Off the northwestern point of St Barts, the snorkeling at Anse De Colombier is known for its calm seas and isolated location. The edges of the bay are known for parrotfish, angelfish, morays, and sea stars. If you are looking for green sea turtles, try snorkeling the right side of Anse De Colombier where they may be foraging the sea grass.
If you are an experienced snorkeler, there is a wall topped with hard and soft corals about 200 yards offshore along the left side of Anse De Colombier.
Due to its hilly location, if you want to snorkel at Anse De Colombier, you have got to work for it. There are two trails which access the secluded beach. The easiest hiking route starts from the end of Flamands Road and is a scenic 20 minute hike along Colombier Beach Trail. It is worth it for snorkeling at Anse De Colombier. You'll find a lot of people arriving by boat as well.
To reach the snorkeling on St Barts by air, you will need to fly into St Barts Airport (SBH) on the northwest side of the island. To reach St Barts Airport, there are regular flights from either St Maarten (SXM) and San Juan Puerto Rico (SJU).
In addition, there is a ferry called Great Bay Ferry that interconnects St. Martin with St Barts.
Overall, Anse De Colombier is the 1st most popular snorkel dive spot of all 4 snorkeling dives in St Barts.