Beach profile data for the Elwha River Delta, 2014-05-17

Data were collected using GNSS survey methods, with a differential GPS operating in Real Time Kinematic (RTK) mode. Data from prior to 2013 were typically collected with a...本数据集采用全球导航卫星系统（GNSS）测量方法采集，所用差分GPS设备工作于实时动态（Real Time Kinematic，RTK）模式。2013年之前采集的数据通常通过……采集。