Bridled Island
Bridled Island is located approximately off the coast from Onslow in the Pilbara region of Western Australia. Description. The island is part of the Lowendal Islands archipelago, it is located just north of Varanus Island and approximately east of the much larger Barrow Island. The island has an area of and is made up of raised limestone rocks with sparse vegetation. The Bridled tern is known to inhabit the island with 3000-4000 pairs being estimated from a survey in 1996.