Depths inside the Shelter Island Basin range from 20' in the channel, 15' at the slips and 9' in some of the corner area, although we have noticed very shallow water along some of the bulwarks at both ends and along the east side. There is usually a lot of traffic on the weekends, especially in the summer and early fall. During race season, be aware that there are often dinghy races taking place. And there is the fuel dock at the foot of the Yacht Basin, boats heading there seem pretty determined. Shelter Island Entrance 1 blast every 10 secs.
Harbor Island is a long island running parallel to the shore and connected by a hefty causeway.
Its the home of 1600 boats and often congested. There is a roof-mounted light at the west end of the island. Flashing white - 4 secs. The downtown waterfront consists of the A-3 Anchorage and private moorings area, the B Street Pier, Broadway Pier, the Navy Pier and the G Street Pier, a small and a larger marina and the wharf area. The piers are home to the big boat customs, the cruise ships, some of the excursion boats and the historical ships.