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Invertebrate Identification
Choose the invertebrate from the list below
Group 1 - Does not tolerate pollution
Stonefly
Caddisfly
Water Penny
Riffle Beetle
Mayfly
Gilled Snail
Dobsonfly
Group 2 - Can tolerate some pollution
Crayfish
Sowbug
Scud
Fishfly Larva
Clam
Alderfly Larva
Watersnipe Fly Larva
Crane Fly Larva
Beetle Larva
Dragonfly Nymph
Daimselfly Nymph
Group 3 - Can tolerate a lot of pollution
Aquatic Worm
Midge Fly Larva
Blackfly Larva
Leech
Pouch & Pond Snails
Other Snails
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