Freshwater Invertebrate Underwater Pictures, Page 12
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The caddis larvae in this picture built their cases from tiny pebbles.
In this picture: Insect Order Trichoptera (Caddisflies).
In this picture: Insect Order Trichoptera (Caddisflies).
In this picture: Mayfly Species Ephemerella subvaria (Hendrickson) and Insect Order Trichoptera (Caddisflies).
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This underwater log hosts hundreds of caddisfly larvae, some in cases and some in spiderweb-like lairs.
In this picture: Insect Order Trichoptera (Caddisflies).
In this picture: Insect Order Trichoptera (Caddisflies).
A few caddis larvae cling to this partially submerged clump of streamside grass.
In this picture: Insect Order Trichoptera (Caddisflies).
In this picture: Insect Order Trichoptera (Caddisflies).
I'm not quite sure what this is. It may be an Isonychia nymph hiding under a piece of grass.
In this picture: Arthropod Class Insecta (Insects).
In this picture: Arthropod Class Insecta (Insects).
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