Freshwater Biology FIWI 18 – Macroinvertebrates and OBBN Coelenterata – Hydras Coelenterata – Hydras Megaloptera – Fishflies, Alderflies Megaloptera – Fishflies, Alderflies Simuliidae – Black Flies Simuliidae – Black Flies Tipulidae – Craneflies Tipulidae – Craneflies Ceratopogonidae – No see ums Ceratopogonidae – No see ums Culicidae – Mosquitos Culicidae – Mosquitos Diptera – True flies Diptera – True flies Chironomidae – Midges Chironomidae – Midges Lepidoptera – Aquatic Moth Lepidoptera – Aquatic Moth Trichoptera – Caddishflies Trichoptera – Caddishflies Coleoptera – Beetles Coleoptera – Beetles Tabanidae – Horse / Deer Flies Tabanidae – Horse / Deer Flies Hemiptera – True Bugs Hemiptera – True Bugs Plecoptera – Stone Flies Plecoptera – Stone Flies Zygoptera – Damselflies Zygoptera – Damselflies Ephemeroptera – Dragonflies Ephemeroptera – Dragonflies Ephemeroptera – Mayflies Ephemeroptera – Mayflies Decapoda – Crayfish Decapoda – Crayfish Isopoda – Sow Bugs Isopoda – Sow Bugs Amphipoda – Scuds Amphipoda – Scuds Nematoda – Round Worms Nematoda – Round Worms Hydrachnida – Mites Hydrachnida – Mites Hirudinea – Leeches Hirudinea – Leeches Oligochaeta – Aquatic Earthworms Oligochaeta – Aquatic Earthworms Gastropoda – Snails and limpets Gastropoda – Snails and limpets Bivalvia / Pelecypoda – Clams and Mussels Bivalvia / Pelecypoda- Clams and Mussels Turbellaria / Platyheminthes – Flatworms Turbellaria / Platyheminthes – Flatworms