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Artistic view of a Male Pteronarcys californica (Pteronarcyidae) (Giant Salmonfly) Stonefly Adult from the Gallatin River in Montana
Salmonflies
Pteronarcys californica

The giant Salmonflies of the Western mountains are legendary for their proclivity to elicit consistent dry-fly action and ferocious strikes.

27" brown trout, my largest ever. It was the sub-dominant fish in its pool. After this, I hooked the bigger one, but I couldn't land it.
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Caddisfly Species Pycnopsyche guttifera (Great Autumn Brown Sedges)

Where & when

Preferred waters: Woodland streams

This is the most abundant eastern species of Pycnopsyche, though it is sometimes found as far west as Washington. It may share streams with Pycnopsyche lepida.

In 69 records from GBIF, adults of this species have mostly been collected during September (33%), August (29%), July (16%), October (12%), and May (6%).

In 29 records from GBIF, this species has been collected at elevations ranging from 69 to 5285 ft, with an average (median) of 1148 ft.

Species Range

Specimens of the Caddisfly Species Pycnopsyche guttifera

2 Larvae

Start a Discussion of Pycnopsyche guttifera

References

Caddisfly Species Pycnopsyche guttifera (Great Autumn Brown Sedges)

Taxonomy
Species Range
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