The Ozone Shipwreck is a shallow shore dive located 50 metres off the coast of Indented Head. Resting in 6 to 9 metres of water, this artificial reef is suitable for beginner divers. The site features the remains of a vessel that now serves as a structure for marine life. Divers should exercise caution around the wreck due to sharp metal edges. Conditions are generally mild, with tidal currents typically below 0.2 m/s. Visibility ranges from 3 to 7 metres, and water temperatures fluctuate between 12C and 21C throughout the year. Parking is available at the shore entry point.

The HMAS J3 is a decommissioned Royal Australian Navy submarine resting in shallow waters off Sorrento. This wreck site sits at an average depth of 6 metres, with a range of 5 to 8 metres. The hull is colonised by sponges and draped in kelp. Divers must access the site by boat and should plan dives around slack tide to manage strong currents. Visibility typically ranges from 5 to 10 metres. Species recorded around this area include Weedy Seadragons, Giant Cuttlefish, and Western Blue Devils. Note that the site is located within a prohibited military zone, and access is not allowed.

Portarlington Pier is a shore dive located on the Port Phillip Bay side of the Mornington Peninsula. The site features an artificial reef structure at depths ranging from 2 to 5 metres, with an average depth of 3 metres. Divers can expect visibility between 4 and 7 metres, though conditions vary with wind and swell. Marine life observed at the site includes Port Jackson sharks, fiddler rays, common stingrays, sea stars, tube worms, crabs, eleven-armed sea stars, and snails. The site is suitable for beginners, though divers must remain aware of strong currents, particularly on outgoing tides, and potential vessel movements near the pier.

Queenscliff Pier offers a shallow shore dive featuring a mix of reef and muck environments. Divers explore the area around the pier pylons and the adjacent seafloor at depths ranging from 2 to 5 metres. Visibility typically spans 5 to 10 metres. The site is suitable for beginners, though it requires careful planning due to moderate currents; diving at slack tide is recommended. Hazards include boat traffic, potential entanglement in discarded fishing lines from the active fishing pier, and strong currents. Facilities including parking, toilets, and air fills are available nearby. Water temperatures fluctuate between 13C and 19C throughout the year.

Popes Eye is a partially submerged, circular stone structure located in Port Phillip Bay. Serving as an artificial reef, the site features depths ranging from 1 to 12 metres, with an average depth of 8 metres. It is accessible only by boat and is suitable for beginners. While the interior of the annulus provides protection, strong tidal currents reaching 5 to 8 knots can occur outside the structure. Divers should remain aware of boat traffic on the surface. Visibility varies from 5 to 25 metres, and water temperatures fluctuate between 13C and 19C, necessitating a full exposure suit year-round.

The Rip is a challenging site located at the entrance to Port Phillip Bay near Sorrento. This area features a mix of natural reef, wall, and artificial structures. While the Popes Eye structure provides sheltered conditions, the surrounding area is defined by strong tidal currents reaching 5 to 8 knots. Divers encounter Long-nosed Fur Seals, Blue Throated Wrasse, Butterfly Perch, Old Wife, and various sea stars. Other species include Stonefish, Shaw’s Cowfish, and Clown Doris. Depths range from 1 to 60 metres, with an average of 8 metres. Boat access is required, and conditions demand caution due to heavy boat traffic and rapid weather changes.

Scollop Beds is a drift dive located in Port Phillip Bay, featuring a sandy bottom and reef topography. The site ranges in depth from 10 to 23 metres, with an average depth of 15 metres. Due to moderate currents, this site is suited for intermediate divers experienced in drift procedures. Visibility is typically limited, ranging from 3 to 4 metres. Access is by boat only, and divers must be aware of significant boat traffic in this active shipping area. Surface marker buoys are essential for safety. Water temperatures fluctuate between 12C and 21C throughout the year.

Chimanan's Hat is an artificial reef located 3000 metres offshore from Sorrento in the South Channel of Port Phillip Bay. This site features shallow depths ranging from 1 to 12 metres, with an average depth of 4 metres, making it suitable for beginners. Access is strictly by boat. While the area is generally calm, it is situated within a shipping channel, necessitating caution regarding boat traffic and the use of a delayed surface marker buoy. Tidal currents can occur, though they are typically mild. Water temperatures fluctuate between 13 and 19 degrees Celsius, requiring a wetsuit year-round. Divers should be aware of potential hazards including jellyfish and local marine life interactions.