http://general-terms.thesaurus.ekt.gr/vocabhttp://general-terms.thesaurus.ekt.gr/vocab?tema=12281aquaculture http://general-terms.thesaurus.ekt.gr/vocab?tema=12281 pearl culture NT http://general-terms.thesaurus.ekt.gr/vocab?tema=12281 seaweed culture NT http://general-terms.thesaurus.ekt.gr/vocab?tema=12281 shellfish culture NT http://general-terms.thesaurus.ekt.gr/vocab?tema=12281 fish culture NT