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Mayfly Species Baetisca columbiana (Armored Mayfly)

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Pictures of 1 Mayfly Specimen in the Species Baetisca columbiana:

Baetisca columbiana (Armored Mayfly) Mayfly NymphBaetisca columbiana (Armored Mayfly) Mayfly Nymph View 1 PicturesThis is also a very rare mayfly. This specimen was the first ever collected in western Montana. Only 5 specimens have been collected from this large river.
Collected July 5, 2007 from the Flathead River-lower in Montana
Added to Troutnut.com by Bnewell on June 26, 2011

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