Changing diets over time: knock-on effects of marine megafauna overexploitation on their competitors in the South-Western Atlantic Ocean

• Published in: Paleobiology
• Main Authors: Bas, Maria, Tivoli, Angelica Montserrat, Briz Godino, Ivan, Salemme, Monica Cira, Santiago, Fernando Carlos, Belardi, Juan Bautista, Borella, Florencia, Vales, Damián Gustavo, Crespo, Enrique Alberto, Cardona, Luis
• Format: Article in Journal/Newspaper
• Language: English
• Published: Paleontological Society
• Subjects: IMPERIAL SHAG; MAGELLANIC PENGUIN; MARINE ECOSYSTEM; STABLE ISOTOPES; ZOOARCHAEOLOGY; https://purl.org/becyt/ford/6.1; https://purl.org/becyt/ford/6; Austral; Patagonia; Argentina; Argentine; Hake; Imperial Shag
• Online Access: http://hdl.handle.net/11336/194064

This study compares the δ15N values and the trophic position of two seabird species throughout the late Holocene in three regions in the southwestern Atlantic Ocean to assess the hypothesis that the decimation of megafauna led to changes in the trophic position of mesopredators. Modern and ancient m...