North America
Blue Heron Bridge
United States
Critter-dense muck diving in 5 m of water beneath a Florida road bridge

Region
20 curated dive destinations across Canada, Mexico and United States in North America. Conditions peak around Jul, Aug, Sep and Oct.
Brockville — St. Lawrence · photo Tutku Çetinel
Common encountersMacro crittersReef fish swarmsSea turtlesGroupersNudibranchs
North America
United States
Critter-dense muck diving in 5 m of water beneath a Florida road bridge
Nineteenth-century wrecks dived as drifts in a hard freshwater current
A recovered coral reef with dense jack schools and seasonal bull sharks.
Walk down the stairs at Casino Point straight into a giant kelp forest
Playful sea lions and towering kelp forests around rocky island pinnacles.
The only place in the US where you may legally swim with manatees
Warm shallow reefs and famous wrecks stretching from Key Largo to Key West.
Healthy coral reef caps 100 miles offshore, famous for August coral spawning.
Market squid spawn in their millions over the sand on winter nights
North America
Mexico
Striped marlin lance through sardine baitballs in open ocean
Exceptional nudibranch diversity in cold-water kelp forests off Monastery Beach.
North America
United States
Sand tiger sharks aggregate around WWII wrecks in the Graveyard of the Atlantic.
Spring water at a constant 21°C leads into mapped underwater cave systems.
Goliath groupers over 200 kg mass on the wrecks to spawn each August
Permit-limited giant kelp forest with sea otters working the shallows
Habituated giant oceanic manta rays circle divers at open-water cleaning stations.
Sea lion pups play with divers at Los Islotes while hammerheads school at El Bajo.
A hundred wrecks in Shipwreck Alley, some shallow enough to snorkel
Nineteenth-century schooners preserved intact in cold fresh water
The Gulf of Mexico's largest reef complex, off a working port