[2] The Ebro River flows into this small sea.

The Balearic islands are divided into two groups: Gimnesias in the northeast, and Pitiusas in the southwest.

[3] The International Hydrographic Organization defines the limits of the Balearic Sea as follows:[4] Between the Islas Baleares and the coast of Spain, bounded: On the Southwest.

A line from Cape Sant Antoni, Valencian Community (38°50′N 0°12′E / 38.833°N 0.200°E / 38.833; 0.200) to Cape Berberia, the Southwest extreme of Formentera (Balearic Islands).

The East coast of Menorca up to Cap Favaritx (40°00′N 4°14′E / 40.000°N 4.233°E / 40.000; 4.233) thence a line to Cape Sant Sebastià Catalonia (41°54′N 3°10′E / 41.900°N 3.167°E / 41.900; 3.167).