Apo Island 60 are recorded, and an amazing diversity of soft and hard corals. In the north part of the island, currents offer exceptionally clear waters even during the planktonic season (December thru March) with a school of jacks, 13 barracudas, few groupers located near Coconut diving spot. Apo Island Apo Island is a volcanic island covering 74 hectares in land area, 7 kilometers off the southeastern tip of Negros Island and 30 kilometers south of the Negros Oriental capital of Dumaguete in the Philippines. The name "Apo" was derived from a Filipino word for "grandchild". The marine habitat around the island
Port Noarlunga Reef Aquatic Reserve full extent of the Onkaparinga River from its mouth to the bridge on the South Road in the suburbs of Noarlunga Downs and Seaford Meadows. The portion of the aquatic reserve located within Gulf St Vincent includes two reef systems that are exposed at low tide - the Horseshoe Reef located off the coast at Christies Beach and the Port Noarlunga Reef located off the coast at Port Noarlunga. The Port Noarlunga Reef is connected to the shore by a jetty. The aquatic reserve was declared on 30 November 1971 to protect “reef organisms from exploitation and for the conservation