3-D image from NOAA Exclusive Economic Zone Mapping Project.Looking to north along Heceta Escarpment.See image theb3858.htm for comparison
4/8/2019 11:48:17 AM
Date: 1989
Credit: Captain Albert E. Theberge, NOAA Corps (ret.)
Location: South of Columbia River entrance
Subject: Charting
Subject: Soundings
Subject: Bathymetry
Subject: Multi-Beam