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Taak Bi Luum

Riviera Maya (Quintana Roo) · about 13 km from Akumal

Taak Bi Luum

  • Max depth7 m (23 ft)
  • CertificationCavern
  • Water temperature≈ 24–25 °C (75–77 °F)estimated, no reports yet
  • SpecialSidemount

Diving and fills

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Fills nearby

  • Akumal Dive Center~21 min drive (estimate)Nitrox; trimix and CCR courses on the site — ask about O₂/He fills
  • ProTec Tulum~21 min drive (estimate)Air, EAN32, O₂ up to 200 bar, trimix on request (booster); Sofnolime 797 always in stock
  • Third Dimension Diving~22 min drive (estimate)EAN32, HP O₂, deco gases and any trimix (booster); Sofnolime 797 and Intersorb; prefilled trimix bailout for rent
All fill stations and places to stay ↓

What it looks like

All 5 videos and posts

Videos and posts

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Other people's footage, not advice: how someone else dives here says nothing about what suits your team. Dive within your training.

The dive

Taak Bi Luum, sister of Taak Bi Ha (Sac Actun), is a very dark cavern with large sediment dunes, the 'Gate of Hell' passage and a thin H₂S layer on the bottom.

Very silt-sensitive and dark despite the shallow depth; a silt-out in the dunes happens fast.
Profile and sections

Taak Bi Luum, sister of Taak Bi Ha (Sac Actun), is a very dark cavern with large sediment dunes, the 'Gate of Hell' passage and a thin H₂S layer on the bottom.

QRSS spells it Tak Be Luum and translates it as ‘about to enter the way of mud’.

Practical: CREER level L4 (expert); dive centres ask for proof of earlier dives at L1–L3 cenotes. Fee about 300 MXN (500 MXN for two dives).

Depth and profile
Average about -5 m, max about -7 m
Intro level
Cavern line around the open water; dark and silty — good trim required.
Configuration
Sidemount is most comfortable (tight sections, sand dunes); CCR fine given the shallow depth
DPV: Not DPV-suitable (estimate)
Very dark, shallow cavern with big sediment dunes, tight sections and H2S; a scooter would silt it out, little to travel
Who can dive where
  • CaveAt least Cavern
  • Cavern zoneCavern zone / easier part: at least Intro to cave
  • Cavern zoneCavern zone / easier part: at least Open water / no overhead
  • Whole caveConfigurations: Backmount / twinset / Sidemount / CCR / Small cylinders / no-mount (speleo sumps)
  • Whole caveGoes down to 7 m (trimix or deco may be needed) · doesn't decide who may dive
  • Whole caveExperienced divers only · doesn't decide who may dive
Experienced diversEntry or dive feeOpen water with a cavern guide (CREER 4)

This is how the planner decides who in your team may dive this cave. Rules your own trip adds (organizer, a mail, the AI) show with your trip.

How to get there

Via the Dos Ojos turn-off, then 5.5 km of dirt road; parking, toilets, showers, changing room. Open 9:00–17:00.

Plan your route ↗

Around Taak Bi Luum

Fills3 fill stations · nearest 13 km
  • Akumal Dive Center

    ~21 min drive (estimate)

    Carretera 307 km 104, Akumal

    Nitrox; trimix and CCR courses on the site — ask about O₂/He fills

    Daily 8–17

    On the beach at Akumal. Since 1975; mainly reef and cenote diving, tec offer via course pages. Not to be confused with the Akumal Dive Shop next door.

  • ProTec Tulum

    ~21 min drive (estimate)

    Av. Satélite / Calle Tun-Kul, Tulum

    Air, EAN32, O₂ up to 200 bar, trimix on request (booster); Sofnolime 797 always in stock

    Daily 8–19

    Rental of CCR, scooters, sidemount and double cylinders; CCR room for 14 units. ProTec Playa merged into Tulum in 2026. Keys for Xa'ay Ha (Chi Keen) and Doggi/Style (Muyil) are collected here.

  • Third Dimension Diving

    ~22 min drive (estimate)

    Calle Chemuyil Mz 14 Lt 01, Mayapax, Tulum

    EAN32, HP O₂, deco gases and any trimix (booster); Sofnolime 797 and Intersorb; prefilled trimix bailout for rent

    Unknown — call

    Rental of backmount, sidemount, CCR cylinders, Suex scooters and stages. In Tulum (Mayapax neighbourhood, west of the 307).

Where to sleepAround Akumal on Booking.com ↗

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Other sites6 within 2 km

News

All (5)

Nearby

Articles about cave diving that name a place within 25 km of this site, but no cave by name. They're not necessarily about this site.

Access and rules change: check what applies locally right before your trip. Source: GDELT Project and the news feeds of diving magazines. Search for more news ↗ Searched automatically, last on 11 Nov 2026.

More of the latest in Riviera Maya (Quintana Roo, Mexico): conditions, closures and news →

Going to the Riviera Maya with your team?

Marcel finds the sites that match your team's certifications.

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Something wrong, or do you know more?Depth, access, parking, the current situation: let us know.
Sources, sharing and disclaimer

Current conditions

Visibility, flow and water levels change quickly. Right before your dive, check what other divers report:

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Certification requirements, configurations and trimix depths are estimates for planning. Always check them locally and dive within your training. Compiled from web research (CREER, cave-ha.com, opencaves.info, PSAI/QRSS, dive centres; Sept 2026). Map pins are Google Maps or opencaves.info locations (usually the entrance/car park); Ho-Tul, Camilo, Odyssey and Aerolito (Cozumel) have no pin, the Muyil pins are estimates. Drive times are calculated by road for each stay (OSRM, OpenStreetMap; normal traffic, spot-checked against Google Maps within about 4 min); ~ = estimate. Rules, status and fees change often — check locally.