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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.

Mystery Creek # 199 in Washington

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.
Troutnut is a project started in 2003 by salmonid ecologist Jason "Troutnut" Neuswanger to help anglers and fly tyers unabashedly embrace the entomological side of the sport. Learn more about Troutnut or support the project for an enhanced experience here.

Male Baetis (Blue-Winged Olive) Mayfly Nymph Pictures

Male Baetis (Baetidae) (Blue-Winged Olive) Mayfly Nymph from the South Fork Snoqualmie River in Washington
Dorsal view of a Male Baetis (Baetidae) (Blue-Winged Olive) Mayfly Nymph from the South Fork Snoqualmie River in Washington
Ventral view of a Male Baetis (Baetidae) (Blue-Winged Olive) Mayfly Nymph from the South Fork Snoqualmie River in Washington
Ruler view of a Male Baetis (Baetidae) (Blue-Winged Olive) Mayfly Nymph from the South Fork Snoqualmie River in Washington The smallest ruler marks are 1 mm.
Lateral view of a Male Baetis (Baetidae) (Blue-Winged Olive) Mayfly Nymph from the South Fork Snoqualmie River in Washington

This mayfly was collected from the South Fork Snoqualmie River in Washington on June 13th, 2019 and added to Troutnut.com by Troutnut on June 14th, 2019.


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Male Baetis (Blue-Winged Olive) Mayfly Nymph Pictures

Taxonomy
  1. Kingdom Animalia (Animals)
  2. » Phylum Arthropoda (Arthropods)
  3. » Class Insecta (Insects)
  4. » Order Ephemeroptera (Mayflies)
  5. » Family Baetidae (Blue-Winged Olives)
  6. » Genus Baetis (Blue-Winged Olives)
Collection details
Location: South Fork Snoqualmie River, Washington
Date: June 13th, 2019
Added to site: June 14th, 2019
Author: Troutnut
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