A healthy ocean is an ocean with sharks. Take away an apex predator and it’s like removing the lions from the Serengeti. It won’t be long before the … - Lewis Pugh

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A healthy ocean is an ocean with sharks. Take away an apex predator and it’s like removing the lions from the Serengeti. It won’t be long before the gazelle, zebras and wildebeest have multiplied and eaten all the grass. And when the land is laid bare the grazers will starve to death. Predators are crucial for a healthy ecosystem – be it on land or in the water.