Local dive-center site list showing Kosaca at the beginning of Grgur Island.
Beginner-friendly boat dive at the start of Grgur with small-life sightings.
Beginner-friendly boat dive at the start of Grgur with small-life sightings.
At the beginning of Grgur Island, Rt Kosaca is a short boat dive from Rab that rewards easy navigation, a relaxed rocky profile, and steady small-life sightings. The site is friendly to newer divers, with simple transfer logistics and a mix of nudibranchs, octopus, lobster, and schools of sea bream and salema in the blue.
Conservative baseline from public research. No community dives logged yet.
Depth range, seasonality, and planning context.
Depth Note
The site is described as an easy Grgur point dive reached in about 15 minutes by boat.
Typical Conditions
Short boat transfer, simple rocky terrain, and a beginner-friendly point-dive feel.
Site conditions, restrictions, and access requirements.
Safety Notes
Keep the dive simple, stay close to the plan, and respect the boat transfer and surface logistics.
Community notes to help plan your visit.
Scuba Diving
A good fit for newer scuba divers who want an easy Adriatic point dive and relaxed navigation.
Community dive logs and visit reports for this site.
Average conditions based on logged dives & visits.
Planning answers for access, conditions, timing, and site logistics.
Last Updated
Research Sources
Local dive-center site list showing Kosaca at the beginning of Grgur Island.
Official Rab tourism site with diving in the sports guide and clear-sea context.
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