Vishakhapatnam is a landlocked harbour. Vishakhapatnam is the deepest land locked port built at the coast of Andhra Pradesh. When a harbor is located on a river which has a narrow opening to the ocean they are termed as landlocked harbours. Ennore port is known for being privately developed, located on the east coast of the Indian peninsulaknown as the Coromandel Coast in the Bay of Bengal. Mumbai port isone of the busiest on West coast.Haldia is a riverine port.