National Geographic : 2017 Sep
A free diver swims with bigeye trevallies in the Gulf of California near Cabo Pulmo. Since the gulf’s only true coral reef became a no-take zone, biomass has increased by two to three times. WATCH Thomas P. Peschak swims through a “fish tornado” in Cabo Pulmo and coaxes a whale to swim closer to a boat in Laguna San Ignacio. To see the videos, go to ngm.com/Sep2017.