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.

Stream photos

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Male Baetidae (Blue-Winged Olive) Mayfly Dun Male Baetidae (Blue-Winged Olive) Mayfly Dun

Lateral view of a Male Baetidae (Blue-Winged Olive) Mayfly Dun from Mystery Creek #308 in Washington

This dun emerged from a mature nymph on my desk. Unfortunately its wings didn't perfectly dry out.

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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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Stonefly Genus Neoperla (Golden Stones)

Where & when

In 44 records from GBIF, adults of this genus have mostly been collected during June (55%), July (20%), and August (20%).

In 4 records from GBIF, this genus has been collected at elevations of 2625, 4183, 5085, and 7349 ft.

Genus Range

source

Map of specific collection sites

Identification

To determine whether a specimen of Perlidae belongs to Neoperla, use the Key to Genera of Perlidae Nymphs.

Start a Discussion of Neoperla