1,495 km Ports: primary - Ch'ongjin, Hungnam (Hamhung), Najin, Namp'o, Wonsan; secondary - Haeju, Kimchaek, Kosong, Sinuiju, Songnim, Sonbong (formerly Unggi), Ungsang Merchant marine: 1,618 ships (1,000 GRT or over) totaling 33,220 GRT/58,518 DWT; includes 42 cargo, 1 liquefied gas, 1 specialized tanker, 9 bulk;
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