Paradise Reef in Puerto Aventuras, Mexico, is a shallow reef and artificial reef site suitable for beginner divers. The site features depths ranging from 3 to 11 metres, with an average depth of 10 metres. Divers typically complete 50-minute dives here. Entry is via the shore, and conditions include mild currents, though divers should be aware of potential surge and sharp coral. Visibility varies between 10 and 30 metres. The site is well-supported by local facilities, including parking, equipment rental, air fills, and a dive shop. Night diving is also available at this location.

Chankanaab Bolones is a reef site located off Puerto Aventuras, Mexico. The site features a reef structure at depths of 18 to 19 metres, with visibility reaching up to 30 metres. It is accessible only by boat and is suitable for beginner divers, though careful monitoring of depth and air consumption is necessary. The area experiences mild currents, which can influence the return to the boat. The site is also available for night diving. Facilities at the departure point include a dive shop, parking, toilets, showers, and changing rooms. It is recommended to book early morning trips to ensure the calmest conditions before afternoon winds.

Chankanaab is a protected marine area located on Cozumel Island, Mexico, offering a diverse underwater environment that includes reefs, artificial structures, and caves. Divers can explore underwater statues of Christ and the Virgin Mary within a controlled setting. The site is suitable for beginners, with depths ranging from 3 to 16 metres and an average of 10 metres. Conditions are generally calm with mild currents and visibility between 15 and 30 metres. Shore entry is available, and the site provides comprehensive facilities including parking, showers, equipment rental, and guided tours. Night diving is permitted, and the area is well-regarded for snorkelling.

Cozumel is a reef and wall site located 200 metres off the coast of Puerto Aventuras, Mexico. The site features a drift diving environment with depths ranging from 15 to 90 metres, averaging 25 metres. Divers can access the site via shore or boat. Conditions include moderate currents and visibility between 20 and 30 metres. Water temperatures remain consistent between 25C and 28C throughout the year. The site is suitable for beginners and supports night diving, with typical dive times of 60 minutes. Facilities available include parking, toilets, showers, changing rooms, rinse stations, air fills, equipment rental, dive shops, boat charters, and guided tours.

The C-53 is a minesweeper wreck resting on a sandy bottom at depths between 10 and 24 metres. As an artificial reef, the hull supports sponges and various corals, while the surrounding sand is home to garden eels. Divers can explore the interior, where glassy sweepers inhabit darker passages and spiny lobsters occupy crevices. Visibility typically ranges from 25 to 40 metres. This site requires boat access and is suited for intermediate divers due to moderate currents and the overhead environment presented by the wreck structure. Divers should maintain buoyancy control and use a torch for internal swim-throughs.

San Francisco Wall is a drift dive site located off Puerto Aventuras. The topography features a reef wall with depths ranging from 12 to 30 metres, averaging 18 metres. Divers encounter moderate currents and visibility between 15 and 30 metres. Marine life is diverse, with common sightings of French Angelfish, wrasses, Pacific Trumpetfish, Smooth Trunkfish, Blue Tang, Caribbean Spiny Lobster, Purple Sea Fan, Caribbean Ocean Surgeonfish, Oceanic Triggerfish, and Foureye Butterfly Fish. Less frequently, divers may spot Queen Angelfish, Nurse Sharks, Spotted Moray, and Great Barracuda. Due to the current and depth, this site is suited for intermediate divers. Boat access is required for all dives, which typically last 45 minutes.

Playa Corona in Puerto Aventuras is a shallow reef site accessible directly from the shore. The reef structure sits close to the beach, allowing for easy entry for both divers and snorkellers. Depths at this location range from 3 to 20 metres, with an average depth of 9 metres. Conditions are generally stable with mild currents and visibility reaching 30 metres. Water temperatures remain warm throughout the year, ranging between 27C and 30C. Visitors should be aware of potential hazards including boat traffic, sharp coral, and surf. On-site facilities include parking, toilets, and showers to support extended visits.

Sky Reef in Puerto Aventuras is a shore-entry site featuring a combination of natural reef and artificial structures. The reef begins just metres from the shore, characterised by rocky outcroppings and large fan corals. Depths range from 2 to 20 metres, with an average of 10 metres. Conditions are generally mild, though snorkelers and divers should be aware of potential surf, jellyfish, and sharp coral. The site is well-equipped with facilities including a dive shop, equipment rental, and rinse stations. Marine life recorded here includes Queen and French Angelfish, Nurse Sharks, Great Barracuda, Caribbean Spiny Lobster, and various wrasses, groupers, and rays.