Aquatic Macroinvertebrates

Aquatic Macroinvertebrates below Glen Canyon Dam

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Midges Blackflies Mayflies Stoneflies Caddisflies Gammarus New Zealand mudsnails Quagga mussel Worms

Gammarus lacustris: an introduced non-native freshwater shrimp (amphipod)

Midge (larvae)

Midge (adult)

Blackfly (larvae)

Links and Information
Aquatic Foodbase GCMRC Aquatic Food Base Lab Aquatic macroinvertebrate key (USU)
Papers and Presentations

Other Stuff