Guanacaste & Bat Islands

Escape to the beautiful area of Costa Rica;  Guanacaste and the Bat Islands.  Guanacaste is a province located on the pacific side of Costa Rica in the northwest part of the country.

The Bat Islands are located in a protected Marine Park inside the Guanacaste conservation area. It is one of the most beautiful island chains in Costa Rica and home to a diverse dry tropical forest.

The Okeanos Aggressor I & II, focus on the areas of The Santa Rosa National Park and its marine sector called Islas Murciélago (Bat Islands); this area offers incredible beauty both above and below the surface. This beautiful Conservation Area earned a place in UNESCO’s World Heritage Site in 1999.

The trip includes three main geographical areas in the North Pacific of Guanacaste: Bahia Culebra and Catalina Islands Area, Cuajiniquil and El Jobo Area, and Bat Islands in Santa Rosa National Park.

These areas are very diverse with an opportunity to dive with lots of species of rays, mantas, turtles, sharks, large schools of tropical fish, frogfish and other macro life. Large pelagic such as Humpback Whales, dolphins and other sharks are seen. Guests will dive up to 4 dives a day including 3 night dives.


Dive the World Club: 25%

8 December- 18 December



Diving Environment

  • whale sharks, whales, dolphins, mantas, rays, hundreds of white tip sharks, humpback whales, turtles.
  • Water temperature: 72 - 82F with cooler thermoclines
  • 3 - 5 mm wetsuit recommended

Guanacaste & Bat Islands Top Dive Map

Guanacaste & Bat Islands Dive Map Costa Rica