North of Grand Case off Saint-Martin, the snorkeling at Creole Rock offers marine diversity among healthy coral. It is considered the most popular snorkeling spot on the island. Creole Rock is a body-shaped rock formation known for colorful brain coral and gorgonian coral along with sea fans. During Creole Rock snorkeling, you may encounter blue striped grunts, sergeant majors, parrotfish, blue tangs, cow fish, octopus, eagle rays, barracuda, sea turtle, nurse sharks and dolphins among the coral reef covered with sea fans and fire coral. The best coral and marine life is found near the head shape.
Located at the northern end of Grand Case Bay, this boat-accessed snorkeling spot lies within a marine reserve. The reserve area around Creole Rock is marked by five yellow buoys about 750 feet offshore, and there are thirteen boat mooring buoys. The water depth ranges from surface to 30 feet deep. There are several snorkel charter tours that head out to Creole Rock. The region is known for heavy boat traffic and high currents, so exercise care.
To reach the snorkeling on Saint-Martin by air, fly into Princess Juliana International Airport (SXM). Note, there is a $30USD departure tax collected at the airport. Head on over to the marine at Grand Case Bay where you can find a charter snorkeling tour heading out to Creole Rock.
In addition, there is a ferry called Great Bay Ferry that interconnects St. Martin with St Barts.
Overall, Creole Rock is the 2nd most popular snorkel dive spot of all 9 snorkeling dives in St Martin.