Mayfly Species Caudatella hystrix

Mayflies

Caddisflies

Stoneflies

Taxonomic Navigation -?-

Kingdom Animalia (Animals)

» Phylum Arthropoda (Arthropods)

» Class Insecta (Insects)

» Order Ephemeroptera (Mayflies)

» Family Ephemerellidae (Hendricksons, Sulphurs, PMDs, BWOs)

» Genus Caudatella

» Species hystrix

Pictures Below ↓

This generally unimportant species sometimes produces fishable hatches.

Where & When

Region: West

Time Of Year (?): July and August

Nymph Biology

Current Speed: Fast

Pictures of 2 Mayfly Specimens in the Species Caudatella hystrix:

Male Caudatella hystrix Mayfly Spinner

View 2 Pictures

Collected July 3, 2005 from Revais Creek in Montana
Added to Troutnut.com by Bnewell on June 27, 2011

Caudatella hystrix Mayfly Nymph

View 2 PicturesThis is a widely distributed species in western Montana but never abundant. Note the length of the middle tail, a key to the identification of this genus.

Collected July 5, 2007 from Many streams in Montana
Added to Troutnut.com by Bnewell on June 26, 2011

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