Cretaquarium or Thalassocosmos (Greek: “sea world”) is a public aquarium located near the town of Gournes in Crete, 15 km east of the city of Heraklion.

CretΑquarium is an expert in presenting species and ecosystems of the Mediterranean, a sea of unique biodiversity that gave birth to ancient civilizations and welcomes millions of visitors every year from all over the world. Offering 60 tanks of different sizes, containing a total amount of 1,700,000 litres of sea water, it is home to 2000 sea animals, 200 different species found in the Mediterranean basin, and together with the appropriate scenery, it successfully represents the Cretan and Mediterranean sea beds. Additionally CretAquarium designs and implements educational programmes and other innovative services, treats injured animals and is constantly enriched with new marine species.

Each visitor has the opportunity to see the sea inhabitants of the Mediterranean, to learn, be charmed by them and contribute towards its sustainable future. At CretAquarium, the attractions become knowledge and experiences raise questions.