The Apartments is a boat-accessed reef site located 1500 metres off Long Reef, Australia. The topography consists of rocky terrain and gutters ranging from 7 to 24 metres deep, with an average depth of 18 metres. Divers encounter grey nurse sharks, spotted wobbegong, giant cuttlefish, eastern blue groper, green moray, common Sydney octopus, blue devilfish, moorish idol, wrasses, T-bar swallowtail, eastern red scorpionfish, black-margined nudibranch, and sea stars. Visibility varies between 10 and 40 metres. Currents are generally mild but can change direction during a dive. This site is suited for intermediate divers. Hazards include boat traffic, surge, and sharp coral formations. Typical dive duration is 50 minutes.

The SS Duckenfield is a wreck dive located 278 metres off Long Reef, Australia. Resting at an average depth of 23 metres, the site is suitable for advanced divers with wreck certification. The structure is penetrable, though the overhead environment requires precise buoyancy control. Visibility varies significantly from 5 to 25 metres, and a torch is recommended for exploring the interior. Access is by boat only. Divers should be prepared for surge and swell conditions, particularly during entry and exit. While the wreck has been colonised by various reef organisms, species recorded around this area include green sea turtles, weedy seadragons, grey nurse sharks, and eastern blue gropers.

The Coolooli is a technical wreck dive located 4630 metres off Long Reef, Australia. Resting at depths between 44 and 48 metres, the site requires boat access and is suitable only for experienced technical divers. The wreck presents an overhead environment that necessitates careful gas management and decompression planning. Visibility at the site is highly variable, ranging from 5 to 40 metres, while currents remain mild. Due to the significant depth, divers must account for nitrogen narcosis and entanglement risks. The site is accessible for night diving, with typical bottom times around 30 minutes. Water temperatures fluctuate between 17C and 21C throughout the year.

Dee Why Wide is an advanced reef and drop-off site located 2400 metres offshore from Manly. Depths range from 20 to 37 metres, averaging 24 metres. The site is exposed to ocean conditions, including moderate currents and surge, requiring boat access and careful planning. Visibility varies significantly from 5 to 30 metres. Due to the depth and potential for boat traffic, divers must use a surface marker buoy for open-water ascents. Species recorded around this area include giant cuttlefish, spotted wobbegong, green sea turtles, grey nurse sharks, weedy seadragons, and Port Jackson sharks. Divers should be prepared for deep, exposed conditions and coordinate closely with their boat skipper.

Freshwater is a shore-based reef site in Manly, New South Wales, suitable for intermediate divers. The site features depths ranging from 8 to 18 metres, with an average of 10 metres. Divers access the water via a rock platform, though entry and exit can be hazardous during medium to large swells, particularly from the south-east. Visibility fluctuates between 3 and 15 metres, and conditions include mild currents and potential surge. Facilities include a metered car park with stairs leading to the entry point. The site is also suitable for night diving, with typical dives lasting 45 minutes.

Manly Bommie is an offshore reef formation located 500 metres from the coast of Manly. This site features depths ranging from 8 to 16 metres, with an average depth of 13 metres. The topography includes rocky surfaces, overhangs, and swim-throughs. Divers regularly encounter spotted wobbegongs, eastern blue gropers, Port Jackson sharks, fiddler rays, eagle rays, and various wrasses. Rarer sightings include weedy seadragons and smooth rays. Due to its offshore location, boat traffic is a hazard, and divers must deploy a surface marker buoy upon ascent. Conditions such as visibility and currents are variable, requiring intermediate skill levels. Boat access is required to reach this site.

Cabbage Tree Point in Manly is a shore-accessible dive site featuring a combination of natural reef and artificial reef structures. Divers typically experience depths between 7 and 12 metres, with an average depth of 9 metres. The site is suitable for beginners, though conditions vary with visibility ranging from 4 to 10 metres and mild currents that can shift. Entry is via a shore break where divers should shuffle their feet to avoid stingrays. Facilities at the location include parking, toilets, showers, changing rooms, a cafe, and a dive shop. Night diving is permitted, and a typical dive lasts approximately 50 minutes.

Shelly Beach in Manly is a protected shore dive and snorkel site featuring a rocky reef that ranges from 2 to 14 metres in depth. The site is well-suited for beginners due to its mild currents and straightforward navigation. Divers and snorkellers can access the water via a concrete boat ramp, avoiding the need to cross sand. Visibility typically fluctuates between 3 and 20 metres. On-site facilities include parking, toilets, showers, and a cafe. The site is also suitable for night diving, with an average dive time of 50 minutes. Water temperatures range from 18C to 24C, though conditions can feel cool during rainy periods.