Conditions & tides
Scored by DiveConnect's site-physics model
Marine forecast via Copernicus Marine. Score is a rule-based guide from swell/wind vs. the site's exposure — always dive your own assessment.
Dived here today? How were conditions vs. what we showed?
About this site
Lagoon Reef lies off the southern coast of Sri Lanka, in the shallow waters that give the site its name. It reaches a maximum depth of around 7 metres and is considered a beginner-friendly dive, making it accessible for those early in their diving experience.
AI overviewMarine life here
Confirmed by our research team, reported by independent divers, or observed nearby via iNaturalist — each entry is labelled with its source.
Tawny Hermit CrabCoenobita rugosusReported here · unconfirmed
Striped SurgeonfishAcanthurus lineatusReported here · unconfirmed
Lagoon TriggerfishRhinecanthus aculeatusReported here · unconfirmed
Indian Vagabond ButterflyfishChaetodon decussatusReported here · unconfirmed
Orangestripe TriggerfishBalistapus undulatusReported here · unconfirmed
Hawaiian Convict SurgeonfishAcanthurus triostegusReported here · unconfirmed
Indo-Pacific Sergeant MajorAbudefduf vaigiensisReported here · unconfirmed
Green Sea TurtleChelonia mydasReported here · unconfirmed
Yellowfin SurgeonfishAcanthurus xanthopterusReported here · unconfirmed
Durable tips from divers — access, hazards, marine life, facilities. For day-of conditions, use the report tool in the conditions card above.
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