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Can deeper reefs, an area known as the Twilight Zone, provide protection for big fish and other animals from threats such as pollution, overfishing and warming?
New nudibranchs, sea urchins, corals, and fish in the most biologically diverse marine ecosystem on the planet.
Welcome to the twilight zone of the ocean, where the sun barely reaches and the fish have big eyes.
Scientists use advanced rebreather technology for deep dives into unexplored areas of the ocean.