Molasses Reef is a prominent reef system located 9656 metres offshore from Key Largo. This site features a mix of natural reef and artificial structures, offering depths ranging from 5 to 27 metres with an average of 15 metres. Divers typically encounter mild currents and visibility between 12 and 18 metres. Marine life commonly observed includes Great Barracuda, wrasses, Stoplight Parrotfish, Queen Parrotfish, Blue Tang, and Scrawled Filefish. Less frequent sightings include Green Moray, Nurse Shark, Rock Beauty, French Angelfish, and Queen Angelfish. Access is by boat only, and the site supports night diving. Please note that recent high water temperatures have caused widespread coral bleaching and mortality in the area.

Eagle Ray Alley is a shallow reef site in the Molasses Reef Area, offering depths between 6 and 9 metres. This location is well-suited for beginners and snorkellers due to its mild currents and visibility ranging from 10 to 16 metres. Access is by boat, with a typical dive duration of 40 minutes. The topography features sandy patches and rubble areas that require careful observation. Divers should be mindful of where they place their hands, as scorpionfish are known to camouflage against the reef structure. The site is located approximately 9656 metres from the shore, providing a calm environment for slow, observant exploration of the reef habitat.

Winch Hole is a reef and wreck site located in the Molasses Reef Area, offering an accessible experience for beginners. Divers and snorkellers explore depths between 8 and 9 metres, with visibility ranging from 5 to 25 metres. The site features a reef structure populated by star coral and gorgonians, alongside various reef fish including damselfish, sergeant majors, grunt, snapper, parrotfish, and angelfish. Crabs and shrimp inhabit the crevices and become more active during night dives. Access is by boat only, and the site experiences mild currents. Divers should remain aware of boat traffic at the surface and exercise caution around sharp coral and rock structures.

Permit Ledges is a reef site in the Molasses Reef Area featuring a series of ledges that range from 20 to 30 metres in depth. The topography consists of hard and soft corals, including widespread fire coral. Divers typically experience mild currents, making this a suitable location for drift diving. Visibility varies significantly, ranging from 20 to 80 metres. Marine life commonly encountered includes great barracuda, blue tang, scrawled filefish, and various wrasses. Less frequent sightings include nurse sharks, green morays, and several species of angelfish. Due to the presence of sharp coral and fire coral, full wetsuits and gloves are recommended to prevent stings and abrasions.

Spanish Anchor is located at the southern end of Molasses Reef, marked by the base of mooring ball number 21. This site features a large, historic Spanish anchor resting on the reef structure. Divers and snorkellers can expect depths ranging from 5 to 13 metres, with an average depth of 8 metres. Access is strictly by boat, as the site is located approximately 9656 metres from shore. Conditions include moderate currents, which can occasionally be strong, and visibility typically spans 10 to 25 metres. The site is suitable for beginners and supports night diving, with typical dive durations of 45 minutes. Hazards include boat traffic, sharp coral, and strong currents.

Snapper Ledge Reef is a shallow reef located 19 kilometres offshore in Key Largo. The site features a ledge structure with depths ranging from 7 to 10 metres, averaging 9 metres. Divers experience mild currents and visibility between 9 and 15 metres. The reef supports stands of staghorn and elkhorn coral, with snapper schooling along the ledge. Night diving is a popular activity here, offering opportunities to observe nocturnal behaviour. Access is strictly by boat. The site is suitable for beginner divers, with typical dive times around 50 minutes. Species recorded around this area include nurse sharks, green morays, French angelfish, queen angelfish, and various parrotfish and wrasses.

The USCG Duane is a 99-metre decommissioned Coast Guard cutter resting upright on a sandy bottom at 36 metres. The wreck's superstructure rises to approximately 18 metres, allowing the full profile to be visible in typical conditions. This site is intended for advanced divers due to significant depths, strong currents, and potential entanglement hazards within the overhead environment. Visibility ranges from 21 to 36 metres. Access is by boat only, and divers should use the mooring line for descent. The site features a range of facilities including air fills, rinse stations, and guided tours provided by local dive shops.

Hardbottom Cave is a reef and cave site located within the French Reef Sanctuary Protected Area. The site features a swim-through structure with depths ranging from 6 to 10 metres, averaging 8 metres. Access is by boat only, as the site is situated over 10 kilometres from the shore. Divers can expect mild currents and visibility between 10 and 30 metres. The water temperature fluctuates between 24C and 30C throughout the year. Due to the nature of the reef, divers should be aware of sharp coral. This site is suitable for beginners and typically offers a 50-minute dive duration.