

Best for intermediate divers, 18-21m, boat entry, mild current.
Le Grand Coin, located off the coast of Houat and Hoëdic, offers a combination of reef and drop-off topography. The site features a wall that provides structural interest, with depths ranging between 18 and 21 metres. Divers should expect mild currents and visibility typically between 5 and 10 metres, requiring confident buoyancy control. Due to water temperatures ranging from 10 to 16 degrees Celsius, a 7mm wetsuit with a hood and gloves or a drysuit is recommended. Access to this site is exclusively by boat, situated approximately 1000 metres from the shore.
47.40772, -3.00403
Water temperatures sit on the colder end even in summer, so bring at least a 7mm wetsuit and consider a hood and gloves. Check locally for boat charter availability before planning your trip, as facilities are not confirmed on-site.
Access info coming soon
No known hazards
Expected in this region. No sightings logged here yet.
Depth
18-21m
Visibility
5-10m
Skill Level
Intermediate
Entry
Boat
Boat required
Water Temp
10-16°C
Current
Mild
No, this site is intended for intermediate divers due to the depth and conditions.
The site has an average depth of 19 metres, with a range between 18 and 21 metres.
Le Grand Coin is a boat dive located 1000 metres from the shore, requiring a boat charter for access.
Water temperatures range from 10C in winter to 16C in late summer, necessitating thick thermal protection.
Diving at Le grand coin in Morbihan gulf requires the following certifications: Open Water. Always dive within your training limits.
A drysuit recommended is recommended for diving at Le grand coin in Morbihan gulf. Water temperatures range from 10°C to 16°C.