Due to being the only lump on a large patch of sand, Freds rock proves to be quite the site hosting a variety of marine life and schooling pelagic overhead. Trail Professionals Builders, Planners, Consultants, Places to According to the Scuba Divers Federation of South Australia, it is now in a state of decay. Dolphins were also in the area and had been frolicking with the divers. An abundance of spider crabs are seen the there are numerous blue devils hiding under the rocky ledges, cuttlefish, strongies, silver drummer and the occasional crayfish are also found. Glenelg Tyre Reef (GTR) is constructed from similar material to the Noarlunga Tyre Reef, at 1720 m. Noarlunga Tyre Reef, Seacliff Reef, and the Glenelg Tyre Reef are popular recreational fishing sites. It sits on coastal hills overlooking the Gulf of St Vincent. This site if directly out offshore from the public toilet block in the main carpark; it begins at approximately 100 meters offshore. The pair waited until it had, before exiting the water. Set up in 1983, 5kms west of Glenelg, 500m south east of the barge in 18m of water. Seacliff reef is part of the old shoreline from about 10,000 years ago (also includes milkies, northern outer, broken bottom and macs ground). Location: Metro Coastline, 20 minutes offshore from Glenelg. Its approximately 100 meters in length and consists of ledges and small rocky overhangs. On 24 August 2005, 23-year-old marine biologist Jarrod Stehbens was killed while scuba diving on the Glenelg tyre reef. The graphs have been created from a survey trying to work out the best dive sites in South Australia. A relaxing day scuba diving soon turned into a scene from the film Jaws for two divers when a Great White shark appeared from nowhere and left them scrambling desperately to get out of the water. The inshore waters of Gulf St. Vincent adjacent to Adelaide support about We also have a number of artificial reef systems put in place to encourage marine life to certain areas. At times its the best local dive around because very few divers visit here and there is a huge variety of fish life. The Aldinga drop off is on the edge of the Aldinga reef lying 1.5km off the Aldinga beach. The Glenelg tyre reef is located about 6km offshore. Its approximately 1-2 meter high ledge off the sand and travels in a north/south direction forming a half moon shape and is home to literally thousands of fish. The depth varies from approximately 12-14 meters and makes a superb dive for any level of diver. This section of the website is for all the divers wanting to know where to go diving. Set up in 1983, 5kms west of Glenelg, 500m south east of the barge in 18m of water. Expect to see port Jackson sharks, blue devils and schools of bullseye. To many a diver this is the best local site due to the abundant fish life and relatively shallow depth. The blocks are part of the old Glenelg jetty and breakwater that washed away in a storm in the early 1920s. The Glenelg tyre reef is a series of tyre tetrahedrons, set down as an artificial reef. He was collecting cuttlefish eggs for research. The best dive sites in New South Wales ENVIRONMENT: The Glenelg tyre reef, established in 1983, is made up of a series of tyre tetrahedrons on the ocean floor. Squid Brighton, Henley & Glenelg jetties also at Semaphore Black pole area, Outer Harbor, North Haven grounds & Semaphore Reef, West beach grounds, Marino rocks & Hallett Cove. The depth is between 8-12 meters and with the relatively shallow depth provides great sunlight to reach the soft and hard coral growth.