Taxon profile
Images
Author: Karl Pollak
Author: Karl Pollak
Author: Karl Pollak
Author: Karl Pollak
Author: Klaus Rudloff
Author: Klaus Rudloff
Author: Klaus Rudloff
Author: Klaus Rudloff
Author: Klaus Rudloff
Links and literature
Gill F., Donsker D. & Rasmussen P. (eds): IOC World Bird List 11.1 [http://www.worldbirdnames.org/] [as Branta bernicla nigricans (Lawrence, 1846)]Data retrieved on: 22 April 2021
de Jong, Y.S.D.M. (ed.): Fauna Europaea 2.4 [http://www.faunaeur.org] [as Branta nigricans (Lawrence, 1846)]Data retrieved on: 9 March 2012
Clements, J. F.: eBird/Clements checklist of birds of the world 6.7, Cornell Lab of Ornithology [as Branta bernicla nigricans]Data retrieved on: 7 April 2013
Clements, J. F.: eBird/Clements checklist of birds of the world 6.7, Cornell Lab of Ornithology [as Branta bernicla orientalis]Data retrieved on: 7 April 2013