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Closeup insects by Troutnut from Factory Brook in New York

Male Epeorus (Little Maryatts) Mayfly Spinner
View 10 Pictures

Female Leptophlebia (Black Quills and Blue Quills) Mayfly Dun
View 7 Pictures

Male Neoleptophlebia adoptiva (Blue Quill) Mayfly Spinner
View 7 Pictures

Female Leptophlebia (Black Quills and Blue Quills) Mayfly Spinner
View 6 Pictures

Photos by Troutnut from Factory Brook in New York

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StateNew York

LocationFactory Brook

Date TakenMay 8, 2007

Date AddedJun 5, 2007

AuthorTroutnut

CameraPENTAX Optio WPi

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This might be the most impossible fly-casting situation I've ever seen, a thicket along a creek which normally has relatively easy casting.

StateNew York

LocationFactory Brook

Date TakenMay 8, 2007

Date AddedJun 5, 2007

AuthorTroutnut

CameraPENTAX Optio WPi

On-stream insect photos by Troutnut from Fall Creek in New York

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Here's a fresh ball of eggs from a Hendrickson spinner, photographed to show the proper color for the egg-ball on spinner patterns.

StateNew York

LocationFall Creek

Date TakenMay 8, 2007

Date AddedJun 5, 2007

AuthorTroutnut

CameraPENTAX Optio WPi

Photos by Troutnut from the Beaverkill River in New York

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This popular Catskill stream was a bit crowded on one of the prime days of the Hendrickson hatch.

StateNew York

LocationBeaverkill River

Date TakenMay 6, 2007

Date AddedJun 5, 2007

AuthorTroutnut

CameraCanon EOS 20D

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StateNew York

LocationBeaverkill River

Date TakenMay 6, 2007

Date AddedJun 5, 2007

AuthorTroutnut

CameraCanon EOS 20D

Closeup insects by Troutnut from the Neversink River, Mongaup Creek, Miscellaneous New York, and Mystery Creek #62 in New York

Baetisca obesa (Armored Mayfly) Mayfly Nymph
View 12 Pictures

Pteronarcys biloba (Knobbed Salmonfly) Stonefly Nymph
View 17 Pictures

Acroneuria abnormis (Golden Stone) Stonefly Nymph
View 12 Pictures

Baetis (Blue-Winged Olives) Mayfly Nymph
View 10 Pictures

Paragnetina (Golden Stones) Stonefly Adult
View 10 Pictures

Epeorus (Little Maryatts) Mayfly Nymph
View 9 Pictures

Cottidae (Sculpins) Sculpin Adult
View 7 Pictures

Lepidostoma (Little Brown Sedges) Little Brown Sedge Larva
View 6 Pictures

Stenochironomus poecilopterus Midge Adult
View 6 Pictures

Neoleptophlebia Mayfly Nymph
View 6 Pictures

Stenonema femoratum (Cream Cahill) Mayfly Nymph
View 6 Pictures

Baetisca obesa (Armored Mayfly) Mayfly Nymph
View 10 Pictures

Ephemerella aurivillii Mayfly Nymph
View 9 Pictures

Eurylophella (Chocolate Duns) Mayfly Nymph
View 8 Pictures

Rhyacophila carolina (Green Sedge) Caddisfly Larva
View 8 Pictures

Neophylax (Autumn Mottled Sedges) Caddisfly Larva
View 7 Pictures

Brachycentridae (Apple Caddis and Grannoms) Caddisfly Pupa
View 9 Pictures

Ameletus (Brown Duns) Mayfly Nymph
View 7 Pictures

Male Paraleptophlebia (Blue Quills and Mahogany Duns) Mayfly Dun
View 6 Pictures

Hydropsychidae Caddisfly Larva
View 5 Pictures

Ameletus ludens (Brown Dun) Mayfly Nymph
View 6 Pictures

Rhyacophila (Green Sedges) Caddisfly Pupa
View 2 Pictures

Closeup insects by Bnewell from the Upper Stillwater River in Montana

Acerpenna pygmaea (Tiny Blue-Winged Olive) Mayfly Nymph View 3 PicturesThis is a very rare mayfly in western Montana. The shape of the last gill is a key to its identification. I have collected this species in only one location.

Collected May 5, 2007 from the Upper Stillwater River in Montana
Added to Troutnut.com by Bnewell on June 26, 2011

Closeup insects by Troutnut and Bnewell from Miscellaneous New York and the Jocko River in New York and Montana

Agnetina capitata (Golden Stone) Stonefly Adult View 8 PicturesThis stonefly emerged in my aquarium, and unfortunately I severely damaged its wings just trying to catch it. It's still an interesting specimen, especially since I was able to also photograph the nymphal shuck (

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Here's an underwater view of the pupal shucks of several already-emerged Brachycentrus numerosus caddisflies.

Shuck: The shed exoskeleton left over when an insect molts into its next stage or instar. Most often it describes the last nymphal or pupal skin exited during emergence into a winged adult.) it emerged from. I was surprised by just how light it was shortly after emerging. I photographed it a couple days later when it had darkened considerably; it was a pale, almost pastel yellow at first.

Collected May 1, 2007 from Aquarium in New York
Added to Troutnut.com by Troutnut on May 3, 2007

Male Pteronarcys californica (Giant Salmonfly) Stonefly Adult View 1 PicturesThis shows the adult and its exuviae.

Collected May 1, 2007 from the Jocko River in Montana
Added to Troutnut.com by Bnewell on June 26, 2011