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Abaco

Glass Factory (Ralph's Cave)

  • Max depth48 m (157 ft)
  • CertificationFull cave
  • Water temperature≈ ~23 °C (~73 °F)estimated, no reports yet
  • SpecialSidemount
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Directions

Diving and fills

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No dive centre guides here yet. Do you dive here with guests? Add your centre for free →

Fills nearby

  • Bahamas Underground (Marsh Harbour)~5 min drive (estimate)Air, nitrox, O₂ and trimix; Sofnolime 8–12 for CCR
All fill stations and places to stay ↓

The dive

The Glass Factory is the showpiece of Ralph's Cave: crystal pools by a restriction, ~335 m from the entrance, in water of ~23 °C. Ralph's Cave was explored by Brian Kakuk and Steve Bogaert.

Part of Ralph's Cave

Profile and sections

The Glass Factory is the showpiece of Ralph's Cave: crystal pools by a restriction, ~335 m from the entrance, in water of ~23 °C.

Ralph's Cave was explored by Brian Kakuk and Steve Bogaert.

Practical: only with a Bahamas Underground guide and a full-cave certification.

Source: Bahamas Caves – Ralph's Cave, Abaco ↗
Depth and profile
By a restriction ~335 m from the entrance · Ralph's Cave to ~-48 m, explored to ~1,250 m
Configuration
Sidemount with stages and oxygen for deco.
Who can dive where
  • CaveAt least Full cave
  • Whole caveConfigurations: Sidemount / CCR / Small cylinders / no-mount (speleo sumps)
  • Whole caveGoes down to 48 m (trimix or deco may be needed) · doesn't decide who may dive
  • Whole caveExperienced divers only · doesn't decide who may dive
Experienced diversThrough a dive centre or guide

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.

Source: Bahamas Caves – Ralph's Cave, Abaco ↗

How to get there

Part of Ralph's Cave: the same access and requirements. Only guided by Bahamas Underground; by van to the entrance in the South Abaco pine forest.

Plan your route ↗

Around Glass Factory (Ralph's Cave)

Fills1 fill station · 0 km

  • Bahamas Underground (Marsh Harbour)

    ~5 min drive (estimate)

    Marsh Harbour, Abaco (street address not published)

    Air, nitrox, O₂ and trimix; Sofnolime 8–12 for CCR

    By arrangement — ask

    Brian Kakuk's cave diving facility. Rents doubles and singles, BCDs, harnesses, HID lights and reels; CCR and open-circuit spares. Guiding (max. 3 divers), courses, cavern tours, vans for inland caves and a boat for marine caves. Contact by e-mail or WhatsApp. The gas list comes from a website with a 2021 copyright — current prices not published.

    Website ↗Navigate ↗

Drive times from Marsh Harbour: we don't know this site's exact spot.

Other sites5

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Sources, sharing and disclaimer

Sources

Source: Bahamas Caves – Ralph's Cave, Abaco ↗

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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 (Bahamas Underground, InDepth 2026, Scuba Diving, Advanced Diver Magazine, Blue World TV, National Geographic 2010, DAN Alert Diver, Florida Museum, Friends of the Environment, Rolling Harbour Abaco, Abaco Sun, Royal Bahamas Police Force, Get Ready Bahamas, DeeperBlue, Wikipedia; Sept 2026; reef dives: Out Islands of the Bahamas, Oct 2026). No Abaco cave has a public entrance coordinate — pins are missing on purpose; ~ = estimate. Rules and access change — check locally.