Video transects of the sea floor on Stellwagen Bank during U.S. Geological Survey field activity 2014-015-FA, aboard the R/V Auk, May 22-23 and 29-30, 2014

This field activity is part of the effort to map geologic substrates of the Stellwagen Bank National Marine Sanctuary region off Boston, Massachusetts. The overall...本野外作业系美国马萨诸塞州波士顿外海斯泰尔瓦根班克国家海洋保护区（Stellwagen Bank National Marine Sanctuary）区域地质基底（geologic substrates）测绘项目的组成部分。整体……