Madagascar · Nosy Iranja
Roche Gaby
Also known as: Roch Gaby
Best time to dive
July to September; April to June; January to February
What you might see
- Whale sharkLikely
Sightings are seasonal probabilities, not promises - even in peak season nature does its own thing.
Certification & difficulty
Open Water
Snorkelling
Not a snorkel site - Not viable - depth (40-70m) and drop-off profile rule out snorkeling
Safety notes
Strong currents implied by the advanced-only classification; significant depth (to 70m, near/beyond recreational limits); remote with no on-site dive facility; degraded coral
Permits & fees
None found; no marine park fee identified (unlike Nosy Tanikely)
Permits and operators change - confirm before booking.
Location
Nearest hub: Nosy Iranja
This profile is desk research, compiled from public sources - not a first-hand dive report. Coordinates are approximate.

