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Okeanos Aggressor II is a premium liveaboard exploring Costa Rica’s Cocos Island, offering thrilling shark dives, comfortable accommodations, expert guides, and world-class underwater adventures in remote waters.
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Okeanos Aggressor II departs from Puntarenas, Costa Rica. An overnight stay in San Jose is usually required prior to the trip due to airline schedules. Recommended hotels are the host hotels, Holiday Inn Escazu and Holiday Inn Express Forum in San Jose where group transfers are provided from.
Rocky pinnacles surrounding Cocos are beacons for big animals and big action. Schooling hammerheads, countless white-tip sharks, mantas, tuna and even whale sharks call Cocos home.
[See: Costa Rica Dive Travel Guide &Â Cocos Island Dive Travel Guide]
Comfortable accommodations for 22 guests include 8 deluxe staterooms with double bed and twin bed bunk-style, 1 master stateroom with a queen bed, and 2 suites of which one has two twin beds and the other a king bed. Each cabin features a private head and shower, and storage space for your luggage.
Deluxe (LEFT) and Master (RIGHT) Staterooms
Suite #2 (LEFT) and Suite #11 (RIGHT)
The menu onboard is varied and plentiful, with a variety of American feasts, barbecues and local cuisine. The Aggressors selection includes fruit juices, soft drinks, iced water, iced tea, coffee, and a limited selection of local beer and wine, which are complimentary. Due to the high duty charged on liquor, we suggest you bring your special brand from the U.S/International. Due to local regulations; the bar will be closed while the boat is in port.
UTC-6
CRC (Costa Rican Colon)
English & Spanish
110-volt
Cash, Visa & Mastercard, American Express and traveler’s checks





Liveaboard
55.0|5
Cocos Island Aggressor
Costa Rica
Travel: Dec 13, 2025 – Dec 23, 2025
$6,749$5,062
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