Yellow Lance mussels at Swift Creek in the Tar Basin, North Carolina

small, medium and large versions of the same elongated mussel, all show yellow coloration darkening as they age.

Yellow Lance mussels at Swift Creek in the Tar Basin, North Carolina

Yellow Lance mussels at Swift Creek in the Tar Basin by the NC Wildlife Resources Commission.
Image
Photo By/Credit
North Carolina Wildlife Resources Commission/NCWRC
Facility
Eastern North Carolina Ecological Services
Ecosystem
River/stream
Species
Elliptio lanceolata
Media Usage Rights/License
Public Domain
Subject tags
Aquatic animals