Grand Cayman Has a Rare Bioluminescent Bay
One of only a handful in the world, this bay glows at night due to millions of microscopic organisms called dinoflagellates. When disturbed by movement, these organisms emit a spectacular blue-green light.
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Discover dinoflagellates, microscopic algae crucial to marine ecosystems. Learn about their unique bioluminescence, red tides, and vital role in the ocean food web.
One of only a handful in the world, this bay glows at night due to millions of microscopic organisms called dinoflagellates. When disturbed by movement, these organisms emit a spectacular blue-green light.