Recent fieldwork map June 2018
![Illustration of map of the United States has dots on it to show where recent fieldwork was completed.](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/full_width/public/thumbnails/image/Recent-Fieldwork-Map-June-2018.jpg?itok=k2gUVBOm)
Detailed Description
Approximate locations of some recent USGS coastal and offshore fieldwork. Dark blue areas outline the U.S. Exclusive Economic Zone; purple areas show U.S. Great Lakes waters. Map base: https://coastalmap.marine.usgs.gov.
Sources/Usage
Public Domain.