South of Grand Turk, the snorkeling at Cotton Cay has very healthy reefs to explore. During Cotton Cay snorkeling, you may encounter sea turtles, dolphins and whales offshore. It is located 3.5 miles south of Grand Turk and 16 miles northeast of Salt Cay, and it is accessible by boat only from Grand Turk.
Grand Turk is located 70 miles southeast of Providenciales and there is no public ferry service.To reach the snorkeling on Turks and Caicos by air, fly into Providenciales International Airport (PLS) located in the middle of the island. To reach Grand Turk from Providenciales, you will need to fly on a domestic airline into Grand Turk McCartney airport (GDT) which takes about 30 minutes. The two inter-island airlines serving Grand Turk are interCaribbean and Caicos Express Airways.
Overall, Cotton Cay is the 27th most popular snorkel dive spot of all 32 snorkeling dives in Turks And Caicos.