Rotund Lanx

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  • Species Common Name Rotund Lanx
  • Species Scientific Name Lanx subrotunda


Special needs

These freshwater mollusks are found in large rivers, such as the Umpqua, and major tributaries. They are generally associated with rocky substrates and swift currents.

Limiting factors

Modifications to hydrology that disturb flow regimes and poor water quality are harmful to rotund lanx.

Conservation actions

Maintain or restore watershed function and flow dynamics.