Image caption
A beach on Saint Martin in the Caribbean (east of Puerto Rico) covered in Sargassum seaweed on November 19, 2011. Photo by Flickr user Mark Yokoyama. Used under a Creative Commons license.
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A beach on Saint Martin in the Caribbean (east of Puerto Rico) covered in Sargassum seaweed on November 19, 2011. Photo by Flickr user Mark Yokoyama. Used under a Creative Commons license.