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Length / Width

36 m / 8 m

Year built / renovated

2010  / 2015

Rental equip.

YES ($)






  • The Sea Hunter is a former commercial diving support boat, making it superbly-equipped to satisfy even the most demanding divers heading to the Cocos Islands
  • Twenty dive sites offer everything: vertical walls, drifts, pinnacles, blue water divers, plus the chance to see marbled rays, giant moray eels, schooling hammerheads, sailfish, whale sharks and more
  • Explore the deep with a unique 'DeepSee' submarine trips on certain trips, giving you access to a rarely-explored underworld ecosystem
  • Variety of shore excursions provide plenty of options for post-dive exploration, including to steamy jungles and to swim in natural rivers
  • Zero-speed stabilisers provide smooth sailing throughout, with two heavy-duty fiberglass tenders and a rigid bottom inflatable providing easy access to all the best dive spots
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Dates & Prices

Prices include taxes. Prices shown may be for non-divers.
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You only need to pay 48h after your booking is confirmed.

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EXCLUSIVE BENEFITS such as free DAN dive insurance.
24/7 EXPERT DIVING ADVICE from travel agents who are all divers.
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Booking process


Once we receive your booking, we double check availability with the dive operator and reserve your spot


We usually get back to you within 24 hours to confirm that your booking is final


You then have 48 hours to take care of other travel arrangements. Your credit card will only be charged after that period

Payment & cancellation

Payment terms

  • Now: 0%
  • 48 hours after booking confirmation: 10%
  • 259 days before trip start: 30%
  • 74 days before trip start: 100%

Cancellation fee

Free cancellation for 48h after confirmation

  • 1% of the total booking amount will be charged if you cancel more than 365 days prior to arrival
  • 10% will be charged if you cancel between 365 and 180 days prior to arrival
  • 30% will be charged if you cancel between 180 and 60 days prior to arrival
  • 100% will be charged if you cancel less than 60 days prior to arrival



The stable and roomy Sea Hunter transports divers to the Golden Triangle with its remote Costa Rican beauty and seas teeming with life

The steel hulled liveaboard Sea Hunter, is a dive liveaboard pioneer vessel in the Cocos Isands, and takes guests on a dive safari 300 miles (550 km) off the mainland of Costa Rica, where the converging nutrient-rich currents attracts a multitude of large Pelagics. Shark Heaven - Divers will see huge groups of Sharks, Mantas and Eagle Rays swirling around in search of the iconic cleaning stations. Undersea Hunter fleet features the 'DeepSee Submersible'  in their boats, it is a custom-built one-atmosphere submarine, capable of carrying a pilot and two passengers to a depth of 1,500 feet (450 meters). She is a flexible, capable and masterfully designed vehicle that can agilely operate throughout her range in comfort and safety.


A former commercial diving support boat, the 119-foot (36m) liveaboard Sea Hunter is superbly equipped to deliver Dive Safari Adventurers safely and in a stable manner to spectacular dive sites (thanks to zero-speed stabilizers). Completely refitted in 1994 for recreational diving, the Sea Hunter is the perfect way to access the best diving in the Cocos.

The 14 experienced crew members speak English and Spanish. The classic and comfortable rooms accommodate 20 Guests. The 10 rooms are available in the following options: 5 cabins on the Lower Deck are Twin Staterooms with Twin beds, 3 Staterooms on this deck are Double Staterooms with a Queen bed and Upper Twin Bunk.

On the Upper Deck, is Suite 9 which features a Queen-size bed, desk, satellite internet connection, has large ocean view windows and is carpeted throughout. The Cabin also has a luxurious, granite bathroom. Finally, the Owner’s Cabin has a queen-size bed, a spacious floor plan, large windows for the beautiful ocean view, flat screen TV & DVD player, a satellite phone an 110v power sockets for charging equipment. All staterooms are equipped with air-conditioning, hanging lockers, carpeted floors, either a porthole or a picture window and private bathrooms with hot water showers.

Between dives on the liveaboard Sea Hunter, guests will have a variety of onboard entertainment.

The roomy air conditioned Lounge has comfy seating and a range of activities including a library, fish ID books, computer for down loading the latest underwater photos, TV/DVD entertainment system for listening to your favorite music or watching movies and nightly entertainment.

Hang out on the Sundeck and soak up the rays or watch beautiful sunsets, this 1000 square foot area is truly multi-use. The Chefs use this area for sumptuous BBQs with dancing under the stars. Its large open area has actually been designed specifically for landing a helicopter during special expeditions.

For more active guests, go on a land adventure, or go kayaking, fishing or snorkeling.

Although you are visiting a remote Pacific island, the quality of the food does not suffer on the Sea Hunter

Guests will enjoy three filling meals a day. Each is served as a buffet and includes both Costa Rican and Western delights. Some of the more common items include fresh tropical fruit, salads, locally-sourced seafood, chicken, beef and more. Snacks are served between meals to keep energy levels high. Should you get thirsty, two refrigerators in the common area are constantly stocked with soft drinks and local beer.

Most dining takes place in the cozy Dining Room. 4-person booths line the room, close enough for conversation to take place between tables. Occasionally, dinner will be served on the Sun Deck under the stars. The crew has also been known to throw barbecue parties on the open-air bridge. All meals, soft drinks and snacks are included. Wine can be purchased and guests are encouraged to bring their own favorite brand of alcohol. Enjoy!

DeepSee Submersible

You may also be able to experience an incredible dive in the DeepSee Submersible that is housed on board the sister ship MV Argo. Argo must be positioned at Cocos Island at the same time as your cruise. DeepSee accommodates 2 passengers and 1 crew and usually makes two dives per day, the dives are normally at 80 metres and 305 metres (1000 feet). 

Spacious and practical and built for long distance trips, MV Sea Hunter could not be better prepared for the incredible liveaboard dive adventures that Cocos Island has to offer.


Please refer to logistics section of each itinerary to find detailed info on how to get there.

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Deck Plan


For your safety

  • Fire Alarm
  • Fire Extinguisher
  • Life Jackets
  • Life Rafts
  • Emergency Oxygen Kit
  • Automatic External Defibrillator (Aed)
  • Vhf Radio
  • Emergency Positioning Radio Beacon

Languages spoken

  • English
  • Spanish

Diving gear

  • Din/Int Adapters
  • Nitrox (Free)
  • Rental Equipment ($)

Diving Facilities

  • Battery Charging Station
  • Warm-Water Showers
  • Fish Id And Diving Books

Boat Amenities


  • Land Excursions

Amenities & services

  • En-Suite Bathroom
  • Credit Cards Accepted
  • Air-Conditioning
  • Spacious Diving Platform
  • Separate Zodiac/Dhoni

Great for families

  • Board Games
  • Movies

Sports & Watersports

  • Snorkeling
  • Kayaking


  • Visa
  • Mastercard
  • Amex
  • Cash (Usd)
  • Cash

Food & drink

  • Buffet
  • Alcohol
  • Vegetarian Food


  • Lounge/Tv Area
  • Us Power Sockets
  • Rebreather-Friendly


Dates & Prices

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