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Great Gray Spotted Sedges

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This common name refers to only one genus.

Caddisfly Genus Arctopsyche

These are often called Great Gray Spotted Sedges.
Arctopsyche grandis, the western species, is by far the most important in this genus. It produces excellent fishable hatches.
Arctopsyche grandis (Great Gray Spotted Sedge) Caddisfly LarvaArctopsyche grandis (Great Gray Spotted Sedge) Caddisfly Larva View 14 PicturesAt first I had trouble believing this giant Hydropsychidae larva was actually a member of its family, because of the size. I had never seen such a thing. It turned out to be a member of this exceptionally large species with a fitting name, grandis.
Collected August 3, 2020 from in
Added to by on August 19, 2020
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