Water-quality sampling on the Illinois River

(Credit: Tim Straub, USGS Central Midwest Water Science Center. Public domain.)
Detailed Description
Ryan Beaulin and Greg Goodwin (USGS Central Midwest Water Science Center) conduct water-quality sampling on the Illinois River, downstream of Marseilles, Illinois.
Details
Image Dimensions: 4000 x 3000
Date Taken:
Location Taken: US