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Blue-winged Olives

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.

Female Ephemerella excrucians (Pale Morning Dun) Mayfly Spinner Pictures

This mayfly was collected from Red Rock Creek in Idaho on August 1st, 2020 and added to Troutnut.com by Troutnut on August 18th, 2020.

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