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
Gruta Azul sits off Cabo Frio Island, near the coastal town of Cabo Frio in Rio de Janeiro state, Brazil. The site takes its name, meaning blue grotto, from a rocky formation along this stretch of the Atlantic coast, an area known for cool upwellings and rocky reef terrain.
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.
Blackear WrasseHalichoeres poeyiReported here · unconfirmed
Planehead FilefishStephanolepis hispidaReported here · unconfirmed
Brazilian Ocean SurgeonfishAcanthurus bahianusReported here · unconfirmed
Brazilian damselfishStegastes fuscusReported here · unconfirmed
SquirrelfishHolocentrus adscensionisReported here · unconfirmed
Spotted GoatfishPseudupeneus maculatusReported here · unconfirmed
Banded ButterflyfishChaetodon striatusReported here · unconfirmed
Lantern BassSerranus baldwiniReported here · unconfirmed
DoctorfishAcanthurus chirurgusReported 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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