Marley Point in the Royal National Park is an advanced reef and cave dive site located 5500 metres offshore. The topography features complex cave systems and sponge gardens, with depths ranging from 5 to 35 metres and an average of 18 metres. Divers must manage moderate currents and surge, which can push against cave walls. Visibility varies significantly between 5 and 25 metres. Due to the surge and current, this site is strictly for experienced divers. Boat entry is required, and timing dives around slack water is recommended to mitigate current impact. Always monitor conditions closely, as offshore winds can bring colder deep water to the surface.

Waterfall is a boat-accessed dive site near Cronulla, Australia, featuring a dramatic wall that drops from 12 to 28 metres. The topography includes a varied reef structure, wall, and drop-off, with cave features present. Divers typically experience mild currents, though conditions vary due to the site's exposure to the open ocean, where surge can be a factor. Visibility ranges from 5 to 30 metres. This site is suited for intermediate divers who are comfortable managing depth and potential surge. Divers must remain vigilant regarding boat traffic overhead and should deploy an SMB before ascending. Typical dive duration is 45 minutes.

Bass and Flinders Point in Cronulla is a shallow drift dive and snorkel site featuring a rocky reef and wall topography. Divers and snorkellers typically experience depths between 3 and 8 metres. The site is accessed from the shore, with a moderate current on an outgoing tide carrying visitors toward Oak Park. Visibility generally ranges from 5 to 10 metres. The area is subject to surge, particularly with north-easterly swells exceeding 1.4 metres. Divers should remain vigilant regarding boat traffic and potential entanglement from discarded fishing lines. Facilities at the site include parking, toilets, showers, and changing rooms.

The 4th-5th Reefs off Cronulla consist of temperate reef structures at depths of 15 to 17 metres. This site is suitable for intermediate divers and offers both shore and boat entry options. Visibility typically ranges between 5 and 10 metres. Divers should be aware of boat traffic in the area and are advised to deploy a surface marker buoy before ascending. Facilities at the site include parking and toilets. The water temperature fluctuates between 18C and 24C, with the warmest conditions occurring from summer through early autumn.

Oak Park in Cronulla is a shore dive featuring a combination of reef and wall topography. Divers typically explore depths between 8 and 12 metres, with an average of 10 metres. The site is suitable for beginners, offering a generally mild current and visibility ranging from 3 to 15 metres. The reef structure is characterised by sponge gardens. Marine life frequently encountered includes Eastern Blue Groper and various wrasses. Divers may also spot Eagle Rays, Common Sydney Octopus, Spotted Wobbegong, Giant Cuttlefish, and Port Jackson sharks, particularly between July and September. Hazards include boat traffic, surf, and sea urchins, which require careful entry. Facilities at the site include parking, toilets, and showers.

The SS Tuggerah is a technical wreck dive located 2200 metres off the coast of the Royal National Park. Resting at depths between 45 and 48 metres, the site requires decompression procedures and careful management of narcosis. Divers encounter strong, unpredictable currents that often originate from the north or south, which can make the site inaccessible even when visibility is high. Visibility typically ranges from 15 to 30 metres. Due to the depth, overhead environment, and potential for entanglement, this site is strictly for technical divers. Boat access is required, and divers should plan for a typical bottom time of 22 minutes.

Windy Point in Cronulla is a versatile shore dive featuring a reef, wall, and cave system. With depths ranging from 3 to 12 metres and an average of 6 metres, it is suitable for beginners. Divers frequently encounter Eastern Blue Groper, Spotted Wobbegong, and various rays including Eagle, Smooth, and Fiddler rays. Port Jackson sharks are common, particularly during their winter breeding season. Other sightings include Giant Cuttlefish, Green Sea Turtles, and Green Moray. Visibility typically spans 5 to 10 metres. Entry and exit require caution due to potential surf and boat traffic, especially during north-easterly winds. Parking is available for site access.

Shiprock in Cronulla is a dynamic shore dive featuring a rocky wall that reaches depths of 3 to 18 metres. This site is suitable for intermediate divers due to strong tidal currents, which necessitate diving only during slack water at high tide. Divers frequently encounter spotted wobbegongs, pineapplefish, stonefish, mourning cuttlefish, green morays, and common Sydney octopuses. Other residents include truncate coralfish, eastern red scorpionfish, various wrasses, and nudibranchs. The site is located in a shipping channel, making surface marker buoys essential for safety against boat traffic. Access involves stairs, and entry requires caution due to sharp oysters on the rocks.