Greater Scaup Aythya marila (Linnaeus, 1761)  Synonyms: American Scaup Duck,  Bay Blackhead,  Big Blackhead,  GRSC.
Kingdom Animalia   >   Phylum Chordata   >   Class Aves   >   Order Anseriformes   >   Family Anatidae   >   Genus Aythya   

There are 160 records in the project database.

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A Greater Scaup in Wicomico Co., Maryland (3/4/2007). Photo by Bill Hubick. (MBP list)

Greater Scaup off Kent Island, Queen Anne's Co., Maryland (12/22/2012). Photo by Bill Hubick. (MBP list)

A hen Greater Scaup in Howard Co., Maryland (2/17/2015). Photo by Bonnie Ott. (MBP list)

Greater Scaup off Kent Island, Queen Anne's Co., Maryland (12/22/2012). Photo by Bill Hubick. (MBP list)

A hen Greater Scaup off Kent Island, Queen Anne's Co., Maryland (12/22/2012). Photo by Bill Hubick. (MBP list)

A hen Greater Scaup off Kent Island, Queen Anne's Co., Maryland (12/22/2012). Photo by Bill Hubick. (MBP list)

Greater Scaup in Calvert Co., Maryland (3/23/2012). Photo by Jim Stasz. (MBP list)

A Greater Scaup (left), Tufted Duck (middle), and Lesser Scaup (right) in Dorchester Co., Maryland (1/11/2009). Photo by Steve Collins. (MBP list)

A hen Greater Scaup in Harford Co., Maryland (1/29/2018). Photo by Mark Johnson. (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)

A hen Greater Scaup in Howard Co., Maryland (2/17/2015). Photo by Bonnie Ott. (MBP list)

Greater Scaups in Worcester Co., Maryland (1/16/2018). Photo by Mark Johnson. (MBP list)

Greater Scaup landing among Bufflehead in Anne Arundel Co., Maryland (2/1/2014). Photo by Bill Hubick. (MBP list)

Greater Scaup in flight in Anne Arundel Co., Maryland (2/1/2014). Photo by Bill Hubick. (MBP list)

Greater Scaup in flight in Anne Arundel Co., Maryland (2/1/2014). Photo by Bill Hubick. (MBP list)

Greater Scaup in flight in Anne Arundel Co., Maryland (2/1/2014). Photo by Bill Hubick. (MBP list)


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