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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.

Slough Creek in Wyoming

Stream photos

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Isoperla (Stripetails and Yellow Stones) Stonefly AdultIsoperla (Stripetails and Yellow Stones) Stonefly Adult
Dorsal view of a Isoperla (Perlodidae) (Stripetails and Yellow Stones) Stonefly Adult from Mystery Creek #308 in Washington
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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 Soyedina (Tiny Winter Blacks)

Where & when

In 7 records from GBIF, adults of this genus have been collected during March (57%), April (29%), and May (14%).

Genus Range
Map of specific collection sites

Start a Discussion of Soyedina

Stonefly Genus Soyedina (Tiny Winter Blacks)

Taxonomy
  1. Kingdom Animalia (Animals)
  2. » Phylum Arthropoda (Arthropods)
  3. » Class Insecta (Insects)
  4. » Order Plecoptera (Stoneflies)
  5. » Family Nemouridae (Forestflies)
  6. » Genus Soyedina (Tiny Winter Blacks)
Species in Soyedina
Soyedina carolinensisCarolina Forestflies
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Soyedina kondratieffiSoutheastern Forestflies
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Soyedina merrittiPowdermill Forestflies
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Soyedina valliculariaValley Forestflies
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Soyedina washingtoniVernal Forestflies
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Species in Soyedina: Soyedina carolinensis, Soyedina kondratieffi, Soyedina merritti, Soyedina vallicularia, Soyedina washingtoni
4 species (Soyedina interrupta, Soyedina nevadensis, Soyedina potteri, and Soyedina producta) aren't included.
Genus Range
Map of specific collection sites
Common Name
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