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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.

A trackless paradise two days deep in the Yellowstone backcountry From Mystery Creek # 218 in Wyoming

Stream photos

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Sweltsa (Sallfly) Stonefly NymphSweltsa (Sallfly) Stonefly Nymph
Dorsal view of a Sweltsa (Chloroperlidae) (Sallfly) Stonefly Nymph from the Yakima River in Washington
This species was fairly abundant in a February sample of the upper Yakima.
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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 Grammotaulius lorettae (Northern Caddisflies)

Where & when

In 5 records from GBIF, adults of this species have been collected during August (60%), July (20%), and November (20%).

In 2 records from GBIF, this species has been collected at elevations of 9295 and 10007 ft.

Species Range
Map of specific collection sites

Specimens of the Caddisfly Species Grammotaulius lorettae

1 Female Adult
Female Grammotaulius lorettae (Northern Caddisfly) Caddisfly Adult
8 Pictures
Lateral view of a Female Grammotaulius lorettae (Limnephilidae) (Northern Caddisfly) Caddisfly Adult from the Henry's Fork of the Snake River in Idaho
Added by Troutnut on June 12, 2019
Collected August 10, 2018 from the Henry's Fork of the Snake River in Idaho and added by Troutnut on June 12, 2019

Start a Discussion of Grammotaulius lorettae

Caddisfly Species Grammotaulius lorettae (Northern Caddisflies)

Taxonomy
  1. Kingdom Animalia (Animals)
  2. » Phylum Arthropoda (Arthropods)
  3. » Class Insecta (Insects)
  4. » Order Trichoptera (Caddisflies)
  5. » Family Limnephilidae (Giant Sedges)
  6. » Genus Grammotaulius (Northern Caddisflies)
  7. » Species lorettae (Northern Caddisflies)
Species Range
Map of specific collection sites
Common Name
Resources
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