 Visitors are also given the opportunity to interact and even touch the animals such as starfish, sea urchins, hermit crabs, sea cucumbers and more.Two levels of aquariums exhibit the estuarine life in the St. Lawrence basin where the fresh water from the river mixes with the salt water of the Atlantic Ocean.Discover the research that makes the Aquarium du Québec an important place for marine biology in Canada and learn more about marine labs and marine research.