Harbour

South Bay Marine Service

Massapequa, United StatesLong Island Sound
Type
Harbour

Full-service boatyard and marina on South Ketcham Avenue in Amityville, on the Narrasketuck Creek leading to the Great South Bay.

Guide

Approach and anchoring

Reached from the Great South Bay by the buoyed channel into Narrasketuck Creek. The approach is shallow at low water, so check soundings against the tidal drop before entering.

Practical

The yard hauls boats up to 50ft on a travel lift and offers dry storage. Certified technicians handle repowering, fibreglass repair and electronic installations. There is a fuel berth and a pump-out. Harbour master on 631-587-0000.

Key facts

Type
Harbour
Coordinates
40.66436, -73.42453 (40°39.86'N 73°25.47'W)
Town
Massapequa
Country
United States
Updated
July 7, 2026

Getting there

South Bay Marine Service lies at 40°39.86'N 73°25.47'W, that is 40.66436, -73.42453 in decimal degrees.

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