grande policecontraste



On 14 July 1989, the oil tanker Marao collided with one of the quays in the port of Sines (Portugal). Some 5,000 tonnes of crude oil were spilt at sea in this accident.


  • GESAMP, 2007, Estimates of oil entering the marine environment from sea-based activities
  • 8th annual conference European Envrionmental Advisory Councils, 2000, Proceedings - The coastal zone sustainable development policies in Europe

Name: Marao

Date: 14 July 1989

Location: Portugal

Accident area: port of Sines

Cause of spill: collision

Type of pollutant: crude oil

Quantity spilled: 5,000 tonnes

Ship type: oil tanker

Last update: 23/09/09

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