6. Canouan, the Grenadines
All grenadines island offer family-friendly snorkeling conditions. Canouan is known for its mile-long reef full of brain coral, where your kids can see exotic fish species. You can also book a family vacation at Palm Island and Petit St, Vincent.
The Tobago Cays are full of soft corals, fans and whips, nurse sharks, turtles, and eagle rays in lovely calm, warm water.
Try the Horse Reef, highly protected of the 5 uninhabited islands part of the Tobago Cays marine park. The coral-reef system is about 12-feet deep and full of colors. For turtles, tour the beach of Baradels.