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Mayfly Species Maccaffertium vicarium (March Brown)

Pictures Below

This is page 3 of specimens of Maccaffertium vicarium. Visit the main Maccaffertium vicarium page for:

  • The behavior and habitat of Maccaffertium vicarium.

Pictures of 19 Mayfly Specimens in the Species Maccaffertium vicarium:

Specimen Page:123
Male Maccaffertium vicarium (March Brown) Mayfly DunMale Maccaffertium vicarium (March Brown) Mayfly Dun View 4 PicturesThis is the only Heptageniid mayfly I saw hatch on May 24, 2004, and luckily it floated right by me.

Edit: Gonzo confirmed most likely vicarium 06.21.12
Collected May 24, 2004 from the Namekagon River in Wisconsin
Added to by Troutnut on January 25, 2006
Specimen Page:123
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