Blog & Latest Updates
Fly Fishing Articles
Insects by Common Name

Trout Streams & Rivers
Trout Pictures
Underwater Pictures

Desktop Backgrounds
Stream & Bug Videos
Image Use Pricing

**Mayfly Species Siphlonurus columbianus (Gray Drake)**

Taxonomic Navigation -?-

Kingdom Animalia (Animals)

» Phylum Arthropoda (Arthropods)

» Class Insecta (Insects)

» Order Ephemeroptera (Mayflies)

» Family Siphlonuridae (Gray Drakes)

» Genus Siphlonurus (Gray Drakes)

» Species columbianus (Gray Drake)

Common Names

Match	Common Name
	Gray Drake
	Black Drake

Where & When

Region: West

According to Fred Arbona in Mayflies, the Angler, and the Trout, this species is abundant and widespread across the West and as far east as South Dakota. The USGS distribution records do not reflect this, but they are often incomplete.

Your Thoughts On Siphlonurus columbianus:

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

Troutnut.com is copyright © 2004-2024 Jason Neuswanger (email Jason). See my FAQ for information about use of my images.

privacy policy