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.

St Leonards Pier in Sorrento offers a shore-accessible dive featuring an artificial reef created by pier pylons and surrounding rubble. Divers can explore depths ranging from 4 to 10 metres, with an average of 3 metres. The site is suitable for beginners, though currents can be strong, making slack high tide the preferred time to dive. Marine life includes very common pot-bellied seahorses and sea stars, alongside common stingrays, wrasses, and the short-tailed ceratosoma. Less frequently, divers may encounter blue-ringed octopuses, stonefish, and various rays. Due to active boat traffic from fishing vessels and swing moorings, divers should tow a surface marker buoy at all times.

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.

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.

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.

Cottage by the Sea is a shallow reef located 100 metres offshore from Portsea. This site features depths between 6 and 10 metres, with an average of 8 metres, making it suitable for beginners. Divers and snorkellers can expect visibility ranging from 10 to 30 metres. Access is via a shore entry, though users should shuffle their feet in the shore break to avoid stingrays. Conditions include moderate currents and potential boat traffic, requiring the use of a surface marker buoy. Water temperatures fluctuate between 13C and 19C throughout the year. Parking is available at the site, and night diving is permitted.

The Grotto in Portsea is a reef, wall, and cave dive site ranging from 12 to 25 metres in depth. Due to its proximity to the Port Phillip Heads, the site is subject to strong tidal currents and must be dived at slack water. Divers encounter a variety of marine life, including very common Western Blue Devil, common Blue Throated Wrasse, wrasses, sea stars, and Old Wife. Uncommon species recorded here include Giant Cuttlefish, Fiddler Ray, Port Jackson Shark, Cat Shark, Butterfly Perch, Goatfish, Moonlighter, zoanthids, and soft corals. The site requires boat access and is suited for intermediate divers due to potential surge and current hazards.

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.