Spectacular Reef is a wall and drop-off dive off Victoria that demands respect from the moment you hit the water. Strong currents run consistently here, making buoyancy control and situational awareness non-negotiable. Depths sit in the 6 to 9 metre range on the shallow sections, though the hazard list includes decompression concerns and nitrogen narcosis risk, so plan your profile carefully. Visibility can reach 20 metres under good conditions. The reef structure supports soft corals and sponges, and if you work the wall patiently you can find Blue Devilfish tucked into crevices and crayfish sheltering beneath ledges.

Nepean Bay is a reef dive suited to beginners, with easy shallow waters reaching no deeper than 7 metres and visibility of 5 to 10 metres. The site is best visited between November and March when conditions are most favourable. Port Jackson sharks are a regular highlight here, often resting on or near the reef, and a variety of fish species move through the area. Bear in mind that currents can run strong at times, so keep an eye on conditions before you get in. Entry is by boat, and boat traffic is an ongoing hazard to stay aware of throughout your dive.

Boarfish Reef Bottle Drift is a current-driven dive where you read the water and let it do the work. Strong currents sweep you along the reef, so good buoyancy control and drift experience matter here. Visibility ranges from 5 to 30 metres depending on conditions, with the clearer days revealing soft corals and sponges across depths of 6 to 22 metres. The site earns its name from the boarfish you'll regularly encounter, and Blue Devil fish are worth slowing down for. Look closer at the reef structure for nudibranchs, yellow sea spiders, mosaic sea stars, and crayfish tucked into the crevices. Boat traffic is a real consideration on ascent, so deploy your SMB.

Cheviot Beach carries a serious reputation among Victoria's diving community, and the conditions demand respect before you enter the water. Strong rip currents and surf make this a site reserved for experienced divers who understand how to read a beach and manage powerful water movement. Once underwater, the reef supports a range of local species, though variable visibility means conditions shift considerably between dives. Sharp coral adds another layer of awareness required throughout the dive. Best approached during the calmer summer and autumn months, from December through May, when conditions are marginally more manageable.

Quarantine Station Wall is a shore-entry drift dive along a vertical wall in Victoria's Port Phillip Bay. The site runs between 12 and 20 metres deep, with visibility ranging from 10 to 30 metres depending on conditions. A moderate current does most of the work for you, carrying you along the wall at a comfortable pace past various reef species. While the drift element makes this feel manageable, beginners should be aware that currents can strengthen without much warning and the deeper sections push beyond typical entry-level territory. Check conditions carefully before getting in, and treat this one as a step up from sheltered beginner sites.

Queenscliff Bottle Drift is a drift dive in the deeper waters of Victoria's Port Phillip Heads, where a moderate current does most of the work and carries you along for the ride. Depths run from 26 to 30 metres, with visibility ranging from 10 to 30 metres depending on conditions. As a beginner, you'll want to stay close to your guide and let the current move you rather than fighting it. Keep an eye on the sandy bottom and mid-water for crabs and stingrays, and with luck, seals or dolphins may join you along the way. Boat entry is standard here, and guided tours are strongly recommended.

Port Phillip Heads Marine National Park sits at the entrance to Port Phillip Bay, where the natural reef and artificial structures create sheltered pockets worth exploring at depths of 1 to 14 metres. Visibility varies considerably, so conditions on the day will shape your experience. Mild currents are typical, though stronger flows can develop, so stay close to your guide or buddy. Look for weedy sea dragons drifting near the kelp, cuttlefish hovering over the reef, and octopus tucked into crevices. Gorgonian corals and feather stars decorate the structure, and seals occasionally pass through. Blue devil fish are a local highlight worth watching for.

Portsea Pier is a shore or boat dive that punches well above its weight for a beginner site. The pier structure itself attracts a surprising variety of marine life, including weedy seadragons, seahorses, blue devil fish, and octopus sheltering among the pylons. Stingrays, Port Jackson sharks, and squid are also regularly spotted here. Be aware that conditions can change quickly. Visibility varies considerably, currents can run strong, and the water stays cold year-round, so a good wetsuit is essential. Boat traffic near the pier is a real concern, so always dive with a surface marker buoy. Facilities are solid, with parking, toilets, a dive shop, and equipment rental nearby.