ressource minérale sous-marine [ granulat marin | nodule polymétallique | phosphorite | placer d'étain | sulfure des rides ]
underwater mineral resources [ marine granulate | mining of the sea-bed | phosphorite | polymetallic nodule | Marine mining(STW) | marine sediments(UNBIS) ]
52 ENVIRONNEMENT | MT 5211 milieu naturel | BT1 ressource naturelle | RT exploitation des fonds marins [5206] | forage en mer [6616] | prospection minière [6611]
52 ENVIRONMENT | MT 5211 natural environment | BT1 natural resources | RT exploitation of the sea-bed [5206] | mineral prospecting [6611] | offshore drilling [6616]