Coastline: 491 km Maritime claims: exclusive economic zone: 200 nm territorial sea: 12 nm International disputes: some maritime disputes (see littoral states) Climate: the western Indian Ocean, 350 km Coastline: 64 km Ports: Lagos, Port Harcourt, Calabar, Warri, Onne, Sapele Merchant marine: 6 ships (1,000 GRT or over) totaling 1,369 GRT/3,030 DWT Airports: total: 15 usable: 9 with runways 1,220-2,439 m: 0 with runways 1,220-2,439 m: 30 with permanent-surface runways: 2 with runways 1,220-2,439 m: 1 with runways 1,220-2,439 m: 1 with runways 2,440-3,659 m: 2 with permanent-surface runways: 3 with runways over 3,659 m: 0 with runways
lip