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

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

Dorsal view of a Amphizoa (Amphizoidae) Beetle Larva from Sears Creek in Washington
This is the first of it's family I've seen, collected from a tiny, fishless stream in the Cascades. The three species of this genus all live in the Northwest and are predators that primarily eat stonefly nymphs Merritt R.W., Cummins, K.W., and Berg, M.B. (2019).
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.
Troutnut is a project started in 2003 by salmonid ecologist Jason "Troutnut" Neuswanger to help anglers and fly tyers unabashedly embrace the entomological side of the sport. Learn more about Troutnut or support the project for an enhanced experience here.

Caddisfly Species Neureclipsis crepuscularis (Little Red Twilight Sedges)

Where & when

Time of year : May through September

This species is common, but its activity is spread evenly over several months, weakening its importance considerably.

In 109 records from GBIF, adults of this species have mostly been collected during June (25%), July (24%), May (20%), August (16%), September (8%), and April (6%).

In 26 records from GBIF, this species has been collected at elevations ranging from 3 to 4544 ft, with an average (median) of 850 ft.

Species Range

Start a Discussion of Neureclipsis crepuscularis


Caddisfly Species Neureclipsis crepuscularis (Little Red Twilight Sedges)

Species Range
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