Master Liveaboards – Pacific Master (Bikini)

Runs the Pacific Master (12 cabins, up to 18 guests, 16 divers on Bikini trips) for 10–13 night technical-diving expeditions to Bikini Atoll; marine, port and park fees paid onboard go to the Bikini Council. Two dives a day with a mandatory 4-hour surface interval; the vessel has a deco bar. Prices from US$5,850.