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Insect Order Ephemeroptera (Mayflies)

Pictures Below

This is page 76 of specimens of Ephemeroptera. Visit the main Ephemeroptera page for:

  • The behavior and habitat of Ephemeroptera.
  • 67 underwater pictures of Ephemeroptera.
  • 2 streamside pictures of Ephemeroptera.

Pictures of 752 Mayfly Specimens:

Specimen Page:1...73747576
Male Paraleptophlebia falcula Mayfly SpinnerMale Paraleptophlebia falcula  Mayfly Spinner View 0 PicturesTwo males were collected at 3300' elevation. No photos were taken of this rare species. The adults are quite small and look very similar to P. memorialis but smaller.
Collected July 22, 2012 from the N. Fk. Touchet River in Washington
Added to Troutnut.com by Bnewell on July 27, 2012
Baetis (Blue-Winged Olives) Mayfly AdultBaetis (Blue-Winged Olives) Mayfly Adult View 1 Pictures
Collected March 1, 2005 from the Jocko River in Montana
Added to Troutnut.com by Bnewell on June 28, 2011
Drunella coloradensis (Small Western Green Drake) Mayfly NymphDrunella coloradensis (Small Western Green Drake) Mayfly Nymph View 4 PicturesThis one nicely illustrates the variation in coloration within an single Ephemerellid species in a single stream, when compared to its darker, more uniform counterpart.
Collected July 25, 2019 from Mystery Creek #249 in Washington
Added to Troutnut.com by Troutnut on July 26, 2019
Female Ephemerella dorothea infrequens (Pale Morning Dun) Mayfly SpinnerFemale Ephemerella dorothea infrequens (Pale Morning Dun) Mayfly Spinner View 9 PicturesI'm calling this one Ephemerella dorothea infrequens because it was collected along with two males that positively ID to that species.
Collected July 1, 2019 from the Madison River in Montana
Added to Troutnut.com by Troutnut on July 18, 2019
Female Paraleptophlebia (Blue Quills and Mahogany Duns) Mayfly SpinnerFemale Paraleptophlebia (Blue Quills and Mahogany Duns) Mayfly Spinner View 0 PicturesFinal identification is pending but this species is near P. memorialis.
Collected June 15, 2011 from the Touchet River in Washington
Added to Troutnut.com by Bnewell on June 26, 2011
Specimen Page:1...73747576
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