Zebra Mussels on Boat Propeller

Photo By/Credit
Sam Stukel/USFWS
Media Usage Rights/License
Public Domain
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.
Subject tags
Invasive species