Punta Sur Reef in Puerto Aventuras is a demanding site featuring a reef and wall system with depths ranging from 25 to 40 metres. This location is defined by strong currents, making drift diving the primary method of exploration. The topography includes complex caves and caverns, which present overhead environments. Due to the significant depth, strong currents, and technical nature of the cavern systems, this site is suitable only for advanced divers with appropriate deep and overhead environment training. Visibility typically ranges between 20 and 40 metres. Boat access is required, and divers should be prepared for potential surf and shore break conditions during entry and exit.

Palancar Reef is a drift diving site situated 2000 metres offshore, characterised by a combination of shallow reef structures and a deep wall. Depths range from 7 to 36 metres, with an average of 25 metres. Divers encounter moderate currents and visibility spanning 20 to 100 metres. Access is strictly by boat, and the site requires an Advanced Open Water certification due to the depth and current conditions. Water temperatures remain stable between 27 and 29 degrees Celsius. Divers must remain vigilant regarding boat traffic, surge, and the risk of nitrogen narcosis at deeper sections. Always deploy an SMB before surfacing to ensure safety from vessel traffic.

Colombia Deep is an advanced drift dive located 10 kilometres off the coast of Puerto Aventuras. The site features a complex topography of walls, canyons, and large coral pinnacles. Divers typically explore depths between 15 and 40 metres, with visibility ranging from 20 to 35 metres. Due to moderate currents and overhead environments, this site requires precise buoyancy control and careful depth monitoring. Access is by boat only, and the site is suitable for experienced divers capable of managing deep profiles. Species recorded around this area include French angelfish, queen angelfish, nurse sharks, great barracuda, and various species of moray eels and stingrays.

Maracaibo Reef is a complex site off Puerto Aventuras featuring a wall, drop-off, and various overhead environments including caves and caverns. This site is suited for advanced divers, with depths ranging from 18 to 45 metres. Divers must be prepared for strong currents that can shift direction unexpectedly. Visibility reaches up to 30 metres but remains variable. Due to the significant depth and technical nature of the overhead structures, advanced and deep diving certifications are mandatory. Access is exclusively by boat to avoid the surf and shore break conditions present at the coastline. Divers should maintain constant vigilance regarding boat traffic during ascent.

Colombia Reef in Puerto Aventuras is a drift dive featuring a wall that descends from a 5-metre shallow top to a maximum depth of 27 metres. The site offers visibility ranging from 12 to 60 metres. Divers experience moderate currents, making this a suitable location for beginners, though caution regarding boat traffic and buoyancy control near sharp coral is necessary. Night diving is available at this location. Species recorded around this area include French angelfish, Queen angelfish, Great barracuda, Nurse sharks, and various moray eels. Divers should monitor their depth closely to manage risks associated with nitrogen narcosis and decompression.

Chunchacah is a drift dive site located off Puerto Aventuras, featuring a long mound structure composed of hard coral heads and sea fans. The topography includes crevices that provide shelter for various marine life. Divers typically experience depths ranging from 7 to 24 metres, with an average depth of 21 metres. Due to moderate currents and the nature of the terrain, this site is suitable for advanced divers. Access is strictly by boat, with dives lasting approximately 40 minutes. Visibility varies significantly, reaching up to 35 metres. Species recorded around this area include French angelfish, nurse sharks, great barracuda, queen angelfish, and Caribbean spiny lobster.

Chun Chacaaab Reef is a boat-access-only site located off Puerto Aventuras, Mexico. This reef is suited for advanced divers due to its strong currents and depths ranging from 15 to 24 metres, with an average depth of 21 metres. Typical dives last approximately 40 minutes. Because conditions can change significantly, divers should confirm current strength and direction with their operator before entering the water. Hazards include strong currents and the presence of lionfish; maintain a safe distance from these fish to avoid their venomous spines. Remain close to the boat throughout the dive and maintain precise buoyancy control to manage the drift effectively.

San Francisco Reef, located off Puerto Aventuras, is a drift dive site featuring a combination of reef structures and a wall. Divers typically experience depths between 12 and 21 metres, with visibility ranging from 25 to 35 metres. Water temperatures remain warm throughout the year, fluctuating between 27 and 30 degrees Celsius. Due to moderate currents and the depth profile, this site is suited for intermediate divers who possess solid buoyancy control. Access is by boat only, and night diving is available. Species recorded around this area include French and Queen Angelfish, Spotted Moray, Great Barracuda, Nurse Shark, and Caribbean Reef Octopus.