Cucumber Alley at Milln Reef features a combination of wall and reef topography spanning depths from 5 to 35 metres. The site offers an average depth of 18 metres, allowing divers to explore both shallow reef structures and deeper wall sections. Visibility typically ranges between 10 and 30 metres. Access is by boat only, and the site is suited for intermediate divers due to potential surge and currents. Divers should remain close to the wall and monitor their depth carefully, as the terrain drops quickly into deeper water. Hazards include boat traffic, sharp coral, and variable currents. Facilities available include air fills, rinse stations, and equipment rental.

Wild Side at Milln Reef is a boat-accessible site featuring reef walls that descend from 5 to 30 metres. The topography is defined by hard corals providing structure for various reef fish. Divers frequently encounter wrasses, while uncommon sightings include Napoleon Wrasse, Titan Triggerfish, Whitetip Reef Shark, and various butterflyfish and parrotfish species. The site experiences moderate currents, which can intensify near the reef points, requiring proficient buoyancy control. Visibility typically ranges from 15 to 25 metres. Stinger suits are recommended during the stinger season from November to May due to the presence of jellyfish. This site is suitable for intermediate divers and supports night diving.

Three Sisters at Milln Reef features three distinct underwater structures comprising reef, pinnacle, and wall terrain. Divers and snorkellers can explore depths ranging from 5 to 30 metres, with an average depth of 26 metres. The site is accessed by boat, with mild currents making it suitable for drift diving. Visibility typically spans 15 to 25 metres. The topography includes walls anchored by gorgonian sea fans and sandy patches inhabited by garden eels. Mid-water columns host schools of fusiliers, snapper, and sweetlips, while the bottom is home to moray eels, lagoon rays, white-tip reef sharks, and sea turtles. Lionfish and stinging jellyfish may be present.

Milln Reef is an outer Great Barrier Reef site featuring a diverse topography of shallow reef tops, walls, and pinnacles. The reef starts at 5 metres and descends to 30 metres, with an average depth of 10 metres. Suitable for both divers and snorkellers, the site offers mild currents and visibility ranging from 15 to 20 metres. Access is by boat only, with typical dives lasting 45 minutes. The site is well-suited for beginners, though divers should remain alert to boat traffic during surface ascents. Water temperatures remain pleasant between 25C and 29C throughout the year.

The Whale at Milln Reef is an intermediate dive site featuring a varied reef system that transitions from shallow coral gardens at 2 metres to deeper sections at 26 metres. Divers can explore the reef structure, which includes gorgonian fans in current-swept areas and ledges sheltering small groups of Harlequin Sweetlips. Marine life recorded at the site includes Whitetip Reef Sharks, Titan Triggerfish, and Emperor Angelfish, alongside common sightings of wrasses and Red Bass. Visibility typically ranges from 15 to 20 metres. Access is by boat only, and divers should be aware of sharp coral edges and potential jellyfish during the stinger season from November to May.

Moore Reef is an outer Great Barrier Reef site located 40 kilometres from the shore. This pontoon-based location features shallow coral gardens starting at one metre, sloping to a 25-metre drop-off with an average depth of 15 metres. Accessible only by boat, the site is suitable for beginners and offers visibility between 12 and 30 metres. Water temperatures range from 24C to 30C. Divers and snorkellers should be aware of seasonal jellyfish presence between November and May, during which time wearing a stinger suit is recommended. Guided tours, equipment rental, and on-site facilities including toilets and showers are available for visitors.

Just Magic is a reef and wall dive located on Moore Reef, Australia. The site features shallow sections starting at 5 metres that slope down to a wall reaching depths of 30 metres. It is suitable for beginners, though divers should be aware that currents can be moderate and occasionally strong. Visibility typically ranges from 12 to 21 metres. Access is by boat only, and the site is equipped with toilets, showers, and changing rooms. Stinger season occurs from November to May, during which time wearing a protective suit is recommended. Guided tours and first aid facilities are available on-site.

Moore Reef is a diverse outer reef site featuring walls, pinnacles, and caves. Accessible only by boat, the site offers depths ranging from 1 to 30 metres, with an average of 15 metres. Conditions are generally mild, though currents can vary. Divers frequently encounter Napoleon wrasse, various wrasse species, and parrotfish, alongside surgeonfish, butterflyfish, and angelfish. The site is suitable for beginners and includes a pontoon with toilets, showers, and equipment rental. Be aware of jellyfish during the stinger season from November to May, when full-body suits are required. Visibility typically ranges from 1 to 30 metres, providing clear views of the reef topography.