Safety · Destination Guide
Boat dive a protected nine-island sanctuary, then eat shawarma on the corniche
Updated Feb 13, 2026 • 15 sources
Muscat diving is generally straightforward, but it is still open-ocean boat diving with variable currents and visibility. Carry an SMB, follow local briefings, and treat the Daymaniyat reserve rules as strict. For diving medicine, Muscat has hyperbaric capability at The Royal Hospital.
Muscat's primary reference for dive-related injuries is The Royal Hospital, which lists a National Hyperbaric Medicine Center and a 24/7 call center. If you suspect decompression illness, call emergency services immediately and follow DAN-style first aid: oxygen if available, keep the diver hydrated if conscious, and avoid exertion.
Carry dive accident insurance (DAN or equivalent) and store your policy number and emergency hotline in your phone before the trip.
Dimaniyat landing and camping restrictions
Entering or camping in the reserve is prohibited from May to October. Even outside that window, camping is only allowed on specified islands and under strict capacity limits. Do not assume you can step on shore.
Variable visibility and plankton blooms
Visibility can change fast between sites and seasons. If the water is green, slow down and stay tighter to your buddy and guide, especially on wall dives.
Currents around corners and channels
Some Daymaniyat sites run as drifts when current picks up. Carry an SMB and be ready for live pickups.
Heat stress on boats
From late spring through early autumn, heat and sun exposure are serious. Hydrate early, use shade, and bring electrolytes.
Treat wildlife as the priority. Keep distance, do not chase animals for photos, and follow your operator's approach protocols for turtles and whale sharks.
Do Not Do This
Avoid entering when dimaniyat landing and camping restrictions. Confirm local briefings before committing.
| Contact | Role | Phone | Availability |
|---|---|---|---|
| Royal Oman Police Operations Center | Emergency services (police and ambulance dispatch) | 9999 | 24/7 |
| The Royal Hospital (Muscat) | Hospital call center and referral point for hyperbaric medicine | 24599000 | Around the clock |
| Environment Authority | Dimaniyat reserve information and environmental reporting | 1991 | Call center |
| Royal Oman Police Visas Hotline | Visa and entry support (general hotline) | 80080011 | Call center hours vary |