USGS scientist getting ready to measure discharge (flow)
![USGS scientist getting ready to measure discharge (flow) in the same stream as above (from New York Branch, Iowa)](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/full_width/public/thumbnails/image/new_york_branch_iowa_runoff_sampling_dscn0547_l.jpg?itok=TLEEsBg4)
Detailed Description
In this photo the USGS scientist is getting ready to measure discharge (flow) in the same stream as above (from New York Branch, Iowa), but after a rainfall event.
Sources/Usage
Public Domain.