Approximate locations of some USGS fieldwork in June-July 2017
By Coastal and Marine Hazards and Resources Program
July 2017 (approx.)
Detailed Description
Approximate locations of some USGS coastal and offshore fieldwork in June-July 2017. Dark blue areas outline the US Exclusive Economic Zone; purple areas show US Great Lakes waters. Map base: https://coastalmap.marine.usgs.gov.
Sources/Usage
Public Domain.