Althorpe Island is located opposite the Innes National Park, in Yorke Peninsula. The spot is an tiny island, studded with dive sites walls of over 65 ft/20 m, three wrecks and seal colonies to name a few. Minimum winter temperatures average around 4°C/39.2°F and the maximum can reach 40°C/140°F during summer.
Due to the colder southern ocean waters, a wetsuit is often required for skin-diving or scuba diving activities or for any prolonged periods in the water, even during the warmer summer months. Air refills for scuba tanks are available at various locations throughout Yorke Peninsula.
However, there is only a diving school which is based in Adelaide, organizing scuba diving in Althorpe Island, accessible by boat from Marion Bay. The spot is recommended only for advanced practitioners. The max depth of the dive spot is at 131 ft/40 m while the average visibility is up to 49 ft/15 m long.
Usually there are no underground currents so let yourself to be seduced by the beauty and the variety of the marine life of the spot: seals, bulls-eyes fishes, Blue Devils fishes, boar-fishes and crayfishes. Accommodation options and leisure activities are located in Marion Bay, while the Innes National Park gives you a good chance to redefine your touch with nature.
