Header image
Enter a name
Lateral view of a Male Baetis (Baetidae) (Blue-Winged Olive) Mayfly Dun from Mystery Creek #43 in New York
Blue-winged Olives
Baetis

Tiny Baetis mayflies are perhaps the most commonly encountered and imitated by anglers on all American trout streams due to their great abundance, widespread distribution, and trout-friendly emergence habits.

Lone tree on a rock in the middle of Big Lake. Fittingly, Big Lake is the largest of several short wide spots in the upper Brule River. From the Bois Brule River in Wisconsin

Stream photos

Featured on the forum
Re: Trico emergers
In the Mayfly Genus Tricorythodes by Bwoklink (Martinlf replied)
Re: Trico Tips
In the Mayfly Genus Tricorythodes by Martinlf
Re: UV spectrum and trout
In General Discussion by Martinlf
Re: closing the gender gap in flyfishing
In General Discussion by Konchu (Smallflyguy replied)
Re: Fishing Kupa River, Slovenia
In Fishing Reports by Slocum (Fish1 replied)
Kogotus Stonefly NymphKogotus Stonefly Nymph
Dorsal view of a Kogotus (Perlodidae) Stonefly Nymph from Mystery Creek #199 in Washington
This one pretty clearly keys to Kogotus, but it also looks fairly different from specimens I caught in the same creek about a month later in the year. With only one species of the genus known in Washington, I'm not sure about the answer to this ID.
8 Recently Added Photos
27" brown trout, my largest ever. It was the sub-dominant fish in its pool. After this, I hooked the bigger one, but I couldn't land it.
Troutnut is a project started in 2003 by salmonid ecologist Jason "Troutnut" Neuswanger to help anglers and fly tyers unabashedly embrace the entomological side of the sport. Learn more about Troutnut or support the project for an enhanced experience here.

  1. Troutnut Forum
    2. ›
  2. Site Update Comments
    3. ›
  3. Site updates from June 24, 2005

  1. Troutnut Forum
    2. ›
  2. Site Update Comments
    3. ›
  3. Site updates from June 24, 2005

Closeup insects by Bnewell from the Vermillion River in Montana

Epeorus longimanus (Slate Brown Dun) Mayfly Nymph
2 Pictures
Epeorus longimanus (Heptageniidae) (Slate Brown Dun) Mayfly Nymph from the Vermillion River in Montana
Collected June 23, 2005 from the Vermillion River in Montana
Added by Bnewell on June 27, 2011
Collected June 23, 2005 from the Vermillion River in Montana and added by Bnewell on June 27, 2011
Female Caudatella edmundsi Mayfly Dun
2 Pictures
Female Caudatella edmundsi (Ephemerellidae) Mayfly Dun from the Vermillion River in Montana
Collected June 23, 2005 from the Vermillion River in Montana
Added by Bnewell on June 27, 2011
Collected June 23, 2005 from the Vermillion River in Montana and added by Bnewell on June 27, 2011

Quick Reply

Related Discussions

Topic
Replies
Last Reply
Re: And now for something... completely different.
In Site Updates by Bnewell
3
Mar 30, 2012
by Entoman
Re: One of several new specimens today
In Psilotreta labida Caddisfly Larva by Troutnut
3
Feb 12, 2009
by Creno
Some neat new bugs today
In General Discussion by Troutnut
0
Aug 23, 2006
by Troutnut
Re: Lots of new pictures to check out, coming online tonight/tomorrow
In General Discussion by Troutnut
1
Oct 4, 2006
by Dinerobyn
Re: Off to Alaska!
In General Discussion by Troutnut
9
Jun 28, 2007
by Troutnut
Re: Northeast Michigan small stream fishing. Sorry for the cell phone pics, as soon as get done goofing around with rods and reels Im going to get a nice camera. Mike.
In Fishing Reports by Partsman
6
Apr 11, 2015
by Jmd123
Re: hook size (and chocolate duns, and old-timey mayfly family classifications)
In Eurylophella Mayfly Nymph by Warren
10
Apr 13, 2007
by Quillgordon
Anyone Attending?
In Fly Tying by Softhackle
0
May 24, 2007
by Softhackle
Re: Mayfly Central Update
In General Discussion by Konchu
5
Jul 11, 2013
by Adirman
Re: New Fly Fishing Club @ SUNY ESF
In General Discussion by Jjlyon01
10
Jun 20, 2010
by Uvabobby
Troutnut.com is copyright © 2004-2024 (email Jason). privacy policy