. . . . . . . . . "Anas crecca" . . "Melanitta perspicillata" . . "Mike Patterson. 2016. Anas crecca associated species with names lookup Melanitta perspicillata. iNaturalist.org. Accessed at <https://www.inaturalist.org/observations/4256700> on 05 Apr 2018." . . . . "http://iNaturalist.org is a place where you can record what you see in nature, meet other nature lovers, and learn about the natural world." .