Imperial Cormorant Phalacrocorax atriceps

  • Order: Suliformes
  • Family: Phalacrocoracidae
  • Polytypic: 2 subspecies
  • Authors: Agustina Gómez Laich


Blake, E.R. 1977. Manual of Neotropical birds. Vol.1. University of Chicago Press, Chicago.

Calderón, L., F. Quintana, G.S. Cabanne, S.C. Lougheed, and P.L. Tubaro. 2014. Phylogeography and genetic structure of two Patagonian shag species (Aves: Phalacrocoracidae). Molecular Phylogenetics and Evolution 72: 42–53.

Calderón, L., W.S. Svagelj, F. Quintana, S.C. Lougheed and P.L. Tubaro. 2012. No evidence of extra-pair paternity or intraspecific brood parasitism in the Imperial Shag Phalacrocorax atriceps. Journal of Ornithology 153: 399-404.

Dorst, J. and J.L. Mouglin. 1979. Order Pelecaniformes. Pp 155-93, in E. Mayr and G.W. Cottrell (eds.), Check List of Birds of the World, vol 1. 2d ed. Museum of Comparative Zoology, Cambridge, Massachusetts.

Frere, E., F. Quintana and P. Gandini. 2005. Cormoranes de la costa patagónica: Estado poblacional, ecología y conservación. Hornero 20:35-52.

Gómez Laich, A., F. Quintana, E.L.C. Shepard, and R.P. Wilson. 2012. Intersexual differences in the diving behaviour of Imperial Cormorants. Journal of Ornithology 153:139–147.

Harris, S., R.A. Sáenz Samaniego, and A. Raya Rey. 2016. Insights into diet and foraging behavior of Imperial Shags (Phalacrocorax atriceps) breeding at Staten and Becasses Islands, Tierra del Fuego, Argentina. Wilson Journal of Ornithology 128: 811-820.

Johnsgard, P.A. 1993. Cormorants, Darters, and Pelicans of the World. Smithsonian Institution Press, Washington D.C.

Malacalza, V.E. and M.A. Hall. 1988. Sexing adult King Cormorants (Phalacrocorax albiventer) by discriminat analysis. Colonial Waterbirds 11 (1):32-37.

Punta, G., P. Yorio, J. Saravia and P.G. Borboroglu. 2003. Breeding habitat requirements of the Imperial Cormorant and Rock Shag in central patagonia, Argentina. Waterbirds 26 (2): 176-183.

Svagelj, W.S. and F. Quintana. 2007. Sexual size dimorphism and sex determination by morphometric measurements in breeding shags (Phalacrocorax atriceps). Waterbirds 30:97-102.

Svagelj, W. S. and F. Quintana 2011. Breeding performance of the Imperial Shag (Phalacrocorax atriceps) in relation to year, laying date and nest location. Emu 111: 162-165.

Recommended Citation

Gómez Laich, A. (2012). Imperial Cormorant (Phalacrocorax atriceps), version 1.0. In Neotropical Birds Online (T. S. Schulenberg, Editor). Cornell Lab of Ornithology, Ithaca, NY, USA.