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Species description

Uniomerus tetralasmus

No conservation status in Kansas, populations are declining in the Kansas River basin

Formerly widespread in the Kansas River basin and western tributary basins, locally common to abundant in streams with pooled habitat, ponds and reservoirs, has experienced loss from smaller tributaries.*

The photo below shows both a male (above) and a female (below) specimen.

* Comments on Kansas River species provided by Steve Cringan, based in part on observations in: Angelo, R.T., M.S.Cringan, E.Hays, C.A.Goodrich, E.J.Miller, M.A.VanScoyoc, B.R.Simmons. 2009. Historical Changes in the Occurrence and Distribution of Freshwater Mussels in Kansas, Great Plains Research 19(1):89-126.

Data courtesy of Kansas Department of Health and Environment (KDHE). We would like to thank Steve Cringan and Clint Goodrich for their assistance.