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TIL Whale falls are a major source of nutrients for the ocean's bathyal or abyssal zones. The remains of an estimated 690,000 whales are being broken down on the ocean floor, with the bodies being picked clean, the skeletons dissolved, and ultimately a reef formed.

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0webv TIL of the Deep Scattering Ocean Layer. Initially mistaken by early sonar for the seabed, it turned out to be composed of millions of deep sea fish
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