Navis 1 is a spacious dive liveaboard catamaran operated by Manta Liveaboards, running Northern Palawan itineraries in the Philippines out of Coron - including the Coron Safari via Apo Reef and expeditions to the UNESCO-listed Tubbataha Reef. She has 9 air-conditioned ensuite cabins with large windows, a huge roof deck, a dedicated camera room and free high-speed internet on board. Trips are priced in US dollars, with sample itineraries from around $2,200, and the published schedule runs through the dive season (roughly October to March).