Dr. Heather Walsh holding a blue catfish
![A female scientist holds a blue catfish for a closer look at the skin and fins.](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/full_width/public/media/images/CatfishJune83%20centernews24.jpg?itok=C4BrengJ)
Detailed Description
Dr. Heather Walsh holds a blue catfish as part of sampling to determine PFAS levels in the fish.
Sources/Usage
Public Domain.
Dr. Heather Walsh holds a blue catfish as part of sampling to determine PFAS levels in the fish.
Public Domain.