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Lateral view of a Male Baetis (Baetidae) (Blue-Winged Olive) Mayfly Dun from Mystery Creek #43 in New York
Blue-winged Olives
Baetis

Tiny Baetis mayflies are perhaps the most commonly encountered and imitated by anglers on all American trout streams due to their great abundance, widespread distribution, and trout-friendly emergence habits.

The trees were leafing out and the trout were rising on this productive Wisconsin stream From the Namekagon River in Wisconsin

Stream photos

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Skwala (Large Springfly) Stonefly NymphSkwala (Large Springfly) Stonefly Nymph
Dorsal view of a Skwala (Perlodidae) (Large Springfly) Stonefly Nymph from the Yakima River in Washington
This Skwala nymph still has a couple months left to go before hatching, but it's still a good representative of its species, which was extremely abundant in my sample for a stonefly of this size. It's obvious why the Yakima is known for its Skwala hatch.
6 Recently Added Photos
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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Closeup insects by Bnewell from Glacier National Park in Montana

Arachnida (Mites and Spiders) Arthropod Nymph
3 Pictures
Arachnida (Mites and Spiders) Arthropod Nymph from Wetlands in Glacier National Park in Montana
Mites are quite beautiful when viewed with magnification. Some get large like the middle photo which is of a red mite about the size of a pea.
Added by Bnewell on June 26, 2011
Collected July 3, 2009 from Wetlands in Glacier National Park in Montana and added by Bnewell on June 26, 2011

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