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Montana Field Guide

Montana Field Guides

Ash Gyro - Gyraulus parvus

Global Rank: G5
State Rank: SNR

Agency Status


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General Description
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Summary of Observations Submitted for Montana
Number of Observations: 153

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Relative Density



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

Usually found on aqautic vegetation within ponds, lakes, wetlands or other lentic waterbodies,

Food Habits
Like most snails, these are herbivorous- scrapers of algae, detritus and diatoms from other vegetation of benthic substrates

Species may be found in intermittent waters including temporary ponds and streams:

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Citation for data on this website:
Ash Gyro — Gyraulus parvus.  Montana Field Guide.  .  Retrieved on , from