The Hexagenia atrocaudata
species of the Ephemeridae
family, called the ‘Big Slate Drake”
is very similar to the limbata or
famous "Great Olive Wing Dun"
but has its own imitation because
of its color. The atrocaudata
species is an important mayfly on
many Eastern and Midwestern
streams and lakes.
Nymph
Spinner
Emerger with
Trailing Shuck
Dun
Mayflies: Big Slate Drake
Big Slate Drake (Imitations)
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Copyright 2020 James Marsh
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