Pipe dredge for collecting seabed sediment
![Man holds a piece of cylindrical steel attached to a handle and thick chain, on the stern of a moving boat.](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/full_width/public/thumbnails/image/elevationdata_0.png?itok=f9TFjIDh)
Detailed Description
USGS geologist Bruce Richmond prepares to deploy a pipe dredge that will be dragged along the seabed to collect sediment.
Sources/Usage
Public Domain.
USGS geologist Bruce Richmond prepares to deploy a pipe dredge that will be dragged along the seabed to collect sediment.
Public Domain.