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Securing an instrument mount on reef flat, Roi-Namur Island

By Pacific Coastal and Marine Science Center 2014 (approx.)
Man standing in very shallow water holds a drill and is leaning over while he secures an instrument onto the reef flat.
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Detailed Description

USGS researcher drills an instrument mount into a reef flat on Roi-Namur Island, Kwajalein Atoll, Republic of the Marshall Islands, in the Pacific Ocean. Photo by USGS.

Sources/Usage

Public Domain.