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Male Ephemerella invaria (Sulphur Dun) Mayfly Spinner Pictures



This mayfly was collected from the Teal River on June 3rd, 2005 and added to Troutnut.com on May 24th, 2006.

This specimen was one of my first attempts to do a "wingprint" to digitally enhance an image of the wing venation for identification purposes.  I didn't have the background far enough back to be out of focus -- a mistake I later corrected.  Male Ephemerella invaria (Sulphur Dun) Mayfly Spinner from the Teal River in Wisconsin
This specimen was one of my first attempts to do a "wingprint" to digitally enhance an image of the wing venation for identification purposes. I didn't have the background far enough back to be out of focus -- a mistake I later corrected.

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