Digital Sidescan-Sonar Mosaic collected within the Gulf of the Farallones, National Marine Sanctuary (FARALLONES.TIF, UTM 10, WGS84)

In 1989, the U.S. Geological Survey (USGS) began a major geologic and oceanographic investigation of the Gulf of the Farallones continental shelf system, designed to...1989年，美国地质调查局（U.S. Geological Survey，USGS）启动了针对法拉隆湾大陆架系统的重大地质与海洋学调查项目，旨在……