By Tristan Rayner in New Eco on Friday 23 March 2012

Imagine a spot of night swimming at your local beach, only to have the shoreline and waves glow an ethereal blue at any sign of agitation. The images here are from Vaadhoo Island in the Maldives, a place where a concentrated population of bioluminescent phytoplankton exist, much to the delight of photographers who snapped these pictures. These concentrations are a field of study all to itself – potentially harmful, always stunning.

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