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Montana Field Guide

Montana Field Guides

A Caddisfly - Apatania comosa

Native Species

Global Rank: G2G3
State Rank: SNR

Agency Status


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General Description
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Range Comments
Originally described from Dixie National Forest, near Cedar Breaks, Utah at 10,200 feet (Denning, 1949), but subsequently found in Montana in Blackfoot River and Lolo Creek (Missoula County), and Bitterroot River (Ravalli County) (Newell and Potter, 1975). Also Pine Creek, Bonneville County, Idaho (Newell and Minshall, 1977).

High gradient, high elevation smaller streams.

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Citation for data on this website:
A Caddisfly — Apatania comosa.  Montana Field Guide.  .  Retrieved on , from