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Greater Scaup
Aythya
marila
(Linnaeus, 1761)
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Greater Scaup: https://marylandbiodiversity.com/species/927
Synonyms
American Scaup Duck
Bay Blackhead
Big Blackhead
Blue-Bill
GRSC
Tags
Kingdom Animalia
Phylum Animalia
Class Aves
Order Anseriformes
Family Anatidae
Genus Aythya
View Taxonomy
Kingdom Animalia
Phylum Animalia
Class Aves
Order Anseriformes
Family Anatidae
Genus Aythya
Seasonality
About Taxon
Thumbnails
Maps
Seasonality
Seasonality
History
Time of the year
Entire Year (Jan - Dec)
Spring (Mar - May)
Summer (Jun - Jul)
Fall (Aug - Nov)
Winter (Dec - Feb)
Range of years
1900
1969
1976
1981
1989
1990
1997
2001
2004
2005
2006
2007
2008
2009
2010
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
2021
2022
2023
2024
2024
2023
2022
2021
2020
2019
2018
2017
2016
2015
2014
2013
2012
2011
2010
2009
2008
2007
2006
2005
2004
2001
1997
1990
1989
1981
1976
1969
1900
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Total
Records
by Month
for Jan - Dec from 2019 - 2020
Source: Maryland Biodiversity Project database
Total
Records
by Year
Source: Maryland Biodiversity Project database