The head of Astoria Canyon, looking east. ROPOS dive tracks are shown for June 28 (blue), June 30 (green), and July 1 (white). Image courtesy of Lewis and Clark 2001, NOAA/OER.
The head of Astoria Canyon, looking east. ROPOS dive tracks are shown for June 28 (blue), June 30 (green), and July 1 (white). Image courtesy of Lewis and Clark 2001, NOAA/OER.