Πόρος Collection Ροή Δραστηριότητας Τύπος δραστηριότητας All activity types New Package Changed Package Deleted Package Follow Dataset New Resource View Changed Resource View Deleted Resource View admin created the Σύνολο Δεδομένων USCGC Polar Sea PSEA-10-01 Ship Log - Weather Information [US Coast Guard] πριν από 3 εβδομάδες