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Tiger sharks protected the seagrass meadows by stopping dugongs and turtles from overgrazing. Photograph: Getty Images
March 26, 2021
sprep-pa

Sharks are critical in helping ecosystems recover from extreme climatic events, according to a new study. The conclusions came after scientists were able to determine the importance of the apex predator to a unique ecosystem following an extreme marine heatwave in 2011, which wiped out a quarter of one of the world’s largest and most biodiverse seagrass meadows in Shark Bay, Western Australia.

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