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Knobbed Salmonflies

Scientific Name
MatchScientific Name
****Pteronarcys biloba


This common name refers to only one species.

Stonefly Species Pteronarcys biloba

These are pretty much always called Knobbed Salmonflies.
Pteronarcys biloba (Knobbed Salmonfly) Stonefly NymphPteronarcys biloba (Knobbed Salmonfly) Stonefly Nymph View 17 Pictures
Collected May 6, 2007 from in
Added to Troutnut.com by on May 10, 2007
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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Top Insect Specimens
Baetisca obesa Mayfly NymphCorydalus Hellgrammite LarvaNeophylax Caddisfly AdultPteronarcys biloba Stonefly NymphHydropsyche aenigma Caddisfly Adult
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