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Freshwater Invertebrate Species List |
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Freshwater Snails (Mollusca) |
Water Bugs (Hemiptera) |
Beetles (Coleoptera) |
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Button Ramshorn Anisus leucostoma |
Aquarius paludum |
Diving beetle Acilius
sulcatus |
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Nautilus Ramshorn Armiger crista |
Aquarius najas |
Diving beetle Agabus
bipustulatus |
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Bithynia tentaculata |
Water boatman Corixa
dentipes |
Diving beetle Agabus
sturmii |
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Erpobdalla octoculata |
Water boatman Corixa
panzeri |
Scavenger water beetle
Anacaena |
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White Ramshorn Gyraulus albus |
Pondskater Gerris spp. |
bipustulata |
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Helobdella stagnalis |
Common pondskater
Gerris lacustris |
Scavenger water beetle
Anacaena globules |
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Marsh snail Lymnaea palustris |
Toothed pondskater
Gerris odontogaster |
Scavenger water beetle
Anacaena limbata |
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Great pond snail Lymnaea stagnalis |
Pondskater Gerris
thoracicus |
Scavenger water beetle
Anacaena lutescens |
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Physa heterostropha |
Water measurer
Hydrometra stagnorum |
Water ladybird
Anisosticta 19-punctata |
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Pea mussel Pisidium spp. |
Micronecta scholtzi |
Scavenger water beetle
Cercyon |
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Piscola geometra |
Lesser water-cricket
Microvelia pygmaea |
convexiusculus |
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Keeled Ramshorn Planorbis carinatus |
Lesser water-cricket
Microvelia reticulata |
Scavenger water beetle
Cercyon ustulatus |
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Ramshorn Planorbis planorbis |
Water Scorpion Nepa
cinerea |
Scavenger water beetle
Coelostoma |
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Jenkins’ spire snail Potamopyrgus
jenkinsi |
Common water boatman
Notonecta glauca |
orbiculare |
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Orb mussel Sphaerium spp. |
Backswimmer Notonecta
marmorea |
Diving beetle
Colymbetes spp |
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Succinea putris |
Backswimmer Notonecta
maculate |
Donacia marginata |
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Thermyzon tessulatum |
Water boatman
Notonectid spp |
Donacia simplex
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Saucer bug Ilyocoris
cimicoides |
Donacia vulgaris |
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Water Spiders & Mites (Chelicerata) |
Plea minutissima |
Long-toed water beetle
Dryops luridus |
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Water mites Hydracarina |
Water stick insect
Ranatra liearis |
Great diving beetle
Dytiscus marginalis |
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Common shorebug
Saldula saltatoria |
Scavenger water beetle
Enochrus testaceus |
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Dragonflies & Damselflies (Odonata) |
Water boatman Sigara
distincta |
Whirligig beetle
Gyrinus spp. |
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Emperor Dragonfly Anax imperator. |
Water boatman Sigara
dorsalis |
Crawling water beetle Haliplus
confines |
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Black-tailed Skimmer Orthetrum
cancellatum |
Water boatman Sigara
falleni |
Crawling water beetle Haliplus
flavicollis |
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Downy Emerald Cordulia aenea |
Water boatman Sigara
fossarum |
Crawling water beetle Haliplus
fluviatilis |
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Migrant Hawker Aeshna mixta |
Water boatman Sigara
lateralis |
Crawling water beetle
Haliplus fulvus |
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Common Blue Damselfly Enallagma |
Water boatman Sigara
nigrolineata |
Crawling water beetle Haliplus
immaculatus |
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cyathigerum |
Water cricket Velia
caprai |
Crawling water beetle Haliplus
lineolatus |
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Azure Damselfly Coenagrion puella |
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Haliplus ruficollis |
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Large Red Damselfly Pyrrhosoma
nymphula |
Caddis Flies (Trichoptera) |
Scavenger water beetle
Helochares lividus |
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Red-eyed Damselfly Erythromma najas |
Anabolia
nervosa |
Scavenger water beetle
Helochares |
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Blue-tailed Damselfly Ischnura
elegans |
Halesus radiatus |
punctatus |
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Banded Demoiselle Calopteryx
splendens |
Caseless caddis
Hydropsyche angustipennis |
Scavenger water beetle
Helophorus |
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(River Blackwater) |
Limnephilus lunatus |
brevipalpis |
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Emerald Damelfly Lestes sponsa
2000 only |
Flat cased caddis
Molanna spp. |
Scavenger water beetle
Hydrochus |
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Sand–grained cased caddis
Sericostoma |
angustatus |
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Crustacea |
spp. |
Scavenger water beetle
Hydrochus fiscipes |
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Water hog louse
Asellus aquaticus |
Triaenodes bicolor
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Diving beetle
Hydroporus incognitus |
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Crangonyx pseudogracilis |
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Diving beetle
Hydroporus memnonius |
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Water flea Daphnia spp |
Mayflies (ephemeroptera) |
Diving beetle
Hydroporus neglectus |
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Freshwater shrimp
Gammarus pulex |
Broadwing Caenis spp. |
Diving beetle
Hydroporus palustris |
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Caenis horaria |
Screech beetle
Hygrobia hermanni |
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Leeches (Hirudinea) |
Pale evening Dun
Procloeon bifidum |
Diving beetle
Hyphydrus ovatus |
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Glossiphonia spp |
Pond olive Cloeon
dipterum |
Whirligig beetle
Gyrinus marinus |
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Cloeon simile |
Diving beetle Ilybius
fenestratus |
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True Flies (Diptera) |
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Scavenger water beetle
Laccobius |
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Anopheline mosquito
Anopheles spp. |
Alderflies (Megaloptera)
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bipunctatus |
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Bloodworm Chironomus spp. |
Alderfly Sialis
lutaria |
Scavenger water beetle
Laccobius minutus |
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Simulidae spp. |
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Diving beetle
Laccophilus hyalinus |
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Crain fly Tipulidae spp. |
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Diving beetle
Laccophilus minutus |
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Nebrioporus depressus
elegans |
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Water beetle Noterus
clavicornis |
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Diving Beetle Rhantus
exsoletus |
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bbbb |
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Note that
some further specimens have not been assigned to a specific species,
and are not included in these lists.
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