Calibrating Real-time Measurements
![Image: Calibrating Real-time Measurements](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/full_width/public/22_0.jpg?itok=pMp1WJTr)
Detailed Description
The USGS R/V Mary Landsteiner shown at a brief stop during a study in the Northern San Francisco estuary. USGS scientist Bryan Downing is shown calibrating the on-board real-time underway measurement system.
Location: Northern San Francisco Estuary, CA
Sources/Usage
Public Domain.