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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.

The East Fork Big Lost River in Idaho

Stream photos

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Limnephilidae (Giant Sedges) Caddisfly LarvaLimnephilidae (Giant Sedges) Caddisfly Larva
Dorsal view of a Limnephilidae (Giant Sedges) Caddisfly Larva from the Yakima River in Washington
This specimen resembled several others of around the same size and perhaps the same species, which were pretty common in my February sample from the upper Yakima. Unfortunately, I misplaced the specimen before I could get it under a microscope for a definitive ID.
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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
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

Stonefly Genus Neoperla (Golden Stones)

Taxonomy
  1. Kingdom Animalia (Animals)
  2. » Phylum Arthropoda (Arthropods)
  3. » Class Insecta (Insects)
  4. » Order Plecoptera (Stoneflies)
  5. » Family Perlidae (Golden Stones)
  6. » Genus Neoperla (Golden Stones)
Species in Neoperla
Neoperla coosaCoosa Stone
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Neoperla stewartiMultispine Stone
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Species in Neoperla: Neoperla coosa, Neoperla stewarti
13 species (Neoperla carlsoni, Neoperla catharae, Neoperla choctaw, Neoperla clymene, Neoperla coxi, Neoperla falayah, Neoperla gaufini, Neoperla harpi, Neoperla harrisi, Neoperla mainensis, Neoperla occipitalis, Neoperla osage, and Neoperla robisoni) aren't included.
Genus Range
Map of specific collection sites
Common Names
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