Approximate locations of recent USGS fieldwork, May 2017
By Coastal and Marine Hazards and Resources Program
2017 (approx.)
Detailed Description
Approximate locations of some recent USGS coastal and offshore fieldwork in May, 2017. 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.