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Lateral view of a Female Hexagenia limbata (Ephemeridae) (Hex) Mayfly Dun from the Namekagon River in Wisconsin
Hex Mayflies
Hexagenia limbata

The famous nocturnal Hex hatch of the Midwest (and a few other lucky locations) stirs to the surface mythically large brown trout that only touch streamers for the rest of the year.

Mystery Creek # 227 in Montana

Stream photos

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Hydropsyche (Spotted Sedge) Caddisfly LarvaHydropsyche (Spotted Sedge) Caddisfly Larva
Ventral view of a Hydropsyche (Hydropsychidae) (Spotted Sedge) Caddisfly Larva from the Yakima River in Washington
With a bit of help from the microscope, this specimen keys clearly and unsurprisingly to Hydropsyche.
9 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.

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  2. Specimen Discussion, Page 5

  1. Troutnut Forum
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  2. Specimen Discussion, Page 5

You can create new topics in this section from each specimen's page in the insects section.
Topic
Replies
Last Reply
Paragnetina (?)
Oct 28, 2008 by GONZO in Male Paragnetina immarginata Stonefly Adult
1
Apr 8, 2010
by Myersl
Is this Chloroperlide?
Jun 5, 2007 by Troutnut in Alloperla Stonefly Adult
3
Apr 8, 2010
by Myersl
Cool Perlid
Jun 8, 2007 by Troutnut in Female Helopicus subvarians Stonefly Adult
3
Apr 7, 2010
by GONZO
How about a little discussion of this one?
Apr 6, 2010 by Oldredbarn in Female Baetidae Mayfly Dun
2
Apr 6, 2010
by Martinlf
imitation
Apr 6, 2010 by Flytyer0423 in Calopteryx Damselfly Nymph
1
Apr 6, 2010
by Troutnut
Bald Eagle Caddis
Mar 23, 2010 by Troutboomer in Brachycentrus appalachia Caddisfly Adult
0
Grannom Photos
Apr 23, 2007 by Martinlf in Brachycentrus Caddisfly Pupa
14
Mar 21, 2010
by Martinlf
Has anyone else seen a Hendrickson nymph like this?
Oct 31, 2006 by Troutnut in Ephemerella subvaria Mayfly Nymph
14
Mar 19, 2010
by Backcast
What size hook for imitating crane fly?
Feb 25, 2010 by Aceubanks in Tipulidae True Fly Adult
16
Mar 2, 2010
by Martinlf
Cultivating Chronomidae
Jan 29, 2010 by Gatruk in Chironomidae True Fly Adult
3
Jan 30, 2010
by Taxon
Rhyacophila Emergence
Nov 23, 2007 by Flybyknight in Rhyacophila fuscula Caddisfly Larva
2
Jan 28, 2010
by FlyDoc
Eastern Green Drake
Feb 24, 2009 by Wbranch in Female Ephemera guttulata Mayfly Dun
4
Jan 28, 2010
by RleeP
Where's Taxon or Gonzo?
Jan 15, 2010 by Oldredbarn in Penelomax septentrionalis Mayfly Nymph
7
Jan 22, 2010
by Taxon
Nice
Jan 20, 2010 by Botebearing in Male Hexagenia atrocaudata Mayfly Spinner
0
eastern early blacks
Jan 13, 2010 by Ljnbass in Taeniopteryx Stonefly Nymph
8
Jan 19, 2010
by Softhackle
Probably an immature Paragnetina media
Oct 4, 2006 by GONZO in Paragnetina media Stonefly Nymph
2
Jan 19, 2010
by Dkak
confusing local names+
Dec 22, 2009 by Gutcutter in Male Ephemerella needhami Mayfly Dun
4
Dec 22, 2009
by Oldredbarn
Jason...Thanks for the reminder!
Dec 18, 2009 by Oldredbarn in Ephemerella subvaria Mayfly Nymph
2
Dec 20, 2009
by Oldredbarn
caddis larva beh;a;vior question (really!)
Dec 18, 2009 by CaseyP in Brachycentrus Caddisfly Pupa
10
Dec 20, 2009
by LittleJ
male/female
Dec 10, 2009 by Gutcutter in Ephemerella subvaria Mayfly Nymph
9
Dec 14, 2009
by Oldredbarn
Check this bug out
Apr 24, 2007 by Troutnut in Belostoma flumineum Giant Water Bug Adult
8
Dec 10, 2009
by Jmd123
Invaria nymph
Dec 23, 2006 by Martinlf in Ephemerella invaria Mayfly Nymph
18
Nov 30, 2009
by Oldredbarn
BWO at last!
Oct 16, 2009 by CaseyP in Female Baetis Mayfly Dun
3
Nov 15, 2009
by RedQuill27
Gusano segmentado
Oct 11, 2009 by JosemartR in Clitellata-Hirudinae Animal Adult
4
Oct 13, 2009
by Shawnny3
food
Dec 15, 2008 by Devin in Clitellata-Hirudinae Animal Adult
4
Oct 13, 2009
by Taxon
Gusano segmentado
Oct 11, 2009 by JosemartR in Clitellata-Hirudinae Animal Adult
0
Big Yellow Caddis
Nov 18, 2006 by Martinlf in Female Neophylax Caddisfly Adult
8
Oct 1, 2009
by Flyguy212
hooks
Aug 20, 2009 by Flytyer0423 in Female Baetisca laurentina Mayfly Spinner
5
Oct 1, 2009
by Flyguy212
Anyone recognize this Drunella?
Jun 8, 2007 by Troutnut in Female Drunella tuberculata Mayfly Dun
8
Sep 21, 2009
by GONZO
Great pictures Jason
Apr 4, 2007 by CalebBoyle in Ameletus ludens Mayfly Nymph
4
Sep 9, 2009
by Flytyer0423
Great Photos
May 4, 2007 by Martinlf in Male Neoleptophlebia adoptiva Mayfly Dun
5
Aug 20, 2009
by Flytyer0423
?
Aug 20, 2009 by Flytyer0423 in Female Baetis Mayfly Dun
0
caddis flies
Aug 11, 2009 by Flytyer0423 in Brachycentrus appalachia Caddisfly Adult
2
Aug 11, 2009
by GONZO
?
Aug 2, 2009 by Flytyer0423 in Caenis Mayfly Nymph
1
Aug 2, 2009
by GONZO
i would be interested in any patterns.....
Jul 29, 2009 by Iso18 in Chironomidae True Fly Pupa
0
Nymph Color Comment
Jan 30, 2007 by DarkDun in Male Baetidae Mayfly Nymph
8
Jul 18, 2009
by Shawnny3
Cahills hatching characteristics and swimming ability
Jul 1, 2009 by Chadwick in Stenacron interpunctatum Mayfly Nymph
1
Jul 2, 2009
by GONZO
Coffin Fly Spinner
May 26, 2009 by Jackson in Male Ephemera simulans Mayfly Spinner
6
Jun 10, 2009
by Martinlf
Mayflies
May 27, 2009 by Fishcraze in Male Hexagenia atrocaudata Mayfly Spinner
2
May 31, 2009
by Trtklr
Those Darn Olives
May 28, 2009 by Martinlf in Male Baetis Mayfly Dun
10
May 30, 2009
by Martinlf
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