Spawn in lakes and streams. Also inhabit marshes. Larvae burrow in the sediment and are filter feeders. The adults are the smallest native landlocked parasitic lampreys in the world. Adults parasitic
Limiting factors
Entrapment in unscreened irrigation diversions; water quantity; limited distribution
Data gaps
Species-specific habitat requirements.
Conservation actions
Implement conservation plan adopted by ODFW in summer 2005. Also, increased understanding of biology will help in identifying habitat requirements and potential conservation actions.