A Sand-dwelling Mayfly - Homoeoneuria alleni
A Sand-dwelling Mayfly - Homoeoneuria alleni
General Description
The information for this species is not complete. We hope to have it available soon.
Distribution
Montana Range
Resident Year Round
Range Comments
Rangewide, H. alleni is known to occur in Saskatchewan and the Intermountain West (CO, MT, NM, UT) (NatureServe 2006). In Montana, H. alleni has been reported from 2 sites on the Powder River and 1 site in the lower Yellowstone River
Habitat
This species is associated with larger, perennially flowing prairie rivers with sand-gravel dominated bottoms with cobble riffles
Threats or Limiting Factors
Threats to this species include dams and diversions and excessive siltation that smothers their sandy bottom habitats