Dr. Nathan Johnson takes a non-invasive tissue sample of a freshwater
![Dr. Nathan Johnson takes a non-invasive tissue sample of a freshwater mussel at the Green River, Kentucky](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/full_width/public/thumbnails/image/Dr.%20Nathan%20Johnson.jpg?itok=V-rSwlxt)
Detailed Description
Dr. Nathan Johnson takes a non-invasive tissue sample of a freshwater mussel at the Green River, Kentucky.
Sources/Usage
Public Domain.
Dr. Nathan Johnson takes a non-invasive tissue sample of a freshwater mussel at the Green River, Kentucky.
Public Domain.