Boat Harbour is a small beach located on the north-eastern side of the Kurnell Peninsula in Sydney, Australia. Boat Harbour has been classed as one of the most polluted beaches in Sydney. The area contains several habitats which include platforms, crevices, rock-pools, boulders and cobbles. Some of the wildlife includes a variety of birds, such as Plovers, Ruddy Turnstone and Red-necked Stint.