The BALTIC Sea is a large body of water located in Northern Europe. It is bordered by nine countries, including Sweden, Finland, Estonia, Latvia, Lithuania, Poland, Germany, Denmark, and Russia. The sea has an area of approximately 415, 000 square kilometers and is connected to the North Sea by the Kattegat and Skagerrak straits. It is also connected to the Atlantic Ocean via the Danish Straits. The BALTIC Sea is home to many species of fish, as well as numerous ports and cities.