One popular entry point to diving in the Gulf of California is Mexico's Baja California. Here, the study notes, there are around 10,000 restaurants to eat at and some 300 scuba-related activities ...

This Scuba Diving Spot Known as 'the World’s Aquarium' Was Just Named the Most Underrated in the World. Divers here can experience one of the largest ray migrations on Earth.

The series documents the impact of climate change on the Gulf of Maine, "a sea within a sea" that extends 36,000 square miles along the Eastern Seaboard of North America, from Cape Cod to Nova Scotia.