How many places in Australia are called Petrel Island?

There is one place named Petrel Island in Australia.

All places in the world called "Petrel Island".

Location Petrel Island:

• Tasmania

Cities

Kingston (5)
Gladstone (5)
Hamilton (5)
Darlington (4)
Woodstock (4)
Rosedale (4)
Richmond (4)
Gordon (4)
Windsor (4)
Newstead (4)
Cremorne (4)
Springfield (4)
Beaconsfield (3)
Bridgewater (3)
Elliott (3)
Forest Hill (3)
Red Hill (3)
Swan Reach (3)
Middleton (3)
Warburton (3)
Williamstown (3)
Black Springs (3)
Flinders (3)
Huntly (3)
Sassafras (3)
Somerton (3)
Wattle Flat (3)
Auburn (3)
Clarendon (3)
Derby (3)