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Animal Phylum Arthropoda (Arthropods)



Pictures Below ↓

This is page 109 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...108109110...126
Rhyacophila (Green Sedges) Caddisfly PupaRhyacophila (Green Sedges) Caddisfly Pupa View 3 PicturesThis was a neat, rare view into a Rhyacophila caddisfly just beginning to pupate, with the features of the larva still clearly visible inside.
Collected July 28, 2019 from Mystery Creek #199 in Washington
Added to Troutnut.com by Troutnut on July 30, 2019
Ephemerella tibialis (Little Western Dark Hendrickson) Mayfly NymphEphemerella tibialis (Little Western Dark Hendrickson) Mayfly Nymph View 13 Pictures
Collected August 3, 2020 from the East Fork Big Lost River in Idaho
Added to Troutnut.com by Troutnut on August 19, 2020
Baetidae (Blue-Winged Olives) Mayfly NymphBaetidae (Blue-Winged Olives) Mayfly Nymph View 3 PicturesHere's a Baetid nymph close to hatching, with darkened wingpads. It's got dark bands on the tail at the middle and tip, a rounded, oval 7th gill, and gill veinlets (Veinlet: Short insect wing veins connecting the major longitudinal veins to the wing margin.) which are visible but not conspicuous.
Collected August 8, 2004 from unknown in Wisconsin
Added to Troutnut.com by Troutnut on January 25, 2006
Male Heptageniidae (March Browns, Cahills, Quill Gordons) Mayfly DunMale Heptageniidae (March Browns, Cahills, Quill Gordons) Mayfly Dun View 3 Pictures
Collected August 15, 2004 from unknown in Wisconsin
Added to Troutnut.com by Troutnut on January 25, 2006
Ephemerellidae (Hendricksons, Sulphurs, PMDs, BWOs) Mayfly NymphEphemerellidae (Hendricksons, Sulphurs, PMDs, BWOs) Mayfly Nymph View 2 Pictures
Collected June 1, 2005 from the Bois Brule River in Wisconsin
Added to Troutnut.com by Troutnut on May 24, 2006
Female Heptageniidae (March Browns, Cahills, Quill Gordons) Mayfly SpinnerFemale Heptageniidae (March Browns, Cahills, Quill Gordons) Mayfly Spinner View 3 Pictures
Collected August 4, 2004 from unknown in Wisconsin
Added to Troutnut.com by Troutnut on January 19, 2006
Female Heptageniidae (March Browns, Cahills, Quill Gordons) Mayfly DunFemale Heptageniidae (March Browns, Cahills, Quill Gordons) Mayfly Dun View 7 Pictures
Collected June 16, 2018 from the South Fork Snoqualmie River in Washington
Added to Troutnut.com by Troutnut on July 3, 2018
Coleoptera (Beetles) Beetle LarvaColeoptera (Beetles) Insect Larva View 3 Pictures
Collected July 25, 2019 from Mystery Creek #249 in Washington
Added to Troutnut.com by Troutnut on July 27, 2019
Female Eurylophella (Chocolate Duns) Mayfly SpinnerFemale Eurylophella (Chocolate Duns) Mayfly Spinner View 2 Pictures
Collected June 14, 2005 from the Teal River in Wisconsin
Added to Troutnut.com by Troutnut on May 26, 2006
Isoperla fulva (Yellow Sally) Stonefly AdultIsoperla fulva (Yellow Sally) Stonefly Adult View 4 PicturesAn adult stonefly carrying a load of red mites.
Collected May 31, 2011 from the Touchet River in Washington
Added to Troutnut.com by Bnewell on June 27, 2011
Specimen Page:1...108109110...126
Top 10 Fly Hatches
BaetisBaetidaeEphemerellidaeHexagenia limbataChironomidaeEphemerella subvariaHeptageniidaeEphemerellaIsonychiaHydropsychidae
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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
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