**Mayfly Species Hexagenia rigida (Great Olive-Winged Drake)**

Mayflies

Caddisflies

Stoneflies

Taxonomic Navigation -?-

Kingdom Animalia (Animals)

» Phylum Arthropoda (Arthropods)

» Class Insecta (Insects)

» Order Ephemeroptera (Mayflies)

» Family Ephemeridae (Hexes and Big Drakes)

» Genus Hexagenia

» Species rigida (Great Olive-Winged Drake)

Common Names

Match	Common Name
	Great Olive-Winged Drake
	Green Drake

This species is reportedly important in places, but it is not discussed very much in angling literature. I suspect its importance is very localized.

Where & When

Regions: East, Midwest

Time Of Year (?): July through early August

According to the Leonards in Mayflies of Michigan Trout Streams, this species is most abundant in lakes and large, warm trout streams. It does not seem common in colder water.

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Mayfly Species Hexagenia rigida (Great Olive-Winged Drake)

Where & When

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**Mayfly Species Hexagenia rigida (Great Olive-Winged Drake)**