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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Mayfly Genus Ironodes

This Western genus is closely related to Epeorus and its biology is similar. The only species recognized as important to fly anglers is Ironodes nitidus.

Specimens of the Mayfly Genus Ironodes

1 Adult

Ironodes nitidus (Slate Maroon Drake) Mayfly Adult

3 Pictures

While relatively rare in most of western Montana, it is common in several small streams along the east side of Flathead Lake and streams on the south side of the Flathead Indian Reservation.

Collected June 25, 2008 from Yellow Bay Creek in Montana

Added by Bnewell on June 28, 2011