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.

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Coleoptera (Beetle) Insect Larva Coleoptera (Beetle) Insect Larva

Lateral view of a Coleoptera (Beetle) Insect Larva from Sears Creek 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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From yesterday on the Bitterroot river

Leskorcala has attached these 4 pictures to aid in identification. The message is below.

Leskorcala
Posts: 16

Leskorcala on Feb 25, 2020February 25th, 2020, 2:16 am EST

I belie this is small BWO family Baetidae nymph , very small in looks like immature stage since the wing pads are still lighter color. came out of slow water from Bitterroot River in Montana

Millcreek
Healdsburg, CA

Posts: 344

Millcreek on Mar 6, 2020March 6th, 2020, 4:22 am EST

You might try putting your nymphs in water or alcohol and submerging them, then taking photos. This will allow gills, tails and antennae to float free and be seen better.

"If we knew what it was we were doing, it would not be called research, would it?"
-Albert Einstein

Swpabrown
PA

Posts: 4

Swpabrown on Mar 6, 2020March 6th, 2020, 9:10 am EST

brown trout snack