Boondelbah Island
| Boondelbah Nature Reserve New South Wales | |
|---|---|
Boondelbah Island, in 2024 | |
| Nearest town or city | Shoal Bay |
| Coordinates | 32°42′54″S 152°14′04″E / 32.71500°S 152.23444°E |
| Area | 14 ha (35 acres) |
| Managing authorities | NSW National Parks & Wildlife Service |
| See also | Protected areas of New South Wales |
Boondelbah Island, also known as the Boondelbah Nature Reserve, is a protected nature reserve and uninhabited island lying 2 kilometres (1.2 mi) off the mouth of Port Stephens on the coast of New South Wales, Australia. The 14-hectare (35-acre) reserve and island is one of two breeding sites of the nominate subspecies of the threatened Gould's petrel and, with the nearby Cabbage Tree Island which hosts the principal colony, has been classified by BirdLife International as an Important Bird Area.