An attempt to estimate the size of an exploited migrant population [applied to swimming crab, Portunus trituberculatus]

animal animal aquatique animal population animales animals aquatic animals aquatic organisms arthropode arthropods behaviour chemicophysical properties comportamiento comportement crustacea decapoda desarrollo de recursos dimension dimensions exploitation des ressources grosseur invertebrados invertebrates malacostraca migration organisme aquatique population population animale portunus resource development resource exploitation size