Ali Tila
3.8676°N 73.3691°E · reef
Overview
Ali Tila is a submerged thila — a classic Maldivian pinnacle formation — in South Ari Atoll. The thila rises from the atoll floor to within a few metres of the surface, creating a compact reef structure with overhangs, crevices, and ledges that support a dense community of hard and soft corals. The shallow summit makes it an ideal site for maximising bottom time and observing reef life at close quarters.
Diving
The dive typically circumnavigates the thila, exploring the upper plateau and then descending the sides to investigate overhangs and undercuts where nurse sharks rest during daylight hours. Gorgonian sea fans and barrel sponges are present on the deeper sections of the structure. The upper reef is carpeted with table corals and patch reefs that shelter juvenile reef fish.
Currents can focus around the thila, bringing in nutrients that attract schooling fish. When current is running, blue-striped snapper and fusiliers swarm the structure in dense clouds, and trevally move through the water column in pursuit.
Practical Notes
Current conditions vary with tidal phase — the site is best enjoyed during slack water or gentle incoming current. Visibility typically 15–25 m. Boat access from South Ari Atoll resorts and liveaboards. Suitable for intermediate divers comfortable on open-reef pinnacle dives.
Sea-surface temperature and wave height from Open-Meteo Marine (ERA5 reanalysis, monthly averages).
37 verified species observations (22 species) logged within ~11 km of this site between 1984 and 1987, from the Ocean Biodiversity Information System.
- Cyphastrea microphthalma
- Favites pentagona
- Coscinaraea monile
- Galaxea astreata
- Actinodendron arboreum
- Goniastrea pectinata
- Leptodius sanguineus
- Leptodius gracilis
- Leptodius nudipes
- Xanthias lamarckii
- Ocypode ceratophthalmus
- Ocypode cordimana
Scientific survey records skew toward sampled taxa (molluscs, corals) and do not reflect what you are guaranteed to see on a dive.
Source: OBIS (obis.org), aggregated Darwin Core occurrence records.
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