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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.

We were lucky to be able to fish through this storm as it skirted around us to the north, giving us just enough clouds to prompt a BWO hatch but keeping the lighting at a safe distance. From Slough Creek in Wyoming

Stream photos

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Hydropsyche (Spotted Sedge) Caddisfly LarvaHydropsyche (Spotted Sedge) Caddisfly Larva
Ventral view of a Hydropsyche (Hydropsychidae) (Spotted Sedge) Caddisfly Larva from the Yakima River in Washington
With a bit of help from the microscope, this specimen keys clearly and unsurprisingly to Hydropsyche.
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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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Utah Needleflies

This common name refers to only one species. Click its scientific name to learn more.

Stonefly Species Perlomyia utahensis

These are very rarely called Utah Needleflies.
Perlomyia utahensis (Little Black Needlefly) Stonefly Adult
2 Pictures
Perlomyia utahensis (Leuctridae) (Little Black Needlefly) Stonefly Adult from Roy's Creek in Montana
Added by Bnewell on July 1, 2011
Collected April 18, 2007 from Roy's Creek in Montana and added by Bnewell on July 1, 2011
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Utah Needleflies

Scientific Name
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