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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.

I caught several wild and colorful 8-9 inch brook trout in the clear little pool below this waterfall. From Mystery Creek # 89 in New York

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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Caddisfly Species Lepidostoma griseum (Little Brown Sedges)

Where & when

Time of year : Late Summer and early Fall

Preferred waters: Small streams

In 29 records from GBIF, adults of this species have mostly been collected during August (52%), September (28%), and July (14%).

In 11 records from GBIF, this species has been collected at elevations ranging from 20 to 1909 ft, with an average (median) of 919 ft.

Species Range
Map of specific collection sites

Start a Discussion of Lepidostoma griseum

References

  • LaFontaine, Gary. 1981. Caddisflies. The Lyons Press.

Caddisfly Species Lepidostoma griseum (Little Brown Sedges)

Taxonomy
  1. Kingdom Animalia (Animals)
  2. » Phylum Arthropoda (Arthropods)
  3. » Class Insecta (Insects)
  4. » Order Trichoptera (Caddisflies)
  5. » Family Lepidostomatidae (Little Brown Sedges)
  6. » Genus Lepidostoma (Little Brown Sedges)
  7. » Species griseum (Little Brown Sedges)
Species Range
Map of specific collection sites
Common Names
Resources
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