Doug Perrine / Bioluminescence from glowing plankton in sea tide line on beach, with stars above and ship lights on horizon, Vaadhoo Island, Raa Atoll, Maldives, Indian Ocean, October 2010
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Bernard Castelein / Cotton Grass (Eriophorum vaginatum) growing in water. Goldenstater Moor, Niedersachsen, Germany.
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Lassi Rautiainen / Northern lights in moonlit sky, northern Finland, March 2009