Measuring the length of a blue catfish
![A female scientist uses a wooden measuring board to determine the length of a blue catfish.](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/full_width/public/media/images/CatfishJune5.jpg?itok=O75mQ4bB)
Detailed Description
Dr. Heather Walsh measures the length of a blue catfish as part of a sampling to determine PFAS levels in the fish.
Sources/Usage
Public Domain.
Dr. Heather Walsh measures the length of a blue catfish as part of a sampling to determine PFAS levels in the fish.
Public Domain.