USGS Fish Biologist, David Combs teaches 4th grade students
![USGS Fish Biologist, David Combs teaches 4th grade students about the four different species of invasive carps](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/full_width/public/thumbnails/image/DSC_9934.jpg?itok=bflD0sQp)
Detailed Description
USGS Fish Biologist, David Combs teaches 4th grade students about the four different species of invasive carps that are present in the Mississippi and Missouri Rivers.
Sources/Usage
Public Domain.