Bacteria color the water at a depth of 30 to 36 feet in ... Without the unique geologic structure of the inland blue holes—deep, dark, sheltered, with little tidal flow—specialized bacteria ...
Ever wondered why some lakes are bright blue while others are green or brown? The answer lies in the way light interacts with ...
Photograph By Martin Van Aswegen, NOAA Permit 21476 In the deep blue water, a one-month-old humpback whale nuzzles up to its mother. Then, a cloud of dark yellow urine gushes into the water ...
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