Pale Brown Duns
Like most common names, "Pale Brown Dun" can refer to more than one taxon. For more detail click through to the scientific names.
Mayfly Species Rhithrogena hageni
These are very rarely called Pale Brown Duns.
According to Fred Arbona in Mayflies, the Angler, and the Trout, this is an excellent hatch and one of the most common fast-water mayflies in the West.
Mayfly Species Cinygmula reticulata
These are very rarely called Pale Brown Duns.
This is probably the second most important species of Cinygmula behind Cinygmula ramaleyi. Its distribution is spottier.
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