Green Drake Mayfly vs Pink Lady Mayfly

Side-by-side species comparison

Attribute Green Drake Mayfly Pink Lady Mayfly
Scientific Name Ephemera guttulata Epeorus vitreus
Order Ephemeroptera Ephemeroptera
Family Ephemeridae Heptageniidae
Size 18-25 mm 9-12 mm
Habitat Rivers & Streams Rivers & Streams
Diet Omnivores Omnivores
Regions Eastern North America North America
Conservation Least Concern Least Concern

Green Drake Mayfly

A large and strikingly beautiful mayfly with mottled wings that emerges in late spring. Its hatches on eastern North American streams create some of the year's best fly-fishing opportunities.

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Did You Know?

Green drake hatches trigger a feeding frenzy among trout, with even the largest fish rising to the surface.

Pink Lady Mayfly

A pale pinkish mayfly of eastern North American streams with a distinctly two-tailed nymph. Adults have translucent wings with a faint rosy tint.

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Did You Know?

The pink coloration of the adult body fades to white within minutes of death.