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
Banc Rosario lies off the northern coast of Madagascar, in the waters near Nosy Be. It reaches a maximum depth of around 16 metres and is generally considered an intermediate dive.
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.
Green Sea TurtleChelonia mydasReported here · unconfirmed
Intermediate Valley CoralOulophyllia crispaReported here · unconfirmed
Varicose Wart SlugPhyllidia varicosaReported here · unconfirmed
Indian LionfishPterois milesReported here · unconfirmed
Leaf ScorpionfishTaenianotus triacanthusReported here · unconfirmed
Peacock Mantis ShrimpOdontodactylus scyllarusReported here · unconfirmed
Giant Sea FanAnnella mollisReported 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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