Ring-necked Duck Aythya collaris (Donovan, 1809)    Synonyms: Blackjack, Ring-billed Blackhead, Ring-neck Blackhead, RNDU.
Kingdom Animalia   >   Phylum Chordata   >   Class Aves   >   Order Anseriformes   >   Family Anatidae   >   Genus Aythya   

There are 366 records in the project database.

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Drake Ring-necked Ducks in a variety of typical poses, Worcester Co., Maryland (1/1/2012). Photo by Bill Hubick. (MBP list) (More of this species)

Drake Ring-necked Ducks on Loch Raven Reservoir, Baltimore Co., Maryland (2/18/2013). Photo by Bill Hubick. (MBP list)

Ring-necked Duck in Prince George's Co., Maryland (11/20/2015). (c) treichard, all rights reserved. Photo by Timothy Reichard. (MBP list)

A long-staying pair of Ring-necked Ducks at Baker Park in Frederick Co., Maryland (7/1/2017). Photo by Andy Wilson. (MBP list)

Ring-necked Ducks in Harford Co., Maryland (3/26/2014). Photo by Matthew Addicks. (MBP list)

A drake Ring-necked Duck in Harford Co., Maryland (2/24/2015). Photo by Matthew Addicks. (MBP list)

A comparison of first-winter male Aytha ducks: Greater Scaup (left), Lesser Scaup (middle) and Ring-necked Duck in Tompkins Co., New York (1/8/2012). Photo by Chris Wood. (MBP list)

Ring-necked Duck in Prince George's Co., Maryland (11/21/2020). (c) Sergei Drovetski, all rights reserved. Photo by Sergei Drovetski. (MBP list)

Ring-necked Duck in Prince George's Co., Maryland (11/21/2020). (c) Sergei Drovetski, all rights reserved. Photo by Sergei Drovetski. (MBP list)

A male Ring-necked Duck in flight over Harford Co., Maryland (2/1/2013). Photo by Matthew Addicks. (MBP list)


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