San Pablo Bay instrument frames
![Two photos show a metal frame that holds instruments to collect data in murky water.](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/full_width/public/media/images/InstrumentsInTheWater.jpg?itok=0Hat-qB1)
Detailed Description
February 25, 2011, San Pablo Bay data collection. At left, the platform at the Lower station is partly exposed to the air shortly after low tide. At right, the platform on mudflat at the Upper station is completely exposed to the air shortly after low tide on February 25, 2011.
Sources/Usage
Public Domain.