Science
A half trillion corals live in just one ocean. Does that mean they are safe? – Science Magazine
New census could refine efforts to protect reefs

In the Pacific Ocean, the population size of this coral, Acropora cf grandis, is about 100 million.
Andreas Dietzel
By Elizabeth PennisiMar. 4, 2021 , 10:45 AM
A comprehensive survey of corals has turned up billions of colonies across the Pacific Ocean. The workbased on actual head counts, satellite data, and informed estimatessuggests many species are not in immediate danger of extinction, and the census could help conservationists and policymakers make better decisions about how to protect reefs.
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