A mussel (Lampsilis cardium) displays a mantle lure in the Potomac River.

On a rocky river bed under water, something that appears to be a small fish is attached to the open shell of a small mussel.

Photo By/Credit

Ryan Hagerty/USFWS

Media Usage Rights/License

Public Domain

Image

Ecosystem

River/stream

Subject tags

Aquatic animals

Aquatic environment

Fisheries

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