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

Male Siphlonurus occidentalis (Gray Drake) Mayfly Spinner Pictures



This mayfly was collected from the Henry's Fork of the Snake River on July 31st, 2020 and added to Troutnut.com on August 17th, 2020.

View Full SizeView Full Size and Comment (6.7X larger)
Add
Male Siphlonurus occidentalis (Gray Drake) Mayfly Spinner from the Henry's Fork of the Snake River in Idaho
View Full SizeView Full Size and Comment (6.2X larger)
Add
Male Siphlonurus occidentalis (Gray Drake) Mayfly Spinner from the Henry's Fork of the Snake River in Idaho
View Full SizeView Full Size and Comment (4.7X larger)
Add
Male Siphlonurus occidentalis (Gray Drake) Mayfly Spinner from the Henry's Fork of the Snake River in Idaho
View Full SizeView Full Size and Comment (4.3X larger)
Add
Male Siphlonurus occidentalis (Gray Drake) Mayfly Spinner from the Henry's Fork of the Snake River in Idaho
View Full SizeView Full Size and Comment (5.2X larger)
Add
Male Siphlonurus occidentalis (Gray Drake) Mayfly Spinner from the Henry's Fork of the Snake River in Idaho
View Full SizeView Full Size and Comment (4.5X larger)
Add
Male Siphlonurus occidentalis (Gray Drake) Mayfly Spinner from the Henry's Fork of the Snake River in Idaho

Start a Discussion of this Spinner:

You must log in at the top of the page to post. If you haven't registered yet, it's this easy:

Username:          Email:

Password:    Confirm Password:

I am at least 13 years old and agree to the rules.
Top 10 Fly Hatches
BaetisBaetidaeEphemerellidaeHexagenia limbataChironomidaeHeptageniidaeEphemerella subvariaEphemerellaIsonychiaHydropsychidae
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 NymphCorydalus Hellgrammite LarvaNeophylax Caddisfly AdultRhyacophila fuscula Caddisfly LarvaPteronarcys biloba Stonefly Nymph
Miscellaneous Sites
Dalton Highway (Haul Road) Corridor Map