Billions of animals live far away from the sun’s rays in the dark depths of the oceans. But at night, they ascend toward the surface for food, an awesome dance that makes up the largest migration on the planet. Scott Tuason is often right there, his camera poised to capture the incredible plankton and pelagic creatures that float before the lens: an octopus riding a jellyfish, a trevally surfing a mangrove leaf, a pair of translucent sea butterflies mating.

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