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Montana Field Guide

Montana Field Guides

A Mayfly - Ametropus neavei


Global Rank: G4
State Rank: SNR

Agency Status
USFWS:
USFS:
BLM:


 

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General Description
A large sand-dwelling mayfly that runs over underwater sandbars like an underwater tiger beetle.

Species Range
Montana Range

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Range Comments
The eastern range limit of this species is North Dakota, Manitoba and Saskatchewan (Guenther and McCafferty, 2005) It is recorded for CO, MT, ND, NM, UT, WI, WY Canada AB, NT, SK . In MT it os found in the Milk River system near the canadian border, the Missouri River >100 miles down from Fort Peck and the Lower Yellowstone and Powder River systems.

Summary of Observations Submitted for Montana
Number of Observations: 10

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Relative Density

Recency

 

(Observations spanning multiple months or years are excluded from time charts)



Habitat
This species highly associated with larger, perennially flowing prairie rivers with gravel-cobble riffles and shifting sandy bottom runs and pools.

References
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Citation for data on this website:
A Mayfly — Ametropus neavei.  Montana Field Guide.  .  Retrieved on , from