Zebra Mussels on Boat Propeller

A propeller is covered in tiny mussel shells.

Zebra Mussels on Boat Propeller

A zebra mussel-encrusted boat propeller from Lewis and Clark Lake in South Dakota. Zebra mussels are an invasive species that attach to virtually any hard, non-moving surface. Boat propeller prepared and provided by SD GF&P.

Image

Photo By/Credit

Sam Stukel/USFWS

Facility

Gavins Point National Fish Hatchery

Species

Dreissena polymorpha

Media Usage Rights/License

Public Domain

Subject tags

Invasive species

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