Unawatuna overview with the Aluth Gal Mattha depth band and seasonal visibility note.
Sri Lanka · Galle, Unawatuna and Hikkaduwa
Unawatuna reef with coral and mixed reef fish
Unawatuna reef with coral and mixed reef fish
Usually reached through Unawatuna dive operators or guided local trips.
Aluth Gal Mattha is a coral-covered Unawatuna reef site with mixed rock and reef structure, seasonal visibility swings, and enough texture to suit both newer divers and repeat visits. It is the kind of site that rewards a relaxed look rather than a rushed pass.
Community notes to help plan your visit.
Scuba Diving
Suitable for both newer and experienced divers, with enough reef and coral relief to make repeat visits worthwhile.
Species commonly reported at this site, with direct links into their wildlife guides.
Research estimate
Research estimate
Research estimate
Research estimate
Last Updated
Research Sources
Unawatuna overview with the Aluth Gal Mattha depth band and seasonal visibility note.
Dive-trip report with Aluth Gal Mattha-specific natural-dive and visibility notes.

Boat-run Unawatuna pinnacle with rich fish life.

Historic Galle wreck dive with swim-throughs and rich fish life.

Dalawella Beach is a sheltered turtle beach and snorkel stop in Sri Lanka.