Adult caddisflies are a bit like hairy, scaleless moths. Their larvae are completely aquatic and are typically inhabitants of lotic (flowing) water, although some are also found in lakes and ponds. These insects are famous for the diversity of the cases that the larvae construct from a variety of materials including sand, pebbles, snail shells, plant stems and fragments. Others are free-living, or build large nets for capturing suspended organic matter.
Family Hydropsychidae - Netspinning Caddisflies
Family Hydroptilidae - Microcaddisflies
Family Leptoceridae - Longhorned Caddisflies
Family Limnephilidae - Northern Caddisflies
Family Molannidae - Hood Casemakers
Family Phryganeidae - Giant Casemakers
Family Polycentropodidae - Tube Maker Caddisflies
Rhyacophila fuscula larva, family Rhyacophilidae
Rhyacophila sp. larva
Bizarre Caddisfly (Lepidostoma sp.), family Lepidostomatidae
Psychomyia sp., family Psychomyiidae
Little Black Caddis (Chimarra sp.), family Philopotamidae