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Common Shelduck Tadorna tadorna

IUCN Red List history

Year Category
2012 Least Concern
2009 Least Concern
2008 Least Concern
2004 Least Concern
2000 Lower Risk/Least Concern
1994 Lower Risk/Least Concern
1988 Lower Risk/Least Concern

Species attributes

Migratory status full migrant Forest dependency Does not normally occur in forest
Land mass type   Average mass -

Distribution

  Estimate Data quality
Extent of Occurrence breeding/resident (km2) 2,200,000 medium
Extent of Occurrence non-breeding (km2) 2,200,000 medium
Number of locations -
Fragmentation -

Population & trend

  Estimate Data quality Derivation Year of estimate
No. of mature individuals poor Estimated 2009
Population trend Increasing -
Number of subpopulations - - -
Largest subpopulation - - -
Generation length (yrs) 10.9 - - -
Population justification: The global population is estimated to number c.580,000-710,000 individuals (Wetlands International 2006), while national population sizes have been estimated at c.100-10,000 breeding pairs and c.50-1,000 wintering individuals in China and c.1,000 wintering individuals in Korea (Brazil 2009).
Trend justification: The overall population trend is increasing, although some populations may be stable and others have unknown trends (Wetlands International 2006).

Country/Territory distribution

Country/Territory Occurrence status Presence Breeding Non-breeding Passage Resident
Afghanistan Native Extant Yes      
Albania Native Extant       Yes
Algeria Native Extant        
Armenia Native Extant       Yes
Austria Native Extant       Yes
Azerbaijan Native Extant       Yes
Bahrain Vagrant Extant   Yes    
Bangladesh Native Extant   Yes    
Belarus Native Extant       Yes
Belgium Native Extant     Yes Yes
Bhutan Native Extant        
Bosnia and Herzegovina Native Extant        
Bulgaria Native Extant       Yes
China (mainland) Native Extant        
Croatia Native Extant   Yes    
Cyprus Native Extant   Yes    
Czech Republic Native Extant       Yes
Denmark Native Extant     Yes Yes
Egypt Native Extant        
Estonia Native Extant       Yes
Ethiopia Vagrant Extant        
Finland Native Extant Yes   Yes  
France Native Extant     Yes Yes
Germany Native Extant     Yes Yes
Ghana Vagrant Extant        
Gibraltar (to UK) Vagrant Extant        
Greece Native Extant     Yes Yes
Guinea-Bissau Vagrant Extant        
Hong Kong (China) Native Extant        
Hungary Native Extant       Yes
Iceland Native Extant       Yes
India Native Extant        
Iran, Islamic Republic of Native Extant       Yes
Iraq Native Extant   Yes    
Ireland Native Extant       Yes
Israel Native Extant        
Italy Native Extant     Yes Yes
Japan Native Extant        
Jordan Native Extant     Yes Yes
Kazakhstan Native Extant Yes      
Kuwait Native Extant   Yes Yes  
Kyrgyzstan Native Extant Yes      
Laos Vagrant Extant        
Latvia Native Extant       Yes
Lebanon Native Extant   Yes Yes  
Libya Native Extant        
Liechtenstein Vagrant Extant        
Lithuania Native Extant       Yes
Luxembourg Vagrant Extant        
Macedonia, the former Yugoslav Republic of Native Extant       Yes
Malta Native Extant        
Mauritania Vagrant Extant        
Moldova Native Extant Yes   Yes  
Mongolia Native Extant Yes      
Montenegro Native Extant       Yes
Morocco Native Extant        
Myanmar Vagrant Extant        
Nepal Vagrant Extant        
Netherlands Native Extant       Yes
North Korea Native Extant        
Norway Native Extant     Yes Yes
Oman Native Extant   Yes Yes  
Pakistan Native Extant        
Palestinian Authority Territories Native Extant   Yes    
Philippines Vagrant Extant        
Poland Native Extant       Yes
Portugal Native Extant       Yes
Qatar Native Extant   Yes    
Romania Native Extant     Yes Yes
Russia (Asian) Native Extant Yes      
Russia (Central Asian) Native Extant Yes   Yes  
Russia (European) Native Extant     Yes Yes
Saudi Arabia Native Extant   Yes    
Senegal Vagrant Extant        
Serbia Native Extant       Yes
Slovakia Native Extant   Yes    
Slovenia Native Extant   Yes    
South Korea Native Extant        
Spain Native Extant       Yes
Sudan Vagrant Extant   Yes    
Sweden Native Extant       Yes
Switzerland Native Extant   Yes    
Syria Native Extant   Yes Yes  
Taiwan (China) Vagrant Extant        
Tajikistan Native Extant        
Thailand Vagrant Extant        
Tunisia Native Extant   Yes    
Turkey Native Extant       Yes
Turkmenistan Native Extant Yes      
Ukraine Native Extant     Yes Yes
United Arab Emirates Native Extant   Yes Yes  
United Kingdom Native Extant       Yes
Uzbekistan Native Extant Yes      
Vietnam Vagrant Extant        
Yemen Native Extant   Yes    

Important Bird Areas where this species has triggered the IBA criteria

Country/Territory IBA Name IBA link
Algeria Chott de Tinnsilt site factsheet
Algeria Sebkhet Baker site factsheet
Algeria Sebkhet Ez-Zemoul site factsheet
Azerbaijan Shahdidi spit site factsheet
Bangladesh Ganges-Brahmaputra-Meghna delta site factsheet
Bulgaria Atanasovsko Lake site factsheet
China (mainland) Ebi Nur and Kuytun River site factsheet
China (mainland) Shuangtai (Shuangtaizi) Estuary and Inner Gulf of Liaodong site factsheet
Cyprus Akrotiri Peninsula - Episkopi Cliffs site factsheet
Cyprus Larnaca Salt Lakes site factsheet
Denmark Fanø site factsheet
Denmark Nissum Fjord site factsheet
Denmark Northwestern Kattegat site factsheet
Denmark Parts of Randers and Mariager Fjords site factsheet
Denmark Tøndermarsken, Magisterkog and Rudbøl Sø site factsheet
Denmark Vadehavet (Wadden Sea) site factsheet
France Baie de Bourgneuf et marais breton site factsheet
France Camargue site factsheet
France Cap Gris-nez site factsheet
France Estuaires picards : baies de Somme et d'Authie site factsheet
France Golfe du Morbihan et Etier de Penerf site factsheet
France Petite Camargue laguno-marine site factsheet
France Traicts et marais salants de la Presqu'île Guérandaise site factsheet
Greece Alyki Kitros lagoon site factsheet
Greece Evros delta site factsheet
Greece Lake Kerkini site factsheet
Greece Lake Mitrikou (Ismarida) site factsheet
Greece Lakes Khortaro and Alyki, Moudros gulf, Diapori fen, and Fakos peninsula site factsheet
Greece Porto Lagos, Lake Vistonis, and coastal lagoons (Lakes of Thrace) site factsheet
Hong Kong (China) Inner Deep Bay and Shenzhen River catchment area site factsheet
Iran, Islamic Republic of Gavekhoni lake, and marshes of the lower Zaindeh Rud site factsheet
Iran, Islamic Republic of Ghara Gheshlaq No-Hunting Area site factsheet
Iran, Islamic Republic of Gordeh Git and Mamiyand site factsheet
Iran, Islamic Republic of Hamidieh (Omidiyeh) plains site factsheet
Iran, Islamic Republic of Hamoun-i Sabari and Hamoun-i Hirmand site factsheet
Iran, Islamic Republic of Hilleh Protected Area site factsheet
Iran, Islamic Republic of Lake Bakhtegan, Lake Tashk and Kamjan marshes site factsheet
Iran, Islamic Republic of Lake Kobi site factsheet
Iran, Islamic Republic of Lake Maharlu site factsheet
Iran, Islamic Republic of Lake Uromiyeh site factsheet
Iran, Islamic Republic of Miankaleh Peninsula and Gorgan Bay site factsheet
Iran, Islamic Republic of Shadegan marshes and tidal mudflats of Khor-al Amaya and Khor Musa site factsheet
Italy Gargano Promontory and Capitanata Wetlands site factsheet
Jordan Azraq site factsheet
Kazakhstan Karasor Lake site factsheet
Kazakhstan Korgalzhyn State Nature Reserve site factsheet
Kazakhstan Kumdykol-Zharlykol Lake System site factsheet
Kazakhstan Kushmurun Lake site factsheet
Kazakhstan Lesser Aral Sea site factsheet
Kazakhstan Naurzum State Nature Reserve site factsheet
Kazakhstan Tuzashchy and Karasor Lakes site factsheet
Kazakhstan Zharsor-Urkash Salt Lakes site factsheet
Mongolia Boon Tsagaan Lake site factsheet
Mongolia Buir Lake site factsheet
Mongolia Ganga Lakes site factsheet
Mongolia Khar Us Lake site factsheet
Mongolia Khomiin Tal site factsheet
Mongolia Orog Lake site factsheet
Mongolia Taatsiin Tsagaan Lake site factsheet
Mongolia Taigam Lake site factsheet
Mongolia Tashgain Tavan Lakes site factsheet
Mongolia Tsengeleg Lakes site factsheet
Mongolia Ulziitiin Sangiin Dalai Lake site factsheet
Morocco Merja Zerga site factsheet
Netherlands Ameland: Duinen-Oerd site factsheet
Netherlands Balgzand site factsheet
Netherlands Frisian Wadden Sea coast site factsheet
Netherlands Groningen Wadden Sea coast site factsheet
Netherlands Oosterschelde site factsheet
Netherlands Schiermonnikoog site factsheet
Netherlands Terschelling: De Boschplaat site factsheet
Netherlands Wadden Sea site factsheet
Netherlands Westerschelde and Saeftinghe site factsheet
Pakistan Rann of Kutch Wildlife Sanctuary site factsheet
Romania Danube Delta site factsheet
Russia (Central Asian) Blagoveschenskaya (Kulunda lake and vicinity) site factsheet
Russia (European) Lysyi Liman lake and valley of Vostochniy Manych river site factsheet
Russia (European) Southern part of Chograiski reservoir site factsheet
Saudi Arabia Sabkhat al-Fasl lagoons site factsheet
South Korea Gangjin Bay site factsheet
South Korea Nakdong-gang estuary site factsheet
South Korea Suncheon Bay site factsheet
South Korea Yubu-do island site factsheet
Spain Guadalquivir marshes site factsheet
Tunisia Sebkhet Kelbia site factsheet
Tunisia Sebkhet Sedjoumi site factsheet
Turkey Acıgöl Lake site factsheet
Turkey Erçek Lake site factsheet
Turkey Gediz Delta site factsheet
Turkey Seyhan Delta site factsheet
Turkey Tuz Lake site factsheet
Ukraine Kuyal'nyts'kyj lyman site factsheet
Ukraine Shagany-Alibej-Burnas lake-system site factsheet
Ukraine Syvash Bay site factsheet
United Kingdom Dee Estuary site factsheet
United Kingdom Firth of Forth site factsheet
United Kingdom Humber Estuary site factsheet
United Kingdom Mersey Estuary site factsheet
United Kingdom Mersey Estuary site factsheet
United Kingdom Mid-Essex Coast site factsheet
United Kingdom Morecambe Bay site factsheet
United Kingdom Ribble and Alt Estuaries site factsheet
United Kingdom Severn Estuary site factsheet
United Kingdom Strangford Lough and islands site factsheet
United Kingdom The Wash site factsheet
United Kingdom The Wash site factsheet
United Kingdom Upper Solway Flats and Marshes site factsheet
Uzbekistan Rogatoe Lake site factsheet

Habitats & altitude

Habitat (level 1) Habitat (level 2) Importance Occurrence
Marine Intertidal Mud Flats and Salt Flats major breeding
Marine Intertidal Mud Flats and Salt Flats major non-breeding
Marine Neritic Estuaries major breeding
Marine Neritic Estuaries major non-breeding
Wetlands (inland) Permanent Freshwater Lakes (over 8ha) suitable breeding
Wetlands (inland) Permanent Freshwater Lakes (over 8ha) suitable non-breeding
Altitude 0 - 0 m Occasional altitudinal limits  

Utilisation

Purpose Primary form used Life stage used Source Scale Level Timing
Pets Whole Adults and juveniles Wild Subsistence, National Non-trivial Recent
Food (human) Whole Adults and juveniles Wild Subsistence, National Non-trivial Recent
Pets Whole Adults and juveniles Wild International Non-trivial Recent
Sport Whole Adults and juveniles Wild Subsistence, National Non-trivial Recent

Recommended citation
BirdLife International (2014) Species factsheet: Tadorna tadorna. Downloaded from http://www.birdlife.org on 02/09/2014. Recommended citation for factsheets for more than one species: BirdLife International (2014) IUCN Red List for birds. Downloaded from http://www.birdlife.org on 02/09/2014.

This information is based upon, and updates, the information published in BirdLife International (2000) Threatened birds of the world. Barcelona and Cambridge, UK: Lynx Edicions and BirdLife International, BirdLife International (2004) Threatened birds of the world 2004 CD-ROM and BirdLife International (2008) Threatened birds of the world 2008 CD-ROM. These sources provide the information for species accounts for the birds on the IUCN Red List.

To provide new information to update this factsheet or to correct any errors, please email BirdLife

To contribute to discussions on the evaluation of the IUCN Red List status of Globally Threatened Birds, please visit BirdLife's Globally Threatened Bird Forums.

Key facts
Current IUCN Red List category Least Concern
Family Anatidae (Ducks, Geese, Swans)
Species name author (Linnaeus, 1758)
Population size mature individuals
Population trend Increasing
Distribution size (breeding/resident) 2,200,000 km2
Country endemic? No
Links to further information
- Summary information on this species