Maretarium is a natural aquarium for Finnish fish. You can see more than 60 species of fish and other small animals. Along with the aquarium tour, you can visit the nature photo exhibition, watch nature films, go to a nature school, have lunch at the café and buy souvenirs from the Meripuoti Shop. In the summer, a diver will feed the fish in the Baltic Sea pool at 3pm. An aquarium visit is an opportunity for the whole family to enjoy themselves and learn at same the time!