When diving in deep coral reefs, scientists breathe a mixture that includes helium. That makes for some interesting conversations.

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Luiz Rocha stands atop a boat in the Maldives wearing a black scuba diving outfit, a rebreather and goggles, and trunks.

Luiz Rocha, PhD, is an expert in deep coral reefs and advocates for their protection in areas around the globe. (Gayle Laird © 2023 California Academy of Sciences)

California Academy of Sciences Curator Luiz Rocha Nominated to the 2024 Explorers Club 50 Class

For his trailblazing work in deep coral reefs, Rocha joins 50 other explorers in this Rolex-backed honor.

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Elliott Jessup on a Philippines twilight zone dive
2014 Philippine Biodiversity Expedition

Academy scientists suspect the Verde Island Passage may be “the center of the center” of marine biodiversity.

Brittle star, J. Finn
Deep Sea Super Stars

Scientists are learning more about deep sea ecosystems, the least explored place on the planet.

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