Gulf of California

The Sea of Cortez: The World’s Aquarium, Explained

Jacques Cousteau reportedly called the Sea of Cortez “the world’s aquarium,” and once you’ve dived it, the nickname stops sounding like marketing. Here’s what makes this stretch of water so extraordinarily alive, and why San Carlos is a front-row seat.

What Makes the Whale Sharks of the Sea of Cortez Unique?

Whale sharks are global wanderers, found in tropical and temperate oceans around the world. But the population that calls the Sea of Cortez home plays by a different set of rules. From juvenile males showing incredible site fidelity in the shallow bays, to the rare, exclusive aggregations of pregnant females in the deep offshore waters, these gentle giants are uniquely segregated. Dive into the fascinating marine biology of the Gulf of California’s whale sharks and learn why protecting this specific habitat is so crucial.

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