
Aldora Divers
Downtown Cozumel operator running six-diver boats on high-pressure steel tanks, with gear set up before divers board and cleaned after.
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Downtown Cozumel operator running six-diver boats on high-pressure steel tanks, with gear set up before divers board and cleaned after.

Cozumel dive centre inside a north-shore beach club, running boats south to the park reefs, with coral and fish identification taught on ordinary dives.

Boat diving from San Miguel de Cozumel with a stated ceiling of two divers per guide, at an SSI Diamond centre that also teaches coral identification.

Beachfront hotel-and-dive-shop resort on Cozumel's south road, boat trips to Palancar and Santa Rosa reefs plus house-reef night dives from its own dock.

Beachfront dive centre at Hotel Playa Azul in Cozumel's north hotel zone, running a six-diver boat that also sells the northern reefs most operators skip.

Cozumel centre on the Casa del Mar dive dock in the southern hotel strip, where divers pick the sites, with a house reef off the end of its own pier.

SSI-affiliated small-boat operator near Cozumel's Ferry Pier since 1995, reviewers crediting named instructors for patient, safety-first guiding.

Technical and rebreather-capable Cozumel dive shop with its own gas blending, running one unhurried boat trip a day instead of two turnarounds.

Owner-run SSI Instructor Training Center in Cozumel with seven marine-ecology specialties alongside standard boat diving and courses.

PADI 5 Star IDC dive centre on Cozumel's Costera Sur built around walk-in shore diving at Tikila Beach and a full instructor training ladder, not boat trips.

Cozumel dive operator running since 1984, with two boat tiers and a Signature Trip to permit-only northern reefs for divers with 50 or more logged dives.

SSI Instructor Training Center running a single boat and small-group trips to Cozumel's reefs and walls, with cruise-ship-day bookings a specialty.

SSI dive shop in Cozumel's southern hotel zone, guided personally by owner and Divemaster Julio Kin, known for gear rinsed and dried between dive days.

SSI Instructor Training Center at Marina Fonatur, Cozumel, picking dive and snorkel sites with divers on the boat instead of a fixed daily rotation.

A PADI dive shop on Cozumel's Costera Sur, a short walk from the cruise pier, running small-group reef dives and day trips to the Riviera Maya cenotes.

Owner run PADI 5 Star IDC Resort in downtown Cozumel, guiding every dive with an instructor at one per six divers, on two boats the shop owns.

SSI Instructor Training Center in Cozumel, women-founded and LGBT+ friendly, running small two-tank reef trips at one instructor per four divers.

Downtown Cozumel dive shop with dual PADI/SSI courses, small boats capped at six divers, and a long-serving divemaster reviewers ask for by name.

Owner-run PADI Resort on Cozumel's south coast road, with its own dive hotel across the street, small fast boats and an adaptive diving program since 2011.

SSI Instructor Training Center in Cozumel running small covered boats, eight divers or fewer, with tenured divemasters and one-on-one course instruction.

PADI 5 Star dive centre at Marina Cozumel running four-diver boat groups with 70-minute dives and hotel dock pickup.

Family-run SSI boat operator at Marina Caleta on Cozumel's south side, capping trips at six divers per guide aboard its own boat, TAU.

Family-run dive centre in Cancun's Marina AquaFun running reefs, MUSA, the C-55 and C-58 wrecks, cenotes and Cozumel at four divers per guide.

SSI Instructor Training Center in San Miguel de Cozumel running its whole course ladder, with certified dives that never mix levels on one boat.
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