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

Boreal Willowflies

Scientific Name
MatchScientific Name
**Taeniopteryx nivalis


This common name refers to only one species.

Stonefly Species Taeniopteryx nivalis

These are sometimes called Boreal Willowflies.
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 in
Added to Troutnut.com by on January 25, 2006
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 NymphNeophylax Caddisfly AdultBaetis Mayfly DunIsonychia bicolor Mayfly SpinnerCorydalus Hellgrammite Larva
Miscellaneous Sites
Dalton Highway (Haul Road) Corridor Map