Torrens Island Sanctuary which overlays the entire island. Torrens Island Torrens Island is an island in the Australian state of South Australia located in the Port River Estuary between the Port River and Barker Inlet, about northwest of the state capital of Adelaide. Since European settlement of Adelaide in 1836, it has been used for a number of purposes. Being uninhabited, an island, adjacent to Port Adelaide, and near Outer Harbor, Torrens Island was initially used as the site of a Quarantine Station for new arrivals (by sea) to South Australia. One example of its use was during the so-called "Boonah crisis".
Electoral district of Torrens a five-seat multi-member district stretching from the north-eastern suburbs through the eastern and southern suburbs to the south-western suburbs; together with the three-member Port Adelaide (covering the north-western and western suburbs) and the four-member Adelaide (covering central Adelaide and the inner-northern suburbs), the three districts with a total of 12-members covered the whole of the metropolitan area in the 42 member house. Torrens was abolished and absorbed into the new seats of East Torrens and Sturt at the 1915 election. Torrens existed as a marginal to fairly safe Liberal and Country League/Liberal single-member seat under the Playmander system from the