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Post pictures and ask questions of experts to help learn about aquatic insect identification.
TitleRepliesLast Reply
Lake Invertebrate ID help
Apr 22, 2018 by ADKbrookie
2Apr 22, 2018
by Millcreek
Stonefly ID help
Apr 13, 2018 by Redfisher85
1Apr 13, 2018
by Redfisher85
Isoperla marmorata and Taenionema pacificum
Feb 21, 2018 by Millcreek
0
What kind of aquatic bug is this?
Feb 17, 2018 by Ihunta
2Feb 17, 2018
by Ihunta
Warmwater Caddis -Any Guesses?
Feb 1, 2018 by PaulRoberts
2Feb 2, 2018
by PaulRoberts
North-East Canada Mayfly identification
(1 more)

Dec 16, 2017 by JpMcKenzie
1Jan 28, 2018
by Taxon
I need help identifying these flies
Jan 24, 2018 by Joeman
3Jan 25, 2018
by Martinlf
Mayfly Identification help
Dec 30, 2017 by Naaimzerox
7Jan 2, 2018
by Wbranch
Indiana flying insect ID - Thanksgiving 2017
Nov 29, 2017 by Bnorikane
2Dec 17, 2017
by Bnorikane
Aeshna naiad
Nov 21, 2017 by Millcreek
1Nov 28, 2017
by Jmd123
Brechmorhoga naiad
Nov 11, 2017 by Millcreek
5Nov 22, 2017
by Creno
Better image
Nov 18, 2017 by Btbo32
3Nov 20, 2017
by Wbranch
Need help Identifying this please ?
Nov 18, 2017 by Btbo32
4Nov 19, 2017
by Btbo32
Nymph??
Oct 27, 2017 by Btbo32
7Nov 4, 2017
by Btbo32
At Last! A Bug of my Very Own!
Sep 12, 2017 by CaseyP
3Sep 19, 2017
by Creno
Valuable resource
Aug 7, 2017 by CaseyP
3Aug 22, 2017
by CaseyP
I think I know, but want verification
Jul 13, 2017 by Byhaugh
3Jul 13, 2017
by Millcreek
Eagle River, Ak
Jun 9, 2017 by JohnR
2Jun 17, 2017
by JohnR
Please help identify this fly
May 6, 2013 by Tosh
19May 31, 2017
by David82nd
Argia and Enallagma nymphs
Feb 4, 2017 by Millcreek
5Apr 25, 2017
by Oldredbarn
Need help with identification
Mar 6, 2017 by Troutal
15Mar 30, 2017
by Crepuscular
Flat Creek Jackson Wyoming
Jan 2, 2017 by Trnnflt
2Jan 2, 2017
by Taxon
Yakima River Light Cahill
Nov 29, 2016 by Drywaters
6Dec 20, 2016
by Troutnut
Isoperla pinta
Nov 26, 2016 by Millcreek
4Dec 6, 2016
by PaulRoberts
Sialis sp.
Dec 1, 2016 by Millcreek
5Dec 5, 2016
by Crepuscular
Yakima River Light Cahill
Sep 6, 2016 by Drywaters
5Nov 29, 2016
by Drywaters
What is this Western midge?
Sep 28, 2016 by Wiflyfisher
4Sep 29, 2016
by Wiflyfisher
What is this bug?
Sep 11, 2016 by Diver
5Sep 12, 2016
by Diver
Strange Critter
Jul 16, 2016 by PaulRoberts
13Aug 11, 2016
by PaulRoberts
Hexagenia bilineata?
(2 more)

Jul 21, 2016 by 149113
6Jul 23, 2016
by 149113
Dytiscidae sp.
Jul 18, 2016 by Millcreek
2Jul 19, 2016
by Millcreek
Korean Bugs
(2 more)

Feb 16, 2014 by FisherOfMen
7Jul 11, 2016
by Gilsau
Light Cahills?
Jun 14, 2016 by Adirman
3Jun 23, 2016
by PagansMind
Assorted Nymphs From The Russian River
(1 more)

Mar 8, 2015 by Millcreek
6Jun 4, 2016
by Creno
Caddis who?
May 5, 2016 by Wiflyfisher
14May 27, 2016
by Adirman
No picture but bare with me!
May 22, 2016 by Catskilljon
2May 24, 2016
by Wiflyfisher
waterproof identifaction books
May 10, 2016 by Partsman
2May 12, 2016
by Partsman
Tiny Blue Winged Olives
May 1, 2016 by TimCat
2May 2, 2016
by TimCat
Ephemerella dorothea infrequens ? [Page: 1, 2]
(2 more)

Dec 22, 2015 by Millcreek
25Jan 8, 2016
by Wbranch
Pycnopsyche
Nov 24, 2015 by Crepuscular
5Nov 27, 2015
by Crepuscular
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