USGS researcher uses GPS-equipped backpack to measure sand elevations

A man walks on the beach wearing a yellow backpack with an antenna sticking up from it, holding a small machine

Detailed Description

USGS oceanographer Dan Hoover uses a GPS-equipped backpack to measure sand elevations near the mouth of the San Lorenzo River in Santa Cruz, California, January 12, 2017. Surveys like this make long-term studies of coastal change possible.

Details

Image Dimensions: 1500 x 1002

Date Taken:

Location Taken: Santa Cruz, CA, US