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Closeup insects from Miscellaneous

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Ephemerella subvaria (Hendrickson) Mayfly NymphEphemerella subvaria (Hendrickson) Mayfly Nymph View 4 PicturesHere's one of the darkest E. subvaria nymphs I've seen.
Collected February 7, 2004 from unknown in Wisconsin
Added to Troutnut.com by Troutnut on January 25, 2006
Paraleptophlebia (Blue Quills and Mahogany Duns) Mayfly NymphParaleptophlebia (Blue Quills and Mahogany Duns) Mayfly Nymph View 4 PicturesThis one is missing several gills due to capture damage.
Collected February 5, 2004 from unknown in Wisconsin
Added to Troutnut.com by Troutnut on January 25, 2006
Clitellata-Hirudinae (Leeches) Leech AdultClitellata-Hirudinae (Leeches) Animal Adult View 3 Pictures
Collected March 1, 2004 from unknown in Wisconsin
Added to Troutnut.com by Troutnut on January 25, 2006
Paraleptophlebia (Blue Quills and Mahogany Duns) Mayfly NymphParaleptophlebia (Blue Quills and Mahogany Duns) Mayfly Nymph View 4 PicturesLooking at this one under the microscope, I noted that is has untracheated gills which fork 1/3 of the way from the base and postero-lateral (Lateral: To the side.) spines on abdominal segment 9
Collected February 7, 2004 from unknown in Wisconsin
Added to Troutnut.com by Troutnut on January 25, 2006
Ephemerella invaria (Sulphur Dun) Mayfly NymphEphemerella invaria (Sulphur Dun) Mayfly Nymph View 4 PicturesI looked at this small Ephemerella nymph very carefully under a microscope. It as no abdominal tubercles (
A few (not all) of the abdominal tubercles on this Ephemerella needhami nymph are circled. They are especially large in this species.
A few (not all) of the abdominal tubercles on this Ephemerella needhami nymph are circled. They are especially large in this species.
Tubercle: Various peculiar little bumps or projections on an insect. Their character is important for the identification of many kinds of insects, such as the nymphs of Ephemerellidae mayflies.) and 1-banded tibiae (
The tibia of this Isonychia bicolor mayfly spinner is highlighted in red.
The tibia of this Isonychia bicolor mayfly spinner is highlighted in red.
Tibia: A middle segments in the leg of an insect, located between the femur and the tarsus.). I think just a very early instar (Instar: Many invertebrates molt through dozens of progressively larger and better-developed stages as they grow. Each of these stages is known as an instar. Hard-bodied nymphs typically molt through more instars than soft-bodied larvae.) invaria nymph.
Collected February 7, 2004 from unknown in Wisconsin
Added to Troutnut.com by Troutnut on January 25, 2006
Maccaffertium modestum (Cream Cahill) Mayfly NymphMaccaffertium modestum (Cream Cahill) Mayfly Nymph View 4 Pictures
Collected January 19, 2004 from unknown in Wisconsin
Added to Troutnut.com by Troutnut on January 25, 2006
Hexagenia limbata (Hex) Mayfly NymphHexagenia limbata (Hex) Mayfly Nymph View 3 Pictures
Collected March 1, 2004 from unknown in Wisconsin
Added to Troutnut.com by Troutnut on January 25, 2006
Taeniopteryx nivalis (Early Black Stonefly) Stonefly NymphTaeniopteryx nivalis (Early Black Stonefly) Stonefly Nymph View 2 PicturesI found this nymph wriggling in the surface film during a hatch of related Strophopteryx adults. This nymph died in transport so it's not alive in the photos, but it's pretty close to its live colors.
Collected March 18, 2004 from unknown in Wisconsin
Added to Troutnut.com by Troutnut on January 25, 2006
Siphloplecton basale (Pseudo-Gray Drake) Mayfly NymphSiphloplecton basale (Pseudo-Gray Drake) Mayfly Nymph View 4 PicturesThis nymph has double front tarsal claws (Tarsal claw: The claws at the tip of the tarsus, on an insect's "foot.") and double gills on the first three abdominal segments.
Collected March 1, 2004 from unknown in Wisconsin
Added to Troutnut.com by Troutnut on January 25, 2006
Onocosmoecus unicolor (Great Late-Summer Sedge) Caddisfly LarvaOnocosmoecus unicolor (Great Late-Summer Sedge) Caddisfly Larva View 3 Pictures
Collected March 1, 2004 from unknown in Wisconsin
Added to Troutnut.com by Troutnut on January 25, 2006
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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.
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