USGS biologist Takes a Sample of Invasive Clams
![USGS biologist Francis Parchaso takes a sample of invasive clams from the bottom of the Delta.](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/full_width/public/thumbnails/image/2018-07-25_f_parchaso.jpg?itok=wcdnuTOw)
Detailed Description
USGS biologist Francis Parchaso takes a sample of invasive clams from the bottom of the Delta.
Sources/Usage
Public Domain.
USGS biologist Francis Parchaso takes a sample of invasive clams from the bottom of the Delta.
Public Domain.