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Cave diving in Malta & Gozo

Sea caves and caverns on Gozo, Comino and Malta, from the Blue Hole and Cathedral Cave to Billinghurst and the deep Bottleneck. Clear water, lots of shore dives, and which wind to avoid on each coast.

18 sites · down to 58 m · 16 suitable for an intro team

All 18 sites

SiteMax depthTypeCertification
Anchor Bay – Scorpion Cave10 mBackmountOpen water / no overhead
Billinghurst Cave (Reqqa Point)35 mBackmountIntro to cave
Blue Grotto caves (Wied iż-Żurrieq)14 mBackmountOpen water / no overhead
Blue Hole (Dwejra)25 mBackmountOpen water / no overhead
Bottleneck Cave (Reqqa Point)58 mSidemountFull cave
Cathedral Cave30 mBackmountOpen water / no overhead
Coral Cave (Dwejra)30 mBackmountOpen water / no overhead
Għar Ħarq Ħamiem52 mSidemountFull cave
Għar Lapsi caves12 mBackmountOpen water / no overhead
Għar tal-Barba (Tal-Barba Cave)30 mBackmountCavern
Inland Sea tunnel (Dwejra)26 mBackmountOpen water / no overhead
L-Aħrax Point cave and tunnel18 mBackmountOpen water / no overhead
Lantern Point (Ras l-Irqieqa, Comino)16 mBackmountOpen water / no overhead
Mġarr ix-Xini – Il-Kantra caves14 mBackmountOpen water / no overhead
Qawra Point – Fra Ben Cave9 mBackmountOpen water / no overhead
Santa Marija Caves (Comino)15 mBackmountOpen water / no overhead
Stoker's Cave (Dingli Cliffs)30 mNot known yetIntro to cave
Xlendi Tunnel (Xlendi Cave)10 mBackmountOpen water / no overhead

Certification requirements, configurations and trimix depths are estimates for planning. Always check them locally and dive within your training.

Practical info: rules, fills and emergency numbers

• No permit needed for recreational diving. Unguided diving is allowed from AOWD, CMAS** or BSAC Sports Diver (certified to -30 m); lower-certified divers only with an instructor. Dive centres only fill for such 'independent divers'. Medical: self-declaration (questionnaire); from age 60 an annual diving medical. • Spearfishing with scuba is banned, as is fishing in the marine protected areas. Dwejra is a Natura 2000 site with a bordering marine protected area; Fungus Rock is a nature reserve. In Feb 2026 ERA proposed also making Dwejra–Qawra a Site of Geological Importance (no off-roading, no taking fossils; boats to switch off external lights at night). Għar Ħarq Ħamiem is on private land and protected. • Real cave is scarce: mostly sea caves and caverns with daylight. Dark/overhead dives: Billinghurst, Tal-Barba, Bottleneck (tech, to ~-58 m) and the land cave Għar Ħarq Ħamiem. Local centres train up to intro-to-cave; for full cave they go abroad. • Wind decides the site: the NW majjistral (the most common wind) puts swell on the north and west coasts (Dwejra, Reqqa Point, Anchor Bay) — then go south (Xlendi, Mġarr ix-Xini, Għar Lapsi, Żurrieq). In xlokk (SE) the south coast is rough and the north calm; grigal (NE) pushes swell into the channel between Malta and Comino. There is nearly always a sheltered side. Gozo Technical Diving gives unguided divers a sea and weather briefing every morning. • Boat traffic: tourist boats run through the Inland Sea tunnel, into Whale Cave and at the Blue Grotto. Santa Marija Caves, Lantern Point and Stoker's Cave are boat-only, via dive centres. • Gozo Channel ferry Ċirkewwa–Mġarr: ~25 min, 24/7 (every 15–45 min, fewer at night); you pay the return in Mġarr (car + driver ~€16). The Valletta–Gozo fast ferry takes no cars. • Water ~16 °C in Jan–Mar, 16–18 °C in Apr–May, 21–26 °C in Jun–Aug, 21–25 °C in Sep–Nov; strong thermoclines in summer. Best season April–November. • CCR and scooters: CCR rental at Gozo Technical Diving (Triton, JJ-CCR, Liberty SM, ~€80/day) and Dive Systems in Sliema (JJ, X-CCR, AP, rEvo, Liberty); Atlantis has Divesoft Liberty units and Bonex scooters; scooter rental also at Gozo Technical Diving. Arrange sofnolime and trimix in advance (Atlantis: order blends a day ahead). • Storm Harry (January 2026) damaged ladders, steps and railings at several dive sites; at Għar Lapsi the slipway, stairs and jetty were still being rebuilt in September 2026. Ask your dive centre which entries are in order. • Diving accident: call 112 — urgent chamber treatment is given to everyone, tourists included. Mater Dei Hospital, Msida MSD 2090: hyperbaric unit +356 2545 5269 (non-urgent; office Mon–Fri 07–15 h), 24 h switchboard +356 2545 0000, A&E +356 2545 4030. Gozo General Hospital, Triq l-Arċisqof Pietru Pace, Victoria VCT 2520 (own chamber): hyperbaric unit +356 2344 6455, switchboard +356 2344 6000. DAN Europe +39 06 4211 5685.

Plan a cave diving trip to Malta & Gozo

Enter your team, with certifications, gas and configurations, and see right away which caves fit. With driving times from your stay, fill stations and an AI instructor who thinks along.

Start planning

Compiled from web research (maltadives.com, dive centres on Gozo and Malta, stranypotapecske.cz, Wikipedia, ERA, TDI, BSAC, Visit Gozo, Maltese diving regulations 2012, hospital websites, Gozo Channel, news; Sept 2026). Pins mostly come from maltadives.com (4 decimals) and Wikipedia, checked against the right stretch of coast; ~ = estimate. Rules, prices and access change — check locally.