Graduate student performing mercury uptake studies in plankton
![Female scientist working in laboratory](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/full_width/public/thumbnails/image/IMG-1475.jpg?itok=XKUEdDaq)
Detailed Description
Graduate student, Grace Armstrong, performing mercury uptake studies in plankton at Mercury Research Laboratory, Middleton, Wisconsin.
Sources/Usage
Public Domain.