The sea is a large salt water body associated with the ocean, which is usually separated by land more or less from the ocean and which differs from it with water characteristics, living organisms, streams.Sea is divided into edges, internal and epicontinental seas, the main difference is: edge seas streams are determined by ocean winds. in the internal seas streams create differences in salt and temperature. The sea can be officially distributed by the International Hydrographic Organisation. Currently valid sea list... Wikipedia