The mayfly and stonefly nymphs in this picture blend in extremely well.  In this picture: Mayfly Species Ephemerella invaria (Sulphur Dun) and Insect Order Plecoptera (Stoneflies). From the Namekagon River in Wisconsin.
See many more fly fishing, trout stream, and stream insect pictures on the Troutnut.com homepage and discussion forum.

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The mayfly and stonefly nymphs in this picture blend in extremely well.
In this picture: Mayfly Species Ephemerella invaria (Sulphur Dun) and Insect Order Plecoptera (Stoneflies).

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Troutnut.com is a collection of pictures and information about fly fishing. Fly fishermen, fly tiers, and trout enthusiasts of all stripes can learn more about life beneath the surface of trout streams, as well as how to better imitate aquatic insects with artificial flies to catch trout. There are aquatic insect pictures, underwater pictures, landscape pictures, and a comprehensive reference to the common names of trout stream insects.