Upper Delaware river insects, Ephemera varia, Yellow Drake, insect identification fly fishing.

Ephemera varia
Order Ephemeroptera
Family Ephemeridae
Genus Epeorus
Species varia

Aquatic insect, Ephemera varia, Yellow Drake, insect identification, upper, Delaware, river, fly fishing, identification, mayflies, caddisflies, stoneflies.
Ephemera varia

Pronounced - ef em ear uh - vair e uh

Common Name - Yellow Drake

Size
Hook - 6, 8
Millimeter - 13 to 16

Nymph
Body Color - Amber Brown
Tails - 3

Dun
Body Color - Pale Creamy Yellow
Wing Color - Cream with a Yellowish Tinge and Light Brown Markings
Tails - 3

Spinner
Body Color - Very Pale Creamy Yellow
Wing Color - Clear with Dark Markings
Tails - 3

   Ephemera varia nymphs can be found in the muddy bottoms of large slow pools, and in the small gravel, and silt in medium riffles. An evening hatcher, this large mayfly never hatches in great numbers, and will often hatch sporadically through out the day on cooler cloudy days.


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