Green Drake Mayfly vs Silvestri Angel Insect

Side-by-side species comparison

Attribute Green Drake Mayfly Silvestri Angel Insect
Scientific Name Ephemera guttulata Zorotypus silvestrii
Order Ephemeroptera Zoraptera
Family Ephemeridae Zorotypidae
Size 18-25 mm 2-3 mm
Habitat Rivers & Streams Forests
Diet Omnivores Omnivores
Regions Eastern North America Central America
Conservation Least Concern Data Deficient

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.

💡

Did You Know?

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

Silvestri Angel Insect

A tropical zorapteran found in Central American forests. It lives in small colonies under loose bark and feeds on fungal hyphae.

💡

Did You Know?

Despite being described over a century ago, the biology of most angel insect species remains largely unknown.