Troutnut.com Fly Fishing for Trout Home
User Password
or register.
Scientific name search:

Animal Phylum Arthropoda (Arthropods)



Pictures Below ↓

This is page 118 of specimens of Arthropoda. Visit the main Arthropoda page for:

  • The behavior and habitat of Arthropoda.
  • 122 underwater pictures of Arthropoda.

Pictures of 1244 Arthropod Specimens:

Specimen Page:1...117118119...126
Isoperla (Stripetails and Yellow Stones) Stonefly NymphIsoperla (Stripetails and Yellow Stones) Stonefly Nymph View 1 PicturesThis is probably Isoperla petersoni, a very common Perlodid stonely in Alaska streams.
Collected July 9, 2010 from the Kwethluk River in Alaska
Added to Troutnut.com by Bnewell on July 3, 2011
Male Limnephilus externus (Summer Flier Sedge) Caddisfly AdultMale Limnephilus externus (Summer Flier Sedge) Caddisfly Adult View 5 Pictures
Collected August 11, 2018 from the Henry's Fork of the Snake River in Idaho
Added to Troutnut.com by Troutnut on June 12, 2019
Amiocentrus aspilus (Little Western Weedy Water Sedge) Caddisfly AdultAmiocentrus aspilus (Little Western Weedy Water Sedge) Caddisfly Adult View 4 Pictures
Collected August 11, 2018 from the Henry's Fork of the Snake River in Idaho
Added to Troutnut.com by Troutnut on June 12, 2019
Psocodea Insect AdultPsocodea Insect Adult View 4 PicturesI collected this one by sweeping through leaves in vegetation near the stream, and I kept it thinking (in the fading light) that it might be one of the tiniest caddisflies. It is not.
Collected July 25, 2019 from Mystery Creek #249 in Washington
Added to Troutnut.com by Troutnut on July 26, 2019
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
Hexatoma True Fly LarvaHexatoma True Fly Larva View 5 Pictures
Collected July 4, 2020 from Mystery Creek #249 in Washington
Added to Troutnut.com by Troutnut on July 12, 2020
Male Ameletus (Brown Duns) Mayfly SpinnerMale Ameletus (Brown Duns) Mayfly Spinner View 1 PicturesThis specimen is close to Ameletus vernalis but the wing coloration is missing.
Collected June 10, 2011 from the Touchet River in Washington
Added to Troutnut.com by Bnewell on June 26, 2011
Male Ameletus subnotatus (Brown Dun) Mayfly SpinnerMale Ameletus subnotatus (Brown Dun) Mayfly Spinner View 1 Pictures
Collected July 2, 2008 from the Jocko River in Montana
Added to Troutnut.com by Bnewell on June 26, 2011
Alloperla (Sallflies) Stonefly NymphAlloperla (Sallflies) Stonefly Nymph View 1 Pictures
Collected June 8, 2005 from the Vermillion River in Montana
Added to Troutnut.com by Bnewell on June 27, 2011
Sweltsa (Sallflies) Stonefly AdultSweltsa (Sallflies) Stonefly Adult View 1 Pictures
Collected June 14, 2005 from the Vermillion River in Montana
Added to Troutnut.com by Bnewell on June 27, 2011
Specimen Page:1...117118119...126
Top 10 Fly Hatches
BaetisBaetidaeEphemerellidaeHexagenia limbataChironomidaeEphemerella subvariaHeptageniidaeEphemerellaIsonychiaHydropsychidae
Top Gift Shop Designs
I outfish my daddy!Electric blue Hendrickson dun.I love buggers. Big, green, wooly ones.I outfish my husband!Be the trout.
Eat mayflies.
Top Insect Specimens
Baetisca obesa Mayfly NymphCorydalus Hellgrammite LarvaNeophylax Caddisfly AdultPteronarcys biloba Stonefly NymphHydropsyche aenigma Caddisfly Adult
Miscellaneous Sites
Dalton Highway (Haul Road) Corridor Map