Hardy Reef is an outer reef site featuring a drop-off structure suitable for beginners. Divers and snorkellers can explore depths ranging from the surface to 20 metres, with an average depth of 12 metres. Visibility typically fluctuates between 8 and 20 metres. Access is strictly by boat, and the site experiences moderate to strong currents reaching 1.85 metres per second. Marine stinger season occurs from November to May, during which stinger suits are required. Species recorded around this area include Napoleon Wrasse, Spotted Eagle Ray, Giant Trevally, and various reef fish such as wrasses, groupers, and angelfish. Hazards include boat traffic, jellyfish, sharp coral, and variable visibility.

Bait Reef is an outer Great Barrier Reef site featuring a diverse topography of coral gardens, walls, canyons, pinnacles, and small caves. Depths range from 1 to 75 metres, with an average of 15 metres, making it suitable for beginners in the shallower sections. Access is by boat only. Visibility varies between 6 and 40 metres. Currents are moderate, and drift dives are possible; checking conditions with boat operators is essential. Stinger season occurs from October to May, when protective suits are recommended. Facilities available include showers, toilets, and equipment rental.

The Chimney at Bait Reef is a complex site defined by a narrow vertical passage that descends through the reef structure before opening onto a dramatic wall. Divers navigate depths ranging from 1 to 25 metres, with an average depth of 20 metres. The site is suited for advanced divers due to strong currents and the presence of an overhead environment within the cave and swim-throughs. Visibility typically ranges between 15 and 30 metres. Access is by boat only. Divers should plan their entry based on current direction to manage the passage flow. A full-body stinger suit is mandatory from October to May due to jellyfish.

Mantaray Bay on Hook Island is a reef site accessible only by boat. Suitable for beginners, the site features depths ranging from 7 to 25 metres with an average of 12 metres. Divers and snorkellers encounter mild currents and visibility between 7 and 16 metres. Marine life includes very common Napoleon Wrasse and various wrasses, alongside common Giant Trevally, Elongate Clam, Common Coral Trout, and Copperband Butterflyfish. Less frequently, visitors may spot Bluefaced Angelfish, Blue-barred Parrotfish, Rock Cod, and Bluespine Unicornfish. Hazards include jellyfish and sharks. Due to active boat traffic, divers should stay near the shot line and deploy a surface marker buoy.

Wrasse Bay is a reef site located on the northern side of Hook Island, offering depths between 3 and 18 metres with an average of 10 metres. This site is suitable for beginner divers, though it requires boat access and careful planning around slack tide due to moderate currents. Visibility typically ranges from 3 to 15 metres. Water temperatures remain warm throughout the year, ranging from 22C to 29C. Divers should be aware of stinger season from October to May, during which full-body protective suits are recommended. Guided tours are available to assist with navigating the local conditions and currents.

Luncheon Bay, located on Hook Island, provides a reef and wall environment suitable for beginners. The site features depths ranging from 3 to 20 metres, with an average depth of 9 metres. Navigation is straightforward due to mild currents, which typically remain below 1 knot. Access is exclusively by boat charter. Visibility varies significantly from 3 to 30 metres depending on conditions. During stinger season, which runs from October to May, the use of a full-body stinger suit is recommended to mitigate the risk of dangerous jellyfish. Water temperatures fluctuate between 22C in winter and 29C in summer.

Mackerel Bay on Hook Island is a reef site suitable for beginner divers, offering depths between 1 and 18 metres with an average of 12 metres. Access is by boat only. The site features mild currents, though visibility varies significantly from 2 to 30 metres. Following damage from Cyclone Debbie in 2017, the reef is currently in a state of recovery. Divers should note that the site is exposed to southerly winds and can experience surf. Species recorded around this area include Napoleon Wrasse, Green Sea Turtles, Giant Trevally, Barramundi Cod, and various species of wrasse, angelfish, and butterflyfish. Always check locally for stinger activity before entering the water.

Big Peninsula, also known as Secret Beach, is a boat-accessible reef and wall dive on Hook Island. The site features a wall that drops from the shallows to a maximum depth of 30 metres, with an average depth of 15 metres. Divers encounter moderate to strong currents, particularly around the island points, making this site suitable for intermediate divers. Slack tide is recommended for optimal conditions. Visibility ranges from 4 to 15 metres. Species recorded around this area include Napoleon Wrasse, Green Sea Turtle, Giant Trevally, and various wrasses. Stinger season occurs from November to May, during which a full-body lycra suit is highly recommended to mitigate jellyfish hazards.