Descend in a passenger submersible along the submerged volcanic walls of Cumberland Bay, gliding past WWII-era shipwrecks, ancient black coral forests, and schools of endemic fish in water so clear it feels like flying. One of the rarest submarine experiences in the South Pacific.
What to expect
You board the submersible from a tender platform and descend to 30–60 metres along the bay's volcanic escarpment. The highlight is the wreck of the German cruiser SMS Dresden, scuttled here in 1915, now encrusted with black coral and colonised by enormous moray eels and sea urchins. Black coral forests — some specimens over 300 years old — line the cliff face like silver filigree. The pilot dims the cabin lights so phosphorescent organisms glow around the acrylic viewing dome. Total dive time is approximately 45 minutes.
Good to know
Availability is extremely limited — confirm your slot before the ship departs. No diving certification required; the submersible is fully pressurised. Those with claustrophobia should reconsider. Combine with a morning snorkel for a full marine day.