Agios Onoufrios Seal Cave
Location: Chania, Region of Crete, Greece
Also known as: Agios Onoufrios Cave, Chania Seal Cave, Fokya Seal Cave, Saint Onoufrios Cavern, Seal Cave Chania, Σπηλιά Φώκιας Άγιος Ονούφριος, Σπηλιά Φώκιας Αγίου Ονουφρίου
Dive Site Specs
- Max depth:
- 25m
- Difficulty:
- Advanced Open Water
- Entry type:
- Boat Dive
- Coordinates:
- 35.550130, 24.069430 (Directions on Google Maps)
- Rating:
- 5.0/5 (2 reviews)
- Tags:
- Boat Dive, Cave, Cavern
Overview
A completely closed spring cave is waiting for you to explore it.. As diver swim through the cave, will notice the fresh water mixed with salt water creating the halocline effect. At last five meters is only fresh crystal clear water with great visibility. The diver is surfing to the main chamber of the cave, which is full of stalactites and stalagmites. Minimum depth 5 meters, maximum 18 meters suitable for advanced divers.
Access: Agios Onoufrios Seal Cave is accessed by dive boat departing from local harbors in Chania, Region of Crete. Dive boats anchor or secure to mooring lines above the site.
Marine life: Documented marine species observed at Agios Onoufrios Seal Cave include common octopuses (Octopus vulgaris), Mediterranean moray eels (Muraena helena), dusky groupers (Epinephelus marginatus), Mediterranean monk seals (Monachus monachus).
Safety: Dives should be planned in accordance with local marine weather and surface swell conditions. Deploy a surface marker buoy when ascending in open water away from coastal rock formations.
Nearby Dive Sites
- Agios Onoufrios Tunnel (0.0 km away)
- Blue cave (0.1 km away)
- Spot Lights (0.2 km away)
- Cathedral (0.2 km away)
- Magic Gate (Cave) (3.3 km away)
- Kalami beach Messerschmitt wreck (10.7 km away)
Recent Dives
- Agios Onoufrios Seal Cave - 2025/10/24 (by kargig · Oct 24, 2025 · Depth: 12.6m · Duration: 24 min)
Associated Diving Centers
- Chania Diving Center (Chania, Greece)
- Blue Adventures Diving (Chania, Greece)
Dive Routes
- Agios Onoufrios Seal Cave (walk)