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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 # 199 in Washington

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Kogotus Stonefly Nymph Kogotus 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.

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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.

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Forum Posts By Taxon

Forum Posts By Taxon

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Re: Possible ID
In the Mayfly Species Apobaetis futilis by Sreyadig

1

Apr 11, 2021
by Taxon

Re: Unidentified Baetidae

+ 2

Baetidae #1

Baetidae #2

Baetidae #3

Baetidae #4

Baetidae #5

In the Identify This! Board by Benthosfan

7

Apr 2, 2021
by Taxon

Re: Help with Early Spring Stoneflies
In the Identify This! Board by Wiflyfisher

13

Mar 30, 2021
by Taxon

Re: Found in Colorado

In the Identify This! Board by Pdcox

1

Jul 23, 2020
by Taxon

Re: Unidentified Mayfly Kansas City, MO

Unknown Bug

In the Identify This! Board by Pdcox

4

Apr 16, 2020
by Taxon

In the Identify This! Board by Pdcox

10

Dec 8, 2019
by Taxon

Re: Piedmont of North Carolina mayflies

In the Identify This! Board by Sekod

1

Aug 27, 2019
by Taxon

Re: Beatis or Calebeatis ??
In Beginner Help by Damsel

1

May 26, 2018
by Taxon

Re: North-East Canada Mayfly identification

+ 1

In the Identify This! Board by JpMcKenzie

1

Jan 28, 2018
by Taxon

Re: Colors of insect eggs
In General Discussion by Byhaugh

1

Jul 29, 2017
by Taxon

Id?
In Female Baetidae Mayfly Dun by Taxon

0

Jul 12, 2017
by Taxon

Re: Identification of a possible Cordulegaster Dragonfly Nymph
In Cordulegaster Dragonfly Nymph by IanB

6

Feb 10, 2017
by Taxon

Re: Hello
In Fishing Reports by Leakyboots

1

Jan 6, 2017
by Taxon

Re: Flat Creek Jackson Wyoming

In the Identify This! Board by Trnnflt

2

Jan 2, 2017
by Taxon

Re: Beginner
In Beginner Help by Derek1019

1

Mar 30, 2016
by Taxon

Re: Mayfly Rotary Vise
In Fly Tying by Outdoors198

1

Oct 7, 2015
by Taxon

Re: No-See-Ums
In the Identify This! Board by Wbranch

12

Sep 24, 2015
by Taxon

Re: need your opinion
In Beginner Help by Bcnorthfly

5

May 22, 2015
by Taxon

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In the True Fly Family Chironomidae by Troutnut

35

May 22, 2015
by Taxon

Re: First fish of 2015
In Site Updates by Troutnut

1

Apr 29, 2015
by Taxon

Re: One March Remembered
In General Discussion by Falsifly

1

Apr 16, 2015
by Taxon

Re: BWO spinner v. PMD spinner
In Fly Tying by Byhaugh

16

Mar 2, 2015
by Taxon

Re: Need ID help please
In the Identify This! Board by Gastriper

20

Jan 13, 2015
by Taxon

Re: Southern Council Fly Fishing Fair Coming Up
In Fly Tying by Fishnflies

1

Oct 1, 2014
by Taxon

Re: March Brown/Quill Gordon?

+ 3

In the Identify This! Board by JohnNY

56

Sep 22, 2014
by Taxon

Re: Black & White Mayfly Nymph

In the Identify This! Board by Higherroad

23

Aug 6, 2014
by Taxon

Re: Knuppenberg lake fly fishing
In Fishing Reports by Gcoder28

1

Aug 1, 2014
by Taxon

Re: Caddisfly Species Distribution Maps
In General Discussion by Taxon

7

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Re: Mayfly Species Distribution Maps
In General Discussion by Taxon

13

May 5, 2014
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3

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Re: Dobsonfly
In General Discussion by FredH

8

Mar 28, 2014
by Taxon

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9

Aug 22, 2013
by Taxon

Re: Unknown mayfly?

In the Identify This! Board by Braindead

4

Aug 9, 2013
by Taxon

Re: Huge ephemeroptera
In the Identify This! Board by Petern

8

Jul 28, 2013
by Taxon

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In General Discussion by Feathers5

4

Jul 7, 2013
by Taxon

Re: Please help me ID this mayfly.

In the Identify This! Board by Fredw

18

Jun 28, 2013
by Taxon

Re: Dave Barry: Fear of fly casting
In General Discussion by Troutnut

2

Jun 19, 2013
by Taxon

Site updates from April 9, 2013
In Site Updates by Taxon

0

Apr 8, 2013
by Taxon

Re: Novice Entomologist here

In the Identify This! Board by 754cromero

10

Feb 8, 2013
by Taxon

Re: Site updates from March 22, 2005
In Site Updates by Troutnut

5

Jan 9, 2013
by Taxon

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