Recent fieldwork map
![Map of United States with dots along the coast and in oceans to show where recent field work has been completed.](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/full_width/public/thumbnails/image/Recent-Fieldwork-Map-Oct-2018-lg.jpg?itok=AYuhuhDE)
Detailed Description
Approximate locations of some recent USGS coastal and offshore fieldwork. Dark blue areas outline the US Exclusive Economic Zone; purple areas show US Great Lakes waters.
Sources/Usage
Public Domain.
Approximate locations of some recent USGS coastal and offshore fieldwork. Dark blue areas outline the US Exclusive Economic Zone; purple areas show US Great Lakes waters.
Public Domain.