continental shelf 6 ARGENTINEAN CONTINENTAL SHELF 4 AVES MARINAS 4 Argentinean continental shelf 4 Atlantic Ocean 4 Oceanography 4 Patagonian Shelf 4 SEABIRDS 4 South America 4 numerical model 4 56.5-23.5° S 2 69.5-45.5° W 2 AVES PELAGICAS 2 Antarctica 2 Argentina 2 Argentine Shelf 2 Argentinean Continental Shelf 2 Atlantic Ocean (Southwest) 2 Atmospheric pressure 2 Atmospheric temperature 2 Buenos Aires [Argentina] 2 Burdwood Bank 2 CONSERVACION 2 CONSERVATION 2 Continental shelves 2 Database systems 2 ECOSYSTEM-BASED APPROACH 2 ENFOQUE ECOSISTEMICO 2 El Nino-Southern Oscillation 2 Estuaries 2