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Home » Guide » Arthropods (Arthropoda) » Hexapods (Hexapoda) » Insects (Insecta) » Mayflies (Ephemeroptera) » Pisciforma » Heptagenioidea » Brushlegged Mayflies (Isonychiidae) » Isonychia » Isonychia obscura
Photo#303173
Brushlegged Mayfly - Isonychia obscura
Copyright © 2009 tom murray

Brushlegged Mayfly - Isonychia obscura
Pepperell, Middlesex County, Massachusetts, USA
July 9, 2009
Size: 11mm
Caught in the Nissitissit River.

Images of this individual: tag all
Brushlegged Mayfly - Isonychia obscura Brushlegged Mayfly - Isonychia obscura
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Contributed by tom murray on 13 July, 2009 - 8:02am
Last updated 13 July, 2009 - 10:54pm

Moved
Moved from Brushlegged Mayflies.
… tom murray, 13 July, 2009 - 10:54pm login or register to post comments

probably
all are I. obscura. One generation, peaks in early summer. I bicolor is has two generations, peaking in spring and late summer.
… Donald S. Chandler, 13 July, 2009 - 10:34pm login or register to post comments

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