Lesser Scaup Aythya affinis   [Eyton, 1838]

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   Page updated:16-January-2013

Order: Anseriformes Family: Anatidae
BTO Codes: AY, EURING No: 2050
Number in Britain: 2 records/year
Conservation Status:
UK: Not Assessed
European: Not evaluated
Global: (Details)
Links to: Images   Videos   Sound  
Status in UK: (A)  Accidental
Subspecies: Monotypic
.
Length: 42 cm Wingspan: 72 cm Weight: M/F: 800 g    
Scientific name from: Gr.: aithuia=a seabird described by Aristotle and L.: affinis=related
World Distribution: BREEDS: n&c North America, WINTERS: south to n South America
Habitat: Lakes, rivers & marshes on migration also coastal
Diet: Mostly aquatic invertebrates, also aquatic vegetation in some areas
TitBit: Chicks are capable of diving under water when they hatch but are too buoyant to stay under; by the time they are 5 to 7 weeks old they can dive for up to 25s and swim underwater for 50 to 60 feet.  

Records and Distribution

First Record: Staffordshire, 1987 (Holian, J.J. & Fortey, J.E. 1992. British Birds 85:370-376)
Total Number of Records (1950-2007): 86
Most Likely to Occur in:
Most Recent County Records:
   Scotland: Argyll (2006), Ayrshire (2005), Clyde (2006), Dumfries & Galloway (2006), Fife (2007), Upper Forth (2004), Highland (2007), Lothian (2007), Outer Hebrides (2007), Orkney (2000), Perth & Kinross (2007), Shetland (2007),
   North-east England: Cleveland (2006), Durham (2003), Northumberland (2007), East Yorkshire (2006), North Yorkshire (2006), South Yorkshire (2003), West Yorkshire (2003),
   North-west England: Cheshire (2004), Cumbria (2003), Lancashire (2006),
   English Midlands: Leicestershire (2007), Nottinghamshire (1998), Shropshire (2005), Staffordshire (2006), Warwickshire (2007), West Midlands (1987), Worcestershire (2006),
   Eastern England: Cambridgeshire (2006), Essex (2004), Hertfordshire (2003), Lincolnshire (2004), Suffolk (2006),
   South-east England: Berkshire (2007), Kent (2005), Greater London (2003), Oxfordshire (2007), East Sussex (2004),
   South-west England: Cornwall (2005), Devon (2005), Dorset (2004), Gloucestershire (2007), Somerset (2007), Wiltshire (2007), Isles of Scilly (1999),
   Wales: Carmarthen (2003),

Information provided by BirdGuides and BBRC

Other Names

 
Gaelic: Welsh:
Danish: Lille Bjergand Dutch: Kleine Toppereend
Finnish: French: Fuligule à tête noire
German: Kleine Bergente Hungarian:
Icelandic: Irish: Mionlacha Iascán
Italian: Moretta grigia minore Norwegian: Purpurhodeand
Polish: Ogorzalka mala Portuguese:
Spanish: Porrón bola Swedish: Mindre bergrand

For More Information...

Books and Monographs:
   Kear, J 2005 Ducks, geese and swans Oxford University Press [598.48 KEA]
See Also:
Find scientific papers on Google Scholar or Scirus by clicking the icon
Wikipedia entry
BirdLife species page
Recent sightings and information from BirdGuides
All About Birds (from the Cornell Lab of Ornithology)
Details from the Patuxent Bird Identification Infocenter