In the Crystal River National Wildlife Refuge, not far from Orlando or Tampa, lives a herd of nearly 100 large and docile “sea cows” enjoying the year-round warm water temperatures. You can see them at their most active from December through to March.
Voyage edit: the best places to swim with aquatic animals
Swim with a group of wild Atlantic spotted dolphins only 50 nautical miles from Miami. “The more energetic we become, the more animated the dolphins are in their responses,” says the guide at Wild Dolphin Safari, whose adventures take place in waters of 5 to 10 metres.