Beach profile data for the Elwha River Delta, 2022-05-16

Shoreline topography data were collected using GNSS survey methods, with a differential GPS, typically an AshTech ProMark 200 RTK-DGPS system connected to the Washington State...

本数据集的海岸地形数据采用全球导航卫星系统（GNSS）测量方法采集，所用设备为差分GPS（DGPS），通常为连接至华盛顿州的AshTech ProMark 200实时动态差分GPS（RTK-DGPS）系统。