Flinders Reef

The Marietta Dal was a 7500 tonne liberty ship built in the USA in 1944 and is one of the most interesting shipwrecks off Brisbane. On May 15 1950, the 140 metre long ship was carrying a cargo of sulphur, oil, tractors and other general cargo when it ran aground on Smith Rock.

The Cementco was a 67 metre long hopper barge that worked in Brisbane’s Moreton Bay for many years transporting fossilised coral to be used in cement production.

A small concrete cherub once marked the main entrance to this hidden cave off Moreton Island. While the guardian has since disappeared, this underwater world remains to be discovered by the adventurous diver.

Cherubs Cave is named after a cave system located under a large circular shaped bommie on the north-west side of the main bommie. The cave has four entrances that are difficult to find as they are covered with kelp. Once in the cave, light penetrates through the other entrances, aiding navigation.

Curtin Artificial Reef is the oldest reef created FOR divers, By divers. At this dive site, there are over 25 purposely sunken boats & others which can be found between 15m and 25m making this a great drift dive site. This is also a popular fishing site so be vigilant for fishing lines.

Located 22 nautical miles offshore, conditions have to be perfect to visit this rocky reef that rises from 40 metres to 22 metres. A dive for experienced divers only, the rocky reef at Barwon Banks is riddled with caves, ledges, bommies and gutters.

An advanced site located on the ocean side of Flat Rock, Blue Corner ranges in depth from 25 to 45m. Suitable for technical or experienced recreational divers only. Amazing site to see big sharks and all manner of pelagic life including whales. Well known for it’s population of Bull and Sandbar Whaler Sharks.

Located on the northern side of flat rock, this site is suitable for all levels of divers with a small cave sitting at 10m and the reef dropping to a max depth of 30m. Turtle cave is a great site for drift diving around the edges of Flat Rock and seeing large pelagic life that frequents the coastline.

A scattering of boulders appear to have formed a reef (tops with depth of approx 13 metres and a sea floor sitting between 15 and 18 metres). There are plenty of gaps and holes for marine life to hide, including a small cave.

Flat rock is located approximately 2.5 nautical miles north of point lookout. The Nursery is an amazing dive site located on the southwestern corner of the reef at Flat Rock.