Waterways
Seas

  Number of
Waterway PortsWaterway Systems
Asia
Andaman Sea   9 0
Caspian Sea   9 0
East China Sea   85 0
Laccadive Sea   25 1
Red Sea   41 1
Sea of Azov   8 1
Sea of Japan   83 0
Sea of Marmara   16 1
Europe
Adriatic Sea   67 0
Aegean Sea   75 0
Balearic Sea   21 0
Baltic Sea   79 1
Black Sea   40 1
Ionian Sea   34 0
Irish Sea   56 0
Ligurian Sea   6 0
Tyrrhenian Sea   62 0
Select
Arabian Sea   39 1