaitophorus truncatus (green willow-leaf aphid)
Chromaphis aphids
Chromaphis juglandicola (small walnut-aphid)
Cinara aphids
Cinara acutirostris (Corsican-pine aphid)
Cinara brauni (pine-shoot aphid)
Cinara confinis (black-stem aphid)
Cinara costata (mealy spruce-aphid)
Cinara cuneomaculata (brown larch-aphid)
Cinara cupressi (cypress aphid)
Cinara curvipes (bow-legged fir-aphid)
Cinara hottesi (blue-black spruce-aphid)
Cinara kochiana (giant larch-aphid)
Cinara juniperi (juniper aphid)
Cinara laricis (speckled larch-aphid)
Cinara maghrebica (Maghreb-pine aphid)
Cinara nuda (shiny pine-aphid)
Cinara pectinatae (green-striped fir-aphid)
Cinara piceae (black spruce-bark aphid)
Cinara piceicola (green-striped spruce-aphid)
Cinara pilicornis (spruce-shoot aphid)
Cinara pinea (large pine-aphid)
Cinara pini (Scots-pine aphid)
Cinara pruinosa (wax-bordered spruce-aphid)
Cinara schimitscheki (mealy pine-aphid)
Cinara smolandiae (giant juniper-aphid)
Clethrobius aphids
Clethrobius comes (brown hairy birch-aphid)
Clypeoaphis aphids
Clypeoaphis suaedae (sea-blite aphid)
Colopha aphids
Colopha compressa (elm cockscomb gall aphid)
Coloradoa aphids
Coloradoa achilleae (small yarrow-aphid)
Coloradoa bournieri (cotton-lavender aphid)
Coloradoa tanacetina (tansy leaf aphid)
Corylobium aphids
Corylobium avellanae (large hazel-aphid)
Cryptomyzus aphids
Cryptomyzus alboapicalis (white dead-nettle aphid)
Cryptomyzus ballotae (hairy horehound aphid)
Cryptomyzus galeopsidis (European blackcurrant-nettle aphid)
Cryptomyzus korschelti (woundwort aphid)
Cryptomyzus maudamanti (yellow-archangel aphid)
Cryptomyzus ribis (red-currant aphid)
Cryptosiphum aphids
Cryptosiphum artemisiae (mugwort-gall aphid)
Crypturaphis aphids
Crypturaphis grassi (Italian-alder aphid)
Ctenocallis aphids
Ctenocallis setosa (broom hedgehog aphid)

D

Delphiniobium aphids
Delphiniobium junackianum (monkshood-aphid)
Drepanosiphum aphids
Drepanosiphum acerinum (sapling sycamore-aphid)
Drepanosiphum aceris (scarce maple-aphid)
Drepanosiphum platanoidis (common sycamore-aphid)
Dysaphis aphids
Dysaphis angelicae (hawthorn -- angelica aphid)
Dysaphis apiifolia (hawthorn -- parsley aphid)
Dysaphis aucupariae (wild service aphid)
Dysaphis bonomii (parsnip mealy gall-aphid)
Dysaphis crataegi (hawthorn -- carrot aphid)
Dysaphis devecta species group (rosy leaf-curling apple aphids)
Dysaphis gallica (ivy-leaved toadflax aphid)
Dysaphis hirsutissima (hairy mealy root-aphid)
Dysaphis lappae (burdock mealy root-aphid)
Dysaphis newskyi (hogweed mealy root-aphid)
Dysaphis pyri (pear -- bedstraw aphid)
Dysaphis plantaginea (rosy apple-aphid)
Dysaphis radicola (apple -- dock gall-aphid)
Dysaphis ranunculi (hawthorn -- buttercup aphid)
Dysaphis sorbi (rowan aphid)
Dysaphis tulipae (tulip-bulb aphid)

E

Elatobium aphids
Elatobium abietinum (green spruce-aphid)
Ericaphis aphids
Ericaphis ericae (cross-leaved heath aphid)
Ericaphis scammelli (blueberry aphid)
Eriosoma aphids
Eriosoma lanigerum (woolly apple-aphid)
Eriosoma lanuginosum (elm balloon-gall aphid)
Eriosoma ulmi (elm -- currant aphid)
Essigella aphids
Essigella californica (Monterey-pine needle aphid)
Eucallipterus aphids
Eucallipterus tiliae (common lime-aphid)
Euceraphis aphids
Euceraphis betulae (silver-birch aphid)
Euceraphis punctipennis (downy-birch aphid)
Eulachnus aphids
Eulachnus agilis (spotted-green pine-needle aphid)
Eulachnus brevipilosus (light-green pine-needle aphid)
Euceraphis rileyi (active grey pine-needle aphid)

F

Forda aphids
Forda formicaria (grass-root aphid)
Forda marginata (crusty pistachio -- grass-root aphid)

G

Geoica aphids
Geoica setulosa (hairy-tailed pistachio -- grass-root aphid)
Glyphina aphids
Glyphina betulae (green birch-thelaxid)
Glyphina pseudoschrankiana (brown birch-thelaxid)

H

Hayhurstia aphids
Hayhurstia atriplicis (chenopodium aphid)
Hamamelistes aphids
Hamamelistes betulinus (birch blister-aphid)
Hoplocallis aphids
Hoplocallis picta (painted holm-oak aphid)
Hyadaphis aphids
Hyadaphis foeniculi (fly-honeysuckle aphid)
Hyadaphis passerinii (honeysuckle aphid)
Hyalopteroides aphids
Hyalopteroides humilis (cocksfoot -- grass aphid)
Hyalopterus aphids
Hyalopterus pruni (mealy plum-aphid)
Hyperomyzus aphids
Hyperomyzus lactucae (blackcurrant -- sowthistle aphid)
Hyperomyzus lampsanae (nipplewort aphid)
Hyperomyzus pallidus (gooseberry -- sowthistle aphid)
Hyperomyzus picridis (Oxtongue aphid)
Hyperomyzus rhinanthi (currant -- yellow rattle aphid)

I

Illinoia aphids
Illinoia lambersi (rhododendron aphid)
Illinoia liriodendri (tulip-tree aphid)
Illinoia morrisoni (sequoia aphid)
Impatientinum aphids
Impatientinum asiaticum (Asian balsam aphid)

K

Kaltenbachiella aphids
Kaltenbachiella pallida (elm -- mint leaf-base gall aphid)

L

Lachnus aphids
Lachnus longirostris (scarce variegated oak-aphid)
Lachnus pallipes (variegated beech-aphid)
Lachnus roboris (variegated variegated oak-aphid)
Laingia aphids
Laingia psammae (marram-flower aphid)
Liosomaphis aphids
Liosomaphis berberidis (barberry aphid)
Lipaphis aphids
Lipaphis alliiariae (garlic mustard aphid)
Lipaphis erysimi (mustard -- turnip aphid)
Longicaudus aphids
Longicaudus trirhodus (rose -- columbine aphid)

M

Macrosiphoniella aphids
Macrosiphoniella absinthii (absinthe aphid)
Macrosiphoniella artemisiae (mugwort aphid)
Macrosiphoniella millefolii (yarrow aphid)
Macrosiphoniella oblonga (slender mugwort-aphid)
Macrosiphoniella pulvera (powdered Sea wormwood aphid aphid)
Macrosiphoniella sejuncta (large mottled yarrow-aphid)
Macrosiphoniella subterranea (masked oxeye-aphid)
Macrosiphoniella tanacetaria (tansy aphid)
Macrosiphum aphids
Macrosiphum albifrons (lupin aphid)
Macrosiphum cholodkovskyi (meadowsweet aphid)
Macrosiphum euphorbiae (potato aphid)
Macrosiphum euphorbiellum =Macrosiphum amygdaloides (euphorbia aphid)
Macrosiphum funestum (blackberry aphid)
Macrosiphum gei (herb-Bennet aphid)
Macrosiphum hellebori (hellebore aphid)
Macrosiphum ptericolens (bracken aphid)
Macrosiphum rosae (rose aphid)
Macrosiphum tinctum (green willowherb aphid)
Maculolachnus aphids
Maculolachnus submacula (rose-root aphid)
Megoura aphids
Megoura viciae (vetch aphid)
Melanaphis aphids
Melanaphis pyraria (pear -- grass aphid)
Metopeurum aphids
Metopeurum fuscoviride (pink tansy aphid)
Metopolophium aphids
Metopolophium dirhodum (rose -- grain aphid)
Microlophium aphids
Microlophium carnosum (common nettle-aphid)
Mimeuria aphids
Mimeuria ulmiphila (maple leaf-nest aphid)
Mindarus aphids
Mindarus abietinus (balsam twig-aphid)
Monaphis aphids
Monaphis antennata (solitary birch-aphid)
Myzaphis aphids
Myzaphis bucktoni (brown-lined rose-aphid)
Myzaphis rosarum (lesser rose-aphid)
Myzocallis aphids
Myzocallis boerneri (turkey-oak aphid)
Myzocallis carpini (hornbeam aphid)
Myzocallis castanicola (sweet-chestnut aphid)
Myzocallis coryli (hazel aphid)
Myzocallis myricae (bog myrtle aphid)
Myzocallis schreiberi (holm-oak aphid)
Myzus aphids
Myzus ascalonicus (shallot aphid)
Myzus cerasi (black-cherry aphid)
Myzus cymbalariae (cymbalaria aphid)
Myzus hemerocallis (day lily aphid)
Myzus ligustri (privet aphid)
Myzus lythri (purple loosestrife aphid)
Myzus ornatus (ornate aphid, violet aphid)
Myzus persicae (peach -- potato aphid)
Myzus varians (peach -- clematis aphid)

N

Nasonovia aphids
Nasonovia compositellae (black-backed daisy-aphid)
Nasonovia pilosellae (hawkweed aphid)
Nasonovia ribisnigri (currant -- lettuce aphid)
Neomyzus aphids
Neomyzus circumflexus =Aulacorthum circumflexum (crescent-marked lily-aphid)
Neotoxoptera aphids
Neotoxoptera formosana (onion aphid)

O

Ovatomyzus aphids
Ovatomyzus boraginacearum (alkanet aphid)
Ovatus aphids
Ovatus crataegarius (hawthorn -- mint aphid)
Ovatus inulae (fleabane aphid)
Ovatus mentharius (mint aphid)

P

Pachypappa aphids
Pachypappa tremulae (aspen -- spruce aphid)
Pachypappa warshavensis (poplar leaf-nest-gall aphid)
Panaphis aphids
Panaphis juglandis (large walnut-aphid)
Patchiella aphids
Patchiella reaumuri (lime leaf-nest -- taro-root aphid)
Pemphigus aphids
Pemphigus bursarius (poplar -- lettuce aphid)
Pemphigus gairi (poplar pouch-gall aphid)
Pemphigus populi (club-shaped poplar-gall aphid)
Pemphigus populinigrae (poplar -- cudweed pouch-gall aphid)
Pemphigus protospirae (poplar polyspiral-gall aphid)
Pemphigus spyrothecae (poplar spiral-gall aphid)
Periphyllus aphids
Periphyllus acericola (sycamore periphyllus-aphid)
Periphyllus aceris (maple periphyllus-aphid)
Periphyllus californiensis (Californian maple-aphid)
Periphyllus hirticornis (green maple-periphyllus-aphid)
Periphyllus lyropictus (Norway maple periphyllus aphid)
Periphyllus obscurus (dark periphyllus aphid)
Periphyllus testudinaceus (common periphyllus-aphid)
Pineus aphids
Pineus pini (pine woolly-aphid, Scots-pine adelgid)
Plocamaphis aphids
Phorodon aphids
Phorodon humuli (damson -- hop aphid)
Phyllaphis aphids
Phyllaphis fagi (woolly beech-aphid)
Phylloxera aphids
Phylloxera glabra (oak-leaf phylloxera)
Pleotrichoporus aphids
Pleotrichoporus glandulosus (bristly mugwort aphid)
Prociphilus aphids
Prociphilus bumeliae and Prociphilus fraxini (ash leaf-nest aphids)
Protaphis aphids
Protaphis terricola sp. grp. (thistle-rosette aphid)
Protrama aphids
Protrama radicis (thistle-root aphid, daisy-root aphid)
Pterocallis aphids
Pterocallis alni (common alder-aphid)
Pterocallis maculata (green-barred alder-aphid)
Pterocomma aphids
Pterocomma pilosum (willow-bark aphid)
Pterocomma populeum (poplar-bark aphid)
Pterocomma rufipes (rufous willow-bark aphid)
Pterocomma salicis (black willow-bark aphid)
Pterocomma tremulae (aspen-bark aphid)

R

Rhopalomyzus aphids
Rhopalomyzus lonicerae (honeysuckle -- grass aphid)
Rhopalosiphoninus aphids
Rhopalosiphoninus calthae (marsh-marigold aphid)
Rhopalosiphoninus ribesinus (currant-stem aphid)
Rhopalosiphum aphids
Rhopalosiphum oxyacanthae = Rhopalosiphum insertum (apple -- grass aphid)
Rhopalosiphum nymphaeae (water-lily aphid)
Rhopalosiphum padi (birdcherry-oat aphid)

S

Schizaphis aphids
Schizaphis graminum (greenbug aphid)
Schizaphis holci (holcus grass aphid)
Schizaphis scirpi (bulrush aphid)
Schizolachnus aphids
Schizolachnus obscurus (waxy brown pine-needle aphid)
Schizolachnus pineti (grey waxy pine-needle aphid)
Sipha aphids
Sipha maydis (bristly black grass-aphid)
Sitobion aphids
Sitobion avenae (English grain-aphid)
Sitobion fragariae (blackberry -- grass aphid)
Smynthurodes aphids
Smynthurodes betae (bean root aphid, white cotton root aphid)
Staegeriella aphids
Staegeriella necopinata (bedstraw-shoot aphid)
Staticobium aphids
Staticobium staticis (sea-lavender aphid)
Stomaphis aphids
Stomaphis quercus (giant oak-aphid)
Stomaphis wojciechowskii (pale giant oak-aphid)
Subsaltusaphis aphids
Subsaltusaphis picta (painted-sedge aphid)
Symydobius aphids
Symydobius oblongus (shiny birch-aphid)

T

Takecallis aphids
Takecallis arundicolens (black-tailed bamboo-aphid)
Takecallis arundinariae (black-spotted bamboo-aphid)
Tetraneura aphids
Tetraneura ulmi (elm -- grass aphid)
Thecabius aphids
Thecabius affinis (poplar -- buttercup gall-aphid)
Thelaxes aphids
Thelaxes dryophila (common oak-thelaxid)
Thelaxes suberi (southern oak-thelaxid)
Tinocallis aphids
Tinocallis nevskyi (pale Japanese elm aphid)
Tinocallis takachihoensis (Japanese elm aphid)
Toxoptera aphids
Toxoptera aurantii (camellia aphid, black citrus-aphid)
Trama aphids
Trama caudata (garden root aphid)
Trama maritima (coastal root-aphid)
Trama rara (dandelion root aphid)
Trama troglodytes (artichoke-tuber aphid)
Tubaphis aphids
Tubaphis ranunculina (yellow buttercup-aphid)
Tuberculatus aphids
Tuberculatus annulatus (common oak-aphid)
Tuberculatus borealis (blue-green oak-aphid)
Tuberculatus neglectus (sessile oak aphid)
Tuberolachnus aphids
Tuberolachnus salignus (giant willow-aphid)

U

Uroleucon aphids
Uroleucon achilleae (red yarrow-aphid)
Uroleucon aeneum (dark-tailed thistle-aphid)
Uroleucon campanulae (harebell aphid)
Uroleucon cichorii (large chicory-aphid)
Uroleucon cirsii (large thistle-aphid)
Uroleucon grossum (large hawksbeard aphid)
Uroleucon hypochoeridis (large cats-ear aphid)
Uroleucon jaceae (large knapweed-aphid)
Uroleucon jaceicola (yellow-legged knapweed-aphid-aphid)
Uroleucon obscurum (large hawkweed-aphid-aphid)
Uroleucon picridis (large oxtongue-aphid)
Uroleucon pilosellae (brown mouse-ear hawkweed aphid)
Uroleucon solidaginis (goldenrod-aphid)
Uroleucon sonchi (large sowthistle-aphid)
Uroleucon tanaceti (crimson tansy-aphid)
Uroleucon taraxaci (bronze-brown dandelion-aphid)
Utamphorophora aphids
Utamphorophora humboldti (American grass-leaf aphid)

W

Wahlgreniella aphids
Wahlgreniella nervata (strawberry-tree aphid)

Aphids, by common name

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

(Note: -- denotes a host alternating species.)

A

absinthe aphid (Macrosiphoniella absinthii)

active grey pine needle aphid (Euceraphis rileyi)

alder buckthorn -- willowherb aphid (Aphis frangulae)

alkanet aphid (Ovatomyzus boraginacearum)

American grass leaf aphid (Utamphorophora humboldti)

apple -- dock gall aphid (Dysaphis radicola)

apple -- grass aphid (Rhopalosiphum oxyacanthae = Rhopalosiphum insertum)

artichoke tuber aphid (Trama troglodytes)

ash leaf nest aphid (Prociphilus bumeliae and Prociphilus fraxini)

Asian balsam aphid (Impatientinum asiaticum)

aspen bark aphid (Pterocomma tremulae)

aspen leaf aphid (Chaitophorus tremulae)

aspen -- spruce aphid (Pachypappa tremulae)

B

balsam twig aphid (Mindarus abietinus)

balsam woolly adelgid (Adelges piceae)

barberry aphid (Liosomaphis berberidis)

bean root aphid (Smynthurodes betae)

bedstraw-shoot aphid (Staegeriella necopinata)

birch blister aphid (Hamamelistes betulinus)

birds foot trefoil aphid (Aphis loti)

birdcherry -- oat aphid (Rhopalosiphum padi)

black backed daisy aphid (Nasonovia compositellae)

black bean aphid (Aphis fabae)

blackberry aphid (Macrosiphum funestum)

blackberry -- grass aphid (Sitobion fragariae)

black cherry aphid (Myzus cerasi)

blackcurrant aphid (Aphis schneideri)

blackcurrant -- sowthistle aphid (Hyperomyzus lactucae)

black peach aphids (Brachycaudus persicae)

black banded birch aphid (Callipterinella calliptera)

black citrus aphid = camellia aphid (Toxoptera aurantii)

black poplar leaf aphid (Chaitophorus leucomelas)

black spotted bamboo aphid (Takecallis arundinariae)

black stem aphid (Cinara confinis)

black spruce bark aphid (Cinara piceae)

black tailed bamboo aphid (Takecallis arundicolens)

black tipped dark veined birch aphid (Calaphis betulicola)

black willow bark aphid (Pterocomma salicis)

blue black spruce aphid (Cinara hottesi)

blueberry aphid (Ericaphis scammelli)

blue green oak aphid (Tuberculatus borealis)

bog myrtle aphid (Myzocallis myricae)

bow legged fir aphid (Cinara curvipes)

bracken aphid (Macrosiphum ptericolens)

bristly black grass-aphid (Sipha maydis)

bristly mugwort aphid (Pleotrichoporus glandulosus)

bronze brown dandelion aphid (Uroleucon taraxaci)

broom aphid (Aphis cytisorum)

broom hedgehog aphid (Ctenocallis setosa)

brown birch thelaxid (Glyphina pseudoschrankiana)

brown hairy birch aphid (Clethrobius comes)

brown larch aphid (Cinara cuneomaculata)

brown lined rose aphid (Myzaphis bucktoni)

brown mouseear -- hawkweed aphid (Uroleucon pilosellae)

buckthorn -- butterbur aphid (Capitophorus similis)

buckthorn -- potato aphid (Aphis nasturtii)

bulrush aphid (Schizaphis scirpi)

burdock mealy root aphid (Dysaphis lappae)

C

Californian maple aphid (Periphyllus californiensis)

camellia aphid = black citrus aphid (Toxoptera aurantii)

campion aphids (Brachycaudus lychnidis species-group)

catsear root aphid (Aphis hypochoeridis)

Chenopodium aphid (Hayhurstia atriplicis)

clover aphid = medick aphid (Aphis coronillae)

club shaped poplar gall aphid (Pemphigus populi)

coastal root aphid (Trama maritima)

cocksfoot -- grass aphid (Hyalopteroides humilis)

common alder aphid (Pterocallis alni)

common dogwood -- grass aphid (Anoecia corni)

common lime aphid (Eucallipterus tiliae)

common nettle aphid (Microlophium carnosum)

common oak aphid (Tuberculatus annulatus)

common oak thelaxid (Thelaxes dryophila)

common oleaster aphid (Capitophorus elaeagni)

common periphyllus aphid (Periphyllus testudinaceus)

common sycamore aphid (Drepanosiphum platanoidis)

Cooley spruce gall adelgid = Douglas fir adelgid (Adelges cooleyi)

Corsican pine aphid (Cinara acutirostris)

cowpea aphid = groundnut aphid (Aphis craccivora)

cotton aphid = melon aphid (Aphis gossypii)

cotton lavender aphid (Coloradoa bournieri)

crescent marked lily aphid (Neomyzus circumflexus =Aulacorthum circumflexum)

crimson tansy aphid (Uroleucon tanaceti)

cross leaved heath aphid (Ericaphis ericae)

crusty pistachio -- grass root aphid (Forda formicaria marginata)

currant -- lettuce aphid (Nasonovia ribisnigri)

currant stem aphid (Rhopalosiphoninus ribesinus)

currant -- yellow rattle aphid (Hyperomyzus rhinanthi)

Cymbalaria aphid (Myzus cymbalariae)

Cypress aphid (Cinara cupressi)

D

damson -- hop aphid (Phorodon humuli)

dandelion aphid (Aphis taraxacicola)

dandelion root aphid (Trama rara)

dark green nettle aphid (Aphis urticata)

dark periphyllus aphid (Periphyllus obscurus)

dark tailed thistle aphid (Uroleucon aeneum)

dark willow leaf aphid (Chaitophorus salijaponicus niger)

daylily aphid (Myzus hemerocallis)

dock aphid (Aphis rumicis)

dogwood -- rosebay willowherb aphid (Aphis salicariae)

Douglas fir adelgid = Cooley spruce gall adelgid (Adelges cooleyi)

downy birch aphid (Euceraphis punctipennis)

E

eastern spruce gall adelgid (Adelges abietis)

elder aphid (Aphis sambuci)

elm balloon gall aphid (Eriosoma lanuginosum)

elm cockscomb gall aphid (Colopha compressa)

elm -- currant aphid (Eriosoma ulmi)

elm -- grass aphid (Tetraneura ulmi)

elm -- mint leaf base gall aphid (Kaltenbachiella pallida)

English grain aphid (Sitobion avenae)

Euphorbia aphid (Macrosiphum euphorbiellum =Macrosiphum amygdaloides)

European blackcurrant -- nettle aphid (Cryptomyzus galeopsidis)

evening primrose aphid (Aphis oenotherae)

F

fleabane aphid (Ovatus inulae)

fly honeysuckle aphid (Hyadaphis foeniculi)

foxglove aphid = glasshouse potato aphid (Aulacorthum solani)

G

garden root-aphid (Trama caudata)

garlic mustard aphid (Lipaphis alliiariae)

geranium aphid = Pelargonium aphid (Acyrthosiphon malvae)

giant juniper aphid (Cinara smolandiae)

giant larch aphid (Cinara kochiana)

giant oak aphid (Stomaphis quercus)

giant willow aphid (Tuberolachnus salignus)

glasshouse potato aphid = foxglove aphid (Aulacorthum solani)

goatsbeard aphids (Brachycaudus tragopogonis)

goldenrod aphid (Uroleucon solidaginis)

gooseberry -- sowthistle aphid (Hyperomyzus pallidus)

gooseberry -- willowherb aphid (Aphis grossulariae)

gorse aphid (Aphis ulicis)

grass root aphid (Forda formicaria)

green apple aphid (Aphis pomi)

green barred alder aphid (Pterocallis maculata)

green birch thelaxid (Glyphina betulae)

greenbug aphid (Schizaphis graminum)

green maple periphyllus aphid (Periphyllus hirticornis)

green mouse ear hawkweed aphid (Aphis pilosellae)

green spruce aphid (Elatobium abietinum)

green striped fir aphid (Cinara pectinatae)

green striped spruce aphid (Cinara piceicola)

green thistle aphid (Capitophorus carduinus)

green trefoil aphid (Acyrthosiphon loti)

green willowherb aphid (Macrosiphum tinctum)

green willow leaf aphid (Chaitophorus truncatus)

grey waxy pine needle aphid (Schizolachnus pineti)

groundnut aphid = cowpea aphid (Aphis craccivora)

H

hairy horehound aphid (Cryptomyzus ballotae)

hairy mealy root aphid (Dysaphis hirsutissima)

hairy rose aphid = small green rose aphid (Chaetosiphon tetrarhodum)

hairy willowherb aphid (Aphis praeterita)

harebell aphid (Uroleucon campanulae)

hawkweed aphid (Nasonovia pilosellae)

hawksbeard root aphid (Aphis crepidis)

hawthorn -- angelica aphid (Dysaphis angelicae)

hawthorn -- buttercup aphid (Dysaphis ranunculi)

hawthorn -- mint aphid (Ovatus crataegarius)

hawthorn -- parsley aphid (Dysaphis apiifolia)

hawthorn -- umbellifer aphid (Dysaphis crataegi)

hazel aphid (Myzocallis coryli)

heather aphid (Aphis callunae)

hellebore aphid (Macrosiphum hellebori)

helleborine aphid (Aphis epipactis)

herb Bennet aphid (Macrosiphum gei)

hogweed mealy root aphid (Dysaphis newskyi)

holcus grass aphid (Schizaphis holci)

holly aphid (Aphis ilicis)

holm oak aphid (Myzocallis schreiberi)

honeysuckle aphid (Hyadaphis passerinii)

honeysuckle -- grass aphid (Rhopalomyzus lonicerae)

horehound aphid (Aphis ballotae)

hornbeam aphid (Myzocallis carpini)

horned oxtongue aphid (Aphis near picridis)

houndstongue aphid (Brachycaudus bicolor)

hypericum aphid (Aphis chloris)

I

iris aphid (Aphis newtoni)

Italian alder aphid (Crypturaphis grassi)

ivy aphid (Aphis hederae)

ivyleaved toadflax aphid (Dysaphis gallica)

J

Japanese elm aphid (Tinocallis takachihoensis)

juniper aphid (Cinara juniperi)

L

larch adelgid = larch woolly aphid (Adelges laricis)

large blackberry aphid (Amphorophora rubi)

large catsear aphid (Uroleucon hypochoeridis)

large chicory aphid (Uroleucon cichorii)

large hawksbeard aphid (Uroleucon grossum)

Large hawkweed aphid (Uroleucon obscurum)

large hazel aphid (Corylobium avellanae)

large knapweed aphid (Uroleucon jaceae)

large mottled yarrow aphid (Macrosiphoniella sejuncta)

large oxtongue aphid (Uroleucon picridis)

large pine aphid (Cinara pinea)

large raspberry aphid (Amphorophora idaei)

large sowthistle aphid (Uroleucon sonchi)

large thistle aphid (Uroleucon cirsii)

large walnut aphid (Panaphis juglandis)

large waxy willow aphid (Plocamaphis flocculosa)

leaf curling plum aphid (Brachycaudus helichrysi)

lesser rose aphid (Myzaphis rosarum)

light green pine needle aphid (Eulachnus brevipilosus)

lime leaf nest -- taro root aphid (Patchiella reaumuria)

locust tree aphid (Appendiseta robiniae)

lupin aphid (Macrosiphum albifrons)

M

mallow aphid (Brachycaudus malvae)

maple leaf nest aphid (Mimeuria ulmiphila)

maple periphyllus aphid (Periphyllus aceris)

marram flower aphid (Laingia psammae)

marsh marigold aphid (Rhopalosiphoninus calthae)

masked ox-eye aphid (Macrosiphoniella subterranea)

meadowsweet aphid (Macrosiphum cholodkovskyi)

meadow vetchling aphid (Aphis pseudocomosa)

mealy cabbage aphid (Brevicoryne brassicae)

mealy grass root aphid (Aploneura lentisci)

mealy pine aphid (Cinara schimitscheki)

mealy plum aphid (Hyalopterus pruni)

mealy spruce aphid (Cinara costata)

medick aphid = clover aphid (Aphis coronillae)

melon aphid = cotton aphid (Aphis gossypii)

mint aphid (Ovatus mentharius)

monkshood aphid (Delphiniobium junackianum)

Monterey pine needle aphid (Essigella californica)

mugwort aphid (Macrosiphoniella artemisiae)

mugwort gall aphid (Cryptosiphum artemisiae)

mullein aphid (Aphis verbasci)

mustard -- turnip aphid (Lipaphis erysimi)

N

nipplewort aphid (Hyperomyzus lampsanae)

northern cinquefoil aphid (Acyrthosiphon boreale)

Norway maple periphyllus aphid (Periphyllus lyropictus)

O

oak leaf phylloxera (Phylloxera glabra)

oleander aphid (Aphis nerii)

onion aphid (Neotoxoptera formosana)

ornate aphid = violet aphid (Myzus ornatus)

oxtongue aphid (Hyperomyzus picridis)

P

painted holm oak aphid (Hoplocallis picta)

painted sedge aphid (Subsaltusaphis picta)

pale giant oak aphid (Stomaphis wojciechowskii)

pale Japanese elm aphid (Tinocallis nevskyi)

pale sallow leaf aphid (Chaitophorus capreae)

pale willow leaf aphid (Chaitophorus horii beuthani)

parsnip mealy gall aphid (Dysaphis bonomii)

pea aphid (Acyrthosiphon pisum)

peach -- clematis aphid (Myzus varians)

peach -- potato aphid (Myzus persicae)

pear -- bedstraw aphid (Dysaphis pyri)

pear -- grass aphid (Melanaphis pyraria)

pear -- hogweed aphid (Anuraphis subterranea)

Pelargonium aphid = geranium aphid (Acyrthosiphon malvae)

pellitory of the wall aphid (Aphis parietariae)

permanent blackberry aphid = small bramble aphid (Aphis ruborum)

permanent foxglove aphid (Aphis armata)

pine shoot aphid (Cinara brauni)

pine woolly aphid = Scots pine adelgid (Pineus pini)

pink tansy aphid (Metopeurum fuscoviride)

plantain aphid (Aphis plantaginis)

plum -- thistle aphid (Brachycaudus cardui)

polygonum aphid (Capitophorus hippophaes)

poplar bark aphid (Pterocomma populeum)

poplar -- buttercup gall aphid (Thecabius affinis)

poplar -- cudweed pouch gall aphid (Pemphigus populinigrae)

poplar leaf aphid (Chaitophorus populialbae)

poplar leaf nest gall aphid (Pachypappa warshavensis)

poplar -- lettuce aphid (Pemphigus bursarius)

poplar polyspiral gall aphid (Pemphigus protospirae)

poplar pouch gall aphid (Pemphigus gairi)

poplar spiral gall aphid (Pemphigus spyrothecae)

poplar shoot aphid (Chaitophorus populeti)

potato aphid (Macrosiphum euphorbiae)

powdered sea wormwood aphid (Macrosiphoniella pulvera)

primrose aphid (Acyrthosiphon primulae)

privet aphid (Myzus ligustri)

purple loosestrife aphid (Myzus lythri)

R

ragwort aphid (Aphis jacobaeae)

raspberry aphid (Aphis idaei)

red banded birch aphid (Callipterinella tuberculata)

redcurrant aphid (Cryptomyzus ribis)

red yarrow aphid (Uroleucon achilleae)

rhododendron aphid (Illinoia lambersi)

rose aphid (Macrosiphum rosae)

rose -- columbine aphid (Longicaudus trirhodus)

rose -- grain aphid (Metopolophium dirhodum)

rose root aphid (Maculolachnus submacula)

rosy apple aphid (Dysaphis plantaginea)

rosy leaf curling apple aphids (Dysaphis devecta species group)

rowan aphid (Dysaphis sorbi)

rufous willow bark aphid (Pterocomma rufipes)

S

sage aphid (Aphis passeriniana)

sallow leaf vein aphid (Chaitophorus salicti)

sallow stem aphid (Chaitophorus ramicola)

salad burnet root aphid (Aphis sanguisorbae)

sapling sycamore aphid (Drepanosiphum acerinum)

scarce maple aphid (Drepanosiphum aceris)

scarce variegated oak aphid (Lachnus longirostris)

Scots pine adelgid = pine woolly aphid (Pineus pini)

Scots pine aphid (Cinara pini)

sea aster aphid (Aphis tripolii)

sea blite aphid (Clypeoaphis suaedeaes)

sea lavender aphid (Staticobium staticis)

sea plantain aphid (Aphis longirostris)

selfheal aphid (Aphis brunellae)

sequoia aphid (Illinoia morrisoni)

sessile oak aphid (Tuberculatus neglectus)

shallot aphid (Myzus ascalonicus)

shiny birch aphid (Symydobius oblongus)

shiny pine aphid (Cinara nuda)

short haired thistle aphid (Brachycaudus lateralis)

short tailed plantain aphid (Brachycaudus lucifugus)

silver birch aphid (Euceraphis betulae)

silverweed aphid (Chaetosiphon potentillae)

slender mugwort aphid (Macrosiphoniella oblonga)

small bramble aphid = permanent blackberry aphid (Aphis ruborum)

small downy birch aphid (Betulaphis quadrituberculata)

small green rose aphid = hairy rose aphid (Chaetosiphon tetrarhodum)

small walnut aphid (Chromaphis juglandicola)

small willow aphid (Aphis farinosa)

small yarrow aphid (Coloradoa achilleae)

solitary birch aphid (Monaphis antennata)

southern oak thelaxid (Thelaxes suberi)

speckled larch aphid (Cinara laricis)

spindle aphid (Aphis euonymi)

spindle -- nightshade aphid (Aphis solanella)

spirea aphid green citrus aphid Aphis spiraecola)

spotted green pine needle aphid (Eulachnus agilis)

spotted willow -- angelica aphid (Cavariella konoi)

spruce shoot aphid (Cinara pilicornis)

spurge aphid (Aphis euphorbiae)

stalk eyed sedge aphid (Caricosipha paniculatae)

stonecrop aphid (Aphis sedi)

strawberry aphid = small green rose aphid (Chaetosiphon fragaefolii)

strawberry tree aphid (Wahlgreniella nervata)

sweet chestnut aphid (Myzocallis castanicola)

sycamore periphyllus aphid (Periphyllus acericola)

T

tansy aphid (Macrosiphoniella tanacetaria)

tansy leaf margin aphid (Coloradoa tanacetina)

thistle root aphid = daisy root aphid (Protrama radicis)

thistle rosette aphid (Protaphis terricola species group)

thyme aphid (Aphis serpylli)

toadflax aphid (Brachycaudus linariae)

tormentil aphid (Aphis tormentillae)

tulip bulb aphid (Dysaphis tulipae)

tulip tree aphid (Illinoia liriodendri)

turkey oak aphid (Myzocallis boerneri)

U

umbrella aphid (Aphis umbrella)

V

variable clematis aphid (Aphis vitalbae)
variegated oak aphid (Lachnus roboris)

variegated beech aphid (Lachnus pallipes)

vetch aphid (Megoura viciae)

viburnum aphid (Aphis viburni)

violet root collar aphid (Aphis violae)

violet aphid = ornate aphid (Myzus ornatus)

W

water avens aphid (Amphorophora gei)

water lily aphid (Rhopalosiphum nymphaeae)

wax-banded daisy aphid (Aulacorthum palustre)
wax bordered spruce aphid (Cinara pruinosa)

waxy brown pine needle aphid (Schizolachnus obscurus)

waxy buckthorn aphid (Aphis commensalis)

waxy willowherb aphid (Aphis epilobiaria)

wayfaring tree aphid (Aphis lantanae)

wayfaring tree -- sedge aphid (Ceruraphis eriophori)

white cotton root aphid (Smynthurodes betae)

white deadnettle aphid (Cryptomyzus alboapicalis)

wild carrot root aphid (Aphis lambersi)

wild service aphid (Dysaphis aucupariae)

willow-angelica aphid (Cavariella archangelicae)

willow bark aphid (Pterocomma pilosum)

willow carrot aphid (Cavariella aegopodii)

willowherb aphid (Aphis epilobii)

willow -- parsnip aphid (Cavariella theobaldi)

willow -- umbellifer aphid (Cavariella pastinacae)

woolly apple aphid (Eriosoma lanigerum)

woolly beech aphid (Phyllaphis fagi)

woundwort aphid (Cryptomyzus korschelti)

wrinkly knotgrass aphid (Aspidaphis adjuvans)

Y

yarrow aphid (Macrosiphoniella millefolii)

yarrow root aphid (Aphis vandergooti)

yellow archangel aphid (Cryptomyzus maudamanti)

yellow buttercup aphid (Tubaphis ranunculina)

yellow dark veined birch aphid (Calaphis flava)

yellow legged knapweed aphid (Uroleucon jaceicola)

yellow oxtongue aphid (Aphis picridis)

yellow teasel aphid (Aphis ochropus)

Aphids by plant

Polyphagous aphids
Aphids on alder (Alnus)
Aphids on apple (Malus)
Aphids on beech (Fagus)
Aphids on berries (Rubus)
Aphids on birch (Betula)
Aphids on dogwood (Cornus)
Aphids on elm (Ulmus)
Aphids on fleabane (Pulicaria dysenterica)
Aphids on hazel (Corylus)
Aphids on maple and sycamore (Acer)
Aphids on nettles (Urtica)
Aphids on oak (Quercus)
Aphids on pear (Pyrus)
Aphids on pine (Pinus)
Aphids on plum and cherry (Prunus)
Aphids on poplar and aspen (Populus)
Aphids on rose : identification and control
Aphids on spruce (Picea)
Aphids on tansies (Tanacetum)
Aphids on thistles (Cynareae)
Aphids on walnut (Juglans)
Aphids on willow (Salix)

Aphid predators:

Vertebrates

Passeriformes : Fringillidae
Spinus tristis American goldfinch
Passeriformes : Paridae
Cyanistes caeruleus Eurasian blue tit
Parus major great tit
Passeriformes : Parulidae
Oreothlypis peregrina Tennessee warbler
Setophaga coronata yellow-rumped warbler
Setophaga tigrina Cape May warbler
Passeriformes : Phylloscopidae
Phylloscopus collybita chiffchaff

Invertebrates

Coleoptera : Coccinellidae
Anatis ocellata eyed ladybird
Hemiptera : Miridae
Atractotomus magnicornis
Atractotomus mali apple-brown bug
Blepharidopterus angulatus black-kneed capsid
Deraecoris lutescens = Deraeocoris punctulatus
Deraeocoris ruber red-spotted plant bug
Dicyphus pallicornis
Dryophilocoris flavoquadrimaculatus four-spotted oak bug
Grypocoris stysi = Calocoris stysi
Harpocera thoracica oak catkin mirid bug
Heterotoma planicornis
Macrolophus pygmaeus & Macrolophus melanotoma
Miris striatus fine-streaked bugkin
Phylus coryli
Plagiognathus arbustorum
Psallus ambiguus
Psallus varians
Tupiocoris rhododendri rhododendron mirid
Hemiptera : Nabidae
Himacerus apterus tree damsel bug
Hemiptera : Reduviidae
Empicoris vagabundus common thread-legged assassin bug
Trombidiformes : Anystidae
Anystis baccarum whirligig mite

Useful information on aphids:

Why hunt aphids
How to find aphids by hand
How to identify aphids from photos - the basics
Identifying aphids to genus from photos
Identify the most commonly seen British aphids
Identify common British aphids: A photographic guide
Rare aphids and conservation: Why they are rare is important
Aphid Eggs: Biology & Morphology
Aphid forms, polymorphs, morphs, phenes
Aphid Nymphs: Biology & Morphology
How we get the best ultra-macro-photographs of aphids from a DSLR (a digital single lens reflex camera)
Useful weblinks

Aphid hunters blog

Aphid blog mid-Jan 2014 Formica rufa and Cinara pinea active in January. Plus Elatobium abietinum colonies.
Aphid blog late-Jan 2014 Microlophium carnosum and Macrosiphum hellebori active in January. Plus Adelges cooleyi nymphs.
Aphid blog February 2014 Essigella californica, wood ants massing, Dysaphis gallica.
Aphid blog March 2014 Aphid fundatrices on maple, Periphyllus testudinaceus and Drepanosiphum on maple, Cinara pruinosa on spruce, polyphagous Myzus species, Aphis ballotae & parietariae.
Aphid blog April 2014 Lasius fuliginosus attending Pterocomma salicis, pilosum, invasive Periphyllus californiensis, Rhopalosiphum padi fundatrix, Cinara pilicornis, cupressi.
Aphid blog May 2014 Aphids and their natural enemies at Knepp Estate, Sussex.
Aphid blog June 2014 Root aphids - Aphis taraxacicola, Aphis crepidis, Aphis hypochoeridis, Dysaphis radicola.
Aphid blog July 2014 Giant aphids on challenged trees - Cinara kochiana (giant larch aphid), Clethrobius comes (hairy birch aphid).
Aphid blog August 2014 The Giant Willow Aphid (Tuberolachnus salignus) - Have we solved one of its mysteries?
Aphid blog September 2014 Discoveries among the exotic Bedgebury Cinara. New UK parasite species. New aphid colour-form.
Aphid blog October 2014 Colour in Aphids: Cryptic coloration, warning.
Aphid blog November 2014 Cryptic coloration, Crypsis versus aposematism, colour polymorphism.
Aphid blog December 2014 Saltmarsh aphids, aphis staticobium, aphis triploii.
Aphid blog January 2015 Mites parasitizing aphids, and predatory mites.
Aphid blog February 2015 Invasive aphids: Is Europe being overrun with non-native pests?
Aphid blog March 2015 Aphid wildlife in springtime Britain: 2 invasives, + 1 minor pest & 1 important pest

 

In the field (2)

Arthropods of Medical or Veterinary Importance:

Mosquitoes and biting-midges
Horseflies clegs and deerflies (Tabanids & Co.)
How to catch tabanids (horse-flies)
Atylotus rusticus (Four-lined horsefly)
Chrysops caecutiens (Splayed deerfly)
Chrysops relictus (Twin-lobed deerfly)
Chrysops viduatus (Square-spot deerfly)
Haematopota pluvialis (Common Cleg, or Notch-horned Cleg)
Hybomitra bimaculata (Hairy-legged horsefly)
Hybomitra ciureai (Yellow-horned levels-horsefly)
Hybomitra distinguenda (Bright horsefly)
Tabanus bromius (Band-eyed brown-horsefly)
Tabanus maculicornis (Narrow-winged horsefly)
Tabanus sudeticus (Dark giant-horsefly)
Stable-flies and face-flies
Tsetse-flies Louse-flies and Lice
Tsetse hosts at Nguruman
Hard-bodied ticks: Ixodidae
Bont ticks: Amblyomma
Bont-legged ticks: Hyalomma
Ixodid ticks: Ixodes
Brown ticks: Rhipicephalus

 

Critiques & controversies

Some specific cases

Analysis re Wakefield & MMR
Analysis re organic farms & biodiversity
Is culling badgers how to control bovine tuberculosis?

Invasive species:
Foot-and-mouth disease virus
Schmallenberg Virus

Health and Rural Development:
Maasai Blessing Ceremony

 

Statistical issues

Why we need a new approach
Problems with the normal approach
Displaying distributions Using R
Learning statistics Using R simulation

 

Statistics in biology

Statistical mistakes in biology : overview, statistics & designs, why errors matter, identifying & avoiding errors
Use & misuse, How to, Principles, properties & assumptions
Analytical surveys : cross-sectional studies, individual or group level, bias, odds ratio versus risk ratio
Use & misuse, How to, Principles, properties & assumptions
ANOVA for blocked designs : analysis of variance, randomized block, homogeneity of covariances, interaction between factors, Latin squares
Use & misuse, How to, Principles, properties & assumptions
Binomial and Poisson distributions : standard error of proportion and rate, assumptions, cluster sampling, pattern of dispersion, test of randomness
Use & misuse, How to, Principles, properties & assumptions
Binomial and related tests : binomial test, independence, sign test, McNemar's test, Cox and Stuart test for trend
Use & misuse, How to, Principles, properties & assumptions
Bootstrap confidence intervals : percentile-t, accelerated bias-correction, statistical independence, number of replications
Use & misuse, How to, Principles, properties & assumptions
Measures of validity for measurement variables : Bland Altman plot, calibration, regression, correlation
Use & misuse, How to, Principles, properties & assumptions
Case-control designs : cases incident or prevalent, fixed cohort or dynamic population, control selection, matching
Use & misuse, How to, Principles, properties & assumptions
Coefficient of variation : intra-assay and inter-assay, within subject, temporal variability
Use & misuse, How to, Principles, properties & assumptions
Cohort designs : fixed cohorts, dynamic cohorts, prospective, retrospective, exposure misclassification, observer bias
Use & misuse, How to, Principles, properties & assumptions
Confidence interval of mean : inferential statistic, assumptions, random sampling, normal distribution
Use & misuse, How to, Principles, properties & assumptions
Confidence interval of a proportion : normal approximation interval, Wilson score, Clopper-Pearson, mid-P, assumptions, independence
Use & misuse, How to, Principles, properties & assumptions
Confidence intervals of risk ratio, odds ratio, and rate ratio : Wald interval, exact intervals, independence of outcome
Use & misuse, How to, Principles, properties & assumptions
Coping with missing data : non-response bias, intention to treat, last observation carried forward, linear interpolation, multiple imputation
Use & misuse, How to, Principles, properties & assumptions
Covariance analysis ANCOVA : analysis of variance, regression, precision, homogeneity of slopes, linearity of responses
Use & misuse, How to, Principles, properties & assumptions
Cox's proportional hazards regression model : proportional hazards assumption, multicollinearity, explained variation, model selection
Use & misuse, How to, Principles, properties & assumptions
Data verification : data quality, observer bias, double data entry, outliers, trimmed means
Use & misuse, How to, Principles, properties & assumptions
Descriptive surveys over time and space : monitoring over time, spatial distribution, passive and active surveillance, geographic information systems, weak inference
Use & misuse, How to, Principles, properties & assumptions
Frequency distributions and their display : class based methods, histograms, frequency polygons, line and bar diagrams, pie charts, jittered dot plots, rank scatterplots, empirical cumulative distribution functions
Use & misuse, How to, Principles, properties & assumptions
Errors-in-variable regression : measurement error, equation error, method of moments, orthogonal regression, major axis regression, allometry, Deeming regression
Use & misuse, How to, Principles, properties & assumptions
Fisher's exact test : 2x2 contingency table, fixed factors, test of association
Use & misuse, How to, Principles, properties & assumptions
Fully replicated factorial ANOVA : Fixed effects model, Formulae, Mixed effects model, Factorial design in randomized blocks, Nested cross-factored design
Use & misuse, How to, Principles, properties & assumptions
Goodness-of-fit tests for categorized data : Pearson's chi square, likelihood ratio G-test, independence of observations, sample size, exact tests
Use & misuse, How to, Principles, properties & assumptions
Intentional bias and scientific fraud : data fabrication, misrepresentation of results, plagiarism, multiple publication, unjustified authorship, paradigm dominance, misconduct denial
Use & misuse, How to, Principles, properties & assumptions
Kolmogorov-Smirnov and related tests : one and two sample tests, normality, estimated parameters, Lilliefors test, discrete distributions
Use & misuse, How to, Principles, properties & assumptions
Kruskal-Wallis ANOVA : non-parametric ANOVA, test of dominance, test of medians, distribution of observations
Use & misuse, How to, Principles, properties & assumptions
Logistic regression : logit transformation, model misspecification, stepwise selection, manual backward selection, interaction
Use & misuse, How to, Principles, properties & assumptions
Measures of location : arithmetic mean, geometric mean, harmonic mean, weighted mean, median, mode
Use & misuse, How to, Principles, properties & assumptions
Measures of mortality and natality : proportions and rates, cumulative mortality, case fatality, mortality rate, natality, life tables, fertility tables, age distribution
Use & misuse, How to, Principles, properties & assumptions
Measures of disease frequency : proportions and rates, prevalence, cumulative incidence, incidence rate, intensity, age standardization
Use & misuse, How to, Principles, properties & assumptions
Multiple group and period designs : ecologic studies, ecological fallacy, mensurative experiment, quasi experiment, before and after studies, BACI design, confounding factors
Use & misuse, How to, Principles, properties & assumptions
Multiple linear regression : choice of explanatory variables, diagnostics, multicollinearity, variable selection, model simplification, model validation
Use & misuse, How to, Principles, properties & assumptions
Multiple comparison tests after ANOVA : Approach to multiple comparisons, Planned orthogonal comparisons, Fisher's protected least significant difference, LSD Bonferroni & Dunn-Sidak, Planned non-orthogonal comparisons, Unplanned pairwise comparisons, Tukey's Honestly Significant Difference, Student-Newman-Keuls Test, Ryan's Q Test, Unplanned pairwise & combined mean comparisons
Use & misuse, How to, Principles, properties & assumptions
Negative binomial distribution : contagious distribution, overdispersion parameter, truncation, log series, log normal distribution
Use & misuse, How to, Principles, properties & assumptions
Nested ANOVA : mixed and random effects, distribution of errors, confusion with one way ANOVA, erroneous pooling of lower error terms
Use & misuse, How to, Principles, properties & assumptions
Nonparametric correlation and regression : Spearman rank correlation coefficient, Kendall rank-order correlation coefficient, monotonic relationship, Sen's estimator of slope
Use & misuse, How to, Principles, properties & assumptions
Normal distribution : normal distribution assumption, tests of normality, graphical methods
Use & misuse, How to, Principles, properties & assumptions
Null hypothesis significance testing : P=0.05 syndrome, naked P-values, proving the null hypothesis, statistical significance, biological importance, one and two-tailed tests
Use & misuse, How to, Principles, properties & assumptions
One-way fixed effects ANOVA : analysis of variance, independence of replicates, pseudoreplication, homogeneity of variances, normal distribution of errors, Levene's test
Use & misuse, How to, Principles, properties & assumptions
One-way random effects ANOVA : analysis of variance, intraclass correlation coefficient, repeatability, measurement error
Use & misuse, How to, Principles, properties & assumptions
Paired t-test : before-after studies, confounding factors, pseudoreplication, convenience sampling, normality of the mean difference
Use & misuse, How to, Principles, properties & assumptions
Pearson's chi square test of independence : independence of outcome, paired samples, cluster sampling, pooling from multiple tables, Yates' continuity correction
Use & misuse, How to, Principles, properties & assumptions
Pearson's correlation coefficient : scatterplot, bivariate normality, homogeneity of variances, linearity, causality, association versus agreement
Use & misuse, How to, Principles, properties & assumptions
Statistical power and sample size : minimum detectable difference, sample size, cluster trials, post-hoc power analysis, effect size, reliability
Use & misuse, How to, Principles, properties & assumptions
Pseudoreplication : simple, temporal and sacrificial pseudoreplication, independence of replicates, cluster randomized trials, pooling error terms
Use & misuse, How to, Principles, properties & assumptions
Quantiles as summary statistics : box and whisker plots, interquartile range, outliers, quantile quantile plots
Use & misuse, How to, Principles, properties & assumptions
Randomized experiments : manipulation, random allocation, independent replication, multiple treatment levels
Use & misuse, How to, Principles, properties & assumptions
Measures of relationship between variables : Risk ratio, odds ratio, rate ratio, scatterplots, correlation, regression
Use & misuse, How to, Principles, properties & assumptions
Runs tests : one-sample runs test, Wald-Wolfowitz test, test of randomness, comparing distributions, trends
Use & misuse, How to, Principles, properties & assumptions
Measures of validity for binary and nominal variables : sensitivity, specificity, overall accuracy, likelihood ratios, area under the curve, spectrum bias, gold standard, measurement bias
Use & misuse, How to, Principles, properties & assumptions
Simple linear regression : linearity, independence of errors, bias, regression to the mean, errors in variables
Use & misuse, How to, Principles, properties & assumptions
Split plot & repeated measures ANOVA : partially nested designs, analysis of variance, interactions confounded, subjects × trials, subjects × treatments, sphericity, linear mixed effects model
Use & misuse, How to, Principles, properties & assumptions
Standard error of the mean : standard error versus standard deviation, inferential statistic
Use & misuse, How to, Principles, properties & assumptions
Survey sampling methods : probability sampling, convenience sampling, haphazard sampling, quota sampling, cluster sampling, adaptive sampling, missing observations, non-response bias, measurement error, data validation
Use & misuse, How to, Principles, properties & assumptions
Transformations : rescaling, monotonic, log transformation, normalizing distributions, linearizing curves, homogenizing variances, additive model, detransformation
Use & misuse, How to, Principles, properties & assumptions
Types of variables : Scale of measurement, nominal, ordinal, interval, ratio, collapsing variables
Use & misuse, How to, Principles, properties & assumptions
Two-sample t-tests : Equal-variance t-test, Unequal-variance t-test, Weighted t-test, Confidence interval of difference between means
Use & misuse, How to, Principles, properties & assumptions
Variance and standard deviation : Use for skewed data, corrections for bias, repeatability, within-subject standard deviation
Use & misuse, How to, Principles, properties & assumptions
Wilcoxon-Mann-Whitney test : versus t-test, similarity of distributions, reported measure of location, small samples, tied data
Use & misuse, How to, Principles, properties & assumptions
Wilcoxon matched pairs signed rank test : versus paired t-test, distribution of differences, symmetricality, power
Use & misuse, How to, Principles, properties & assumptions
Z scores : standard deviations, reference population, shape of distribution, weight-for-age, validity
Use & misuse, How to, Principles, properties & assumptions
z-test for independent proportions : independent proportions, risk difference, confidence interval of difference, critical ratio test, chi square test
Use & misuse, How to, Principles, properties & assumptions

 

Related topics:

Introductions, Principles, Discussions, Extras
The computer revolution
Data verification
Frequency & probability
The 'Average Man'
Sample and parametric means
Finite & instantaneous rates
Population change
Mark release recapture
Capture-recapture methodology
Standardized event rates
P-values of tests
Types of studies
Attributable risk
Assessment of agreement
Gold standard test
Estimating true prevalence
Bayes theorem
Ethics for medical research
Intention to Treat
Using range to estimate SD
Absolute deviations
Coefficient of variation of a mean
SE of median
SE of coefficient of variation
SE of Kappa
Jackknifing
Skew and kurtosis
Chauvenet's outlier ID criterion
The Log normal distribution
Gaussian smoothing
Logarithmic Series Distribution
Taylors Power Law
Parametric or nonparametric
Permutation tests
The Z test
Efficiency of tests
Sample size for a given interval
CI of coefficient of variation
Estimating sample size
Limits when p or f are 0
Estimating CI for true prevalence
Box-Cox transformation
Log normal CIs
Properties of bootstrap estimators
How reliable are your estimates?
Non / Parametric bootstrap?
CI by permutation
Questionnaires
Remote sensing
Global positioning systems
What is survival analysis?
Berkson's Bias
Systematic randomization
Unequal randomization
Allocation concealment
Blinding
CI of difference between 2 means
Sample size
Equality of variance tests
Sample size
G likelihood ratio test
Comparing survival rates
r × c tables & partitioning
Multiple 2×2 tables
Chi square test for trend
Measuring agreement
z test for rates
Matched studies
CI for attributable risk
Median test
Anderson-Darling test
Cramér-von-Mises test
Lilliefors test
Testing homogeneity of replicates
Cluster sampling
Hartley's & Cochran's tests
Bartlett's test
Levene's test
Unequal variance ANOVA
Design effect in cluster sampling
Checking orthogonality
Nonparametric multiple comparisons
ANOVA by randomization
Shapiro-Wilk's test for normality
Phi coefficient
Serial correlation
Piecewise regression
Sen's estimator of slope
Coefficient of concordance
LOWESS regression
Quantile regression
Friedman's two way ANOVA
Tukey's test of non-additivity
Unbalanced factorial designs
Conditional logistic regression
Ordinal regression
Poisson regression
Distributions of failure times

Statistics for beginners

Elementary Statistics Pages of information for struggling students - and their teachers
Introduction to stats
What a statistic is
Samples and replicates
Transformation and recoding
Types of data
Basic statistics
Averages
Maxima
Means
Medians
Minima
Modes
Proportions
Quantiles
Ranges
Standard deviations
Graphs
Bargraphs
Cumulative plots
Dotplots
Histograms
Linegraphs
Piecharts
Scatterplots
Plus
Some simple formulae

Statistics Bibliography

Statistics bibliography web
Statistics bibliography wikipedia
Ecology Statistics bibliography 1
Medical Statistics bibliography 1
Statistics bibliography 1
Veterinary Statistics bibliography 1
Ecology Statistics bibliography 2
Medical Statistics bibliography 2
Statistics bibliography 2
Veterinary Statistics bibliography 2
Ecology Statistics bibliography 3
Medical Statistics bibliography 3
Statistics bibliography 3
Veterinary Statistics bibliography 3
Ecology Statistics bibliography 4
Medical Statistics bibliography 4
Statistics bibliography 4
Veterinary Statistics bibliography 4
Ecology Statistics bibliography 5
Medical Statistics bibliography 5
Statistics bibliography 5
Veterinary Statistics bibliography 5
Ecology Statistics bibliography 6
Medical Statistics bibliography 6
Statistics bibliography 6
Veterinary Statistics bibliography 6
Ecology Statistics bibliography 7
Medical Statistics bibliography 7
Statistics bibliography 7
Veterinary Statistics bibliography 7
Ecology Statistics bibliography 8
Medical Statistics bibliography 8
Statistics bibliography 8
Veterinary Statistics bibliography 8
Ecology Statistics bibliography 9
Medical Statistics bibliography 9
Statistics bibliography 9
Veterinary Statistics bibliography 9
Ecology Statistics bibliography 10
Medical Statistics bibliography 10
Statistics bibliography 10
Veterinary Statistics bibliography 10
Ecology Statistics bibliography 11
Medical Statistics bibliography 11
Statistics bibliography 11
Veterinary Statistics bibliography 11
Ecology Statistics bibliography 12
Medical Statistics bibliography 12
Statistics bibliography 12
Veterinary Statistics bibliography 12
Ecology Statistics bibliography 13
Medical Statistics bibliography 13
Statistics bibliography 13
Veterinary Statistics bibliography 13
Ecology Statistics bibliography 14
Medical Statistics bibliography 14
Statistics bibliography 14
Veterinary Statistics bibliography 14
 

Comments, questions, corrections? Please email info@influentialpoints.com

 

If you like our critical approach to analysis you will really like our hyperbook:
Avoiding and Detecting Statistical Malpractice (Design & Analysis for Biologists, with R).

 


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