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Okeanos Aggressor II is a deluxe standard professional dive yacht run by Aggressor Fleet, offering scuba diving trips in Cocos Island (Costa Rica) year round. It can accommodate 22 guests.

Date 07/03/26 to 17/03/26
Duration 10 nights
Boat Okeanos Aggressor 2
Destination Costa Rica (Cocos Island)
Departure San Jose
Arrival San Jose
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Description

Boat

Okeanos Aggressor II is a 36.5 metres long and 8.2 meters wide professional steel dive yacht, Like all Aggressor Fleet's yacht, it was built and maintained to Lloyd’s Registry and American Bureau of Shipping Standards. It is diesel-powered, cruise at 10 knots and has110-volt power on board

Okeanos Aggressor II has a spacious salon, covered and uncovered sun deck area, chaise lounges, deck chairs, bar, grill, and a complete photo center. The onboard video format is both NTSC and PAL.

The chefs onboard will offer guests delicious meals in various styles of American feasts, barbecues and local cuisine. From appetizer to dessert all with love. If you have any special dietary requirements, please let our booking agents know, so we can put an note for you.

The onboard beverages 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 last duty free point. Once you consume alcohol, you become a snorkeler until the next day.

Okeanos Aggressor II's dive deck is spacious and well equipped with personal dive lockers, a camera table with low pressure air hose, two rinse tanks are conveniently located for washing dive equipment and cameras. The aft of the dive deck is equipped with two ladders exit, fin storage and two hot, fresh water showers.


Cabin

Okeanos Aggressor II has 12 comfortable staterooms, accommodating up to 22 guests :

All cabins have ensuite bathroom, hair dryer, AC control, closet, mirrored cabinet.

1 Master Suite (#2) :
Located on the upper deck, this large luxurious suite featuring 2 twin beds (fixed), bamboo wood flooring, a 42 inch flat screen monitor with media player, private minibar/refrigerator, granite side table for private in-cabin dining, wood paneling, upholstered headboard, large bathroom with travertine floors, and separate glass enclosures for toilet and showers, picture windows.

1 Master Suite (#11) :
Located on the upper deck, this large luxurious suite featuring a king bed, bamboo wood flooring, a 42 inch flat screen monitor with media player, private minibar/refrigerator, granite side table for private in-cabin dining, wood paneling, upholstered headboard, large bathroom with travertine floors, and separate glass enclosures for toilet and showers, picture windows.

1 Master Stateroom (#1):
Located on the mian deck, featuring a queen size bed, monitor with media player, mirrored cabinet, full length mirror, wardrobe.

8 Deluxe Stateroom (# 3, 4, 5, 6, 7, 8, 9, 10):
Located on the lower deck, each cabin featuring a double bed (lower) and single bed (upper) in bunk-style.


Diving

  • 3 - 4 dives per day, an average of 21 dives per trip.
  • 1 Check dive will be provided on the embarkation day.
  • All diving will provide experienced guide to lead the dive.
  • Divers must have AOW level with at least 50 logged dives.
  • Most divers use a 5mm wetsuit with booties and a hood.

Other Informations

  • Nitrox:Available with additional cost
  • 15L Tanks:Available with additional cost
  • REBREATHER Dive:Not available at the moment
  • Technical Dive:Not available at the moment yet
  • Dive Equipment Rental:Available, rate on request
  • Dive insurance:Divers must have valid dive insurance
  • Wi-Fi Internet :Not available at the moment
  • Laundry Service:Not available at the moment
  • Massage Service:Not available at the moment
  • Payment on board:By cash (USD) or credit cards.
  • Crew Number:9, include 2 dive guides

Cabins & prices

Included

  • Transfers from airport and/or hotel to the yacht
  • VAT and local taxes
  • Full-board meal plan (including snacks)
  • Complimentary beverages (water, tea, coffee)
  • Dinner ashore the night before disembarkation
  • Alcoholic beverage
  • Soft drinks
  • Diving activity (incl. tanks, weights, weight belts)
  • Dive guide service
  • Naturalist guide
  • Land excursions and activities throughout the trip
  • Boat accident insurance
  • Cabin towels and complimentary toiletries
  • Cabin cleaning service

Not included

  • Domestic flights in destination country
  • Marine park fees & Port fees
  • Fuel surcharge
  • Dive equipment rentals
  • Larger tank (15 L)
  • Nitrox fills
  • Dive insurance (mandatory requirement)
  • Travel insurance (trip cancellation insurance)
  • Crew gratuity

More

Destinations Costa Rica (Cocos Island)
Facilities Nitrox support, Sidemount Friendly, Camera Station, Nautilus GPS
Languages spoken English, Spanish

Photos

Frequently Asked Questions

Pricing for Okeanos Aggressor 2 varies by cabin type, route and duration. Most trips start from $2,401 per person. Live prices and current availability are listed on the Schedules tab. Contact our dive team for a custom quote or private charter pricing.
Standard inclusions: airport and hotel transfers, full-board meals, soft drinks, diving (tanks, weights, weight belts), dive guide service, land excursions, cabin towels and toiletries, Wi-Fi and boat accident insurance. Excludes: international and domestic flights, marine park fees, fuel surcharge, dive and travel insurance, equipment rental, nitrox fills, alcohol, gratuity.
Costa Rica (Cocos Island) offers year-round diving with two distinct seasons. Manta and warmer water characterise the wet season, while larger pelagics and cooler water mark the dry season. Browse upcoming departures by month on the Schedules tab to pick the best window for your travel dates.
Most Okeanos Aggressor 2 routes require Open Water certification with at least 50 logged dives. Some sites with strong currents require Advanced Open Water. Check the Useful Information tab on this page for destination-specific requirements.
Okeanos Aggressor 2 hosts up to 16 divers per departure. The small group ratio means personalised service, flexible dive scheduling and minimal waiting between dives.
The crew speaks English, Spanish. Dive briefings are given in English with translation available on request. International dive guides accompany selected departures.
Browse live departures on the Schedules tab. Each row links to the booking page with date, route and confirmed pricing. For private charters or custom itineraries, contact the Dive and Cruise dive team via the form below. No booking fees.
Full refund up to 90 days before departure, sliding scale thereafter. Travel insurance covering trip cancellation is strongly recommended and mandatory for some destinations. See the booking terms for full details.
Yes. Valid dive insurance covering emergency evacuation, hyperbaric treatment and diving accidents is mandatory on all Okeanos Aggressor 2 departures. We also recommend travel insurance with trip cancellation coverage. Proof of insurance is checked at embarkation.
Okeanos Aggressor 2 operates across Costa Rica (Cocos Island). Expect schooling pelagics, reef sharks, manta rays, sea turtles, vibrant coral walls and macro critters. Seasonal highlights shift by month and region - check the destination page for the current conditions.
Nitrox is available on Okeanos Aggressor 2 for an additional charge. Larger 15L tanks, rebreather support and tech diving can be arranged on request. Notify our dive team at the time of booking so we can confirm availability and add the surcharge.
Most Costa Rica (Cocos Island) liveaboard trips connect via a regional hub. We recommend arriving 1 day before embarkation to recover from travel and to clear any park or transit fees. Airport transfers are included in the trip price.
This specific Okeanos Aggressor 2 departure runs from Mar 7 - Mar 17, 2026. Embarkation is in the afternoon of day 1, disembarkation in the morning of the final day. Plan international flights to arrive 1 day early and depart 1 day late.
This package includes 10 nights aboard Okeanos Aggressor 2. The full itinerary covers up to 20 dives across multiple sites. Check the Description tab for the day-by-day dive plan and the Schedules tab for the exact route.
Cabin options on this Okeanos Aggressor 2 departure include: Classic Twin, Twin/Double, Premium Double, Premium Twin/Double. Each cabin has ensuite bathroom, air conditioning, storage and US-plug outlets. Live availability and per-person pricing by cabin are shown on the booking page.

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