Isotopic niches of sympatric Gentoo and Chinstrap Penguins: evidence of competition for Antarctic krill?

• Published in: Polar Biology
• Main Authors: Dimitrijević, Danijela, Paiva, Vitor H., Ramos, Jaime A., Seco, José, Ceia, Filipe R., Chipev, Nesho, Valente, Tiago, Barbosa, Andrés, Xavier, Jose C.
• Format: Article in Journal/Newspaper
• Language: unknown
• Published: Springer 2018
• Subjects: Antarctic; The Antarctic; Antarctic Peninsula; Livingston Island; Antarc*; Antarctic Krill; Antarctica; Euphausia superba; Polar Biology; Pygoscelis antarctica; Pygoscelis papua
• Online Access: http://nora.nerc.ac.uk/id/eprint/519701/; https://doi.org/10.1007/s00300-018-2306-5

As climate change, among other factors, is increasingly affecting Antarctic marine systems, competition for prey may increase between predators, particularly in the Antarctic Peninsula which has warmed more than elsewhere. Under such a context, we tested the feeding and trophic ecology of Gentoo (Py...