Kotka (literally eagle) is a town and municipality of Finland.Kotka is located on the coast of the Gulf of Finland at the mouth of Kymi River and it is part of the Kymenlaakso region in southern Finland. The municipality has a population of 54,441 (30 June 2015) and covers an area of 949.74 square kilometres (366.70 sq mi) of which 678.45 km2 (261.95 sq mi) is water. The population density is 200.67 inhabitants per square kilometre (519.7/sq mi).