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Photo#434995
Hexagenia limbata? - Hexagenia - female

Hexagenia limbata? - Hexagenia - Female
Caliper Lake Provincial Park, Sioux Narrows, Ontario, Canada
July 24, 2010
Size: ~25 mm body
Lone individual alighted on tent in mid-afternoon in campsite along lakeshore. According to Hahn (1) (page 13), the "Olive-winged Drake" mayfly is "very large and very common in the North Woods."

Images of this individual: tag all
Hexagenia limbata? - Hexagenia - female Hexagenia limbata? - Hexagenia

Moved
Moved from Mayflies.

Hexagenia
Yes, this is Hexagenia female subimago, and probabably H. limbata. However you have (4) Hexagenia species in Ontario, and distinguishing several of them from a photo is problematic.

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