Many species, due to their peculiarity and their way of life can not be exhibited alive. The Oceanario Islas del Rosario has an educational museum where they are exhibited and information on their ecology is given.

Diversity of algae, sponges, corals, mollusk, crustaceous, fish, reptiles and marine mammals are presented in this museum through collections, dioramas an informative posters, illustrating the main ecosystems of the area (coral reefs, seagrasses and mangroves). Also indicated are the actions that can be taken to contribute towards its conservation.