Marine biology concerns the study of marine life in the ocean as well as in saltwater environments such as wetlands, estuaries, creeks, bays, and inlets. Marine biologists study plants, animals, and the water itself in order to better understand the relationship between organisms and their environment.

Costa Rica offers a sponsored and at the same time students-friendly higher learning curriculums. The country has 20 public and 44 private universities with the leading three public universities being University of Costa Rica, The national university and Costa Rican Institute of Technology.