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Erosion has taken a toll on this Keys coral

By Communications and Publishing 2017 (approx.)
A coral worn smooth with a badly eroded base
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Detailed Description

A reef in the Florida Keys National Marine Sanctuary with little living coral and extensive bioerosion. Photo taken under research permit number FKNMS-2016-085-A1. Credit: USGS, Ilsa Kuffner.

Sources/Usage

Public Domain.