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Taxonomie




Ordre
Famille
Espèce
Population
Abandonné Année d’estimation de la taille Taille de population Qualité de l’estimation de la taille Références bibliographiques sur la taille Année d’estimation de la tendance Tendance Qualité de l’estimation de la tendance Références bibliographiques sur la tendance Seuil de 1% de la population Année de seuil Notes
Anseriformes
Anatidae
Spatula hottentota (Hottentot Teal)
Lake Chad Basin 2010 - 2010 1 - 1,000 Expert opinion [R910] 1982 - 1992 DEC Poor [R578] 1 2012 [S8072]
Eastern Africa (south to N Zambia) 2001 - 2001 25,000 - 100,000 Best guess [R190] 1986 - 1996 STA Poor [R578] 1000 2012 [P2290]
Southern Africa (north to S Zambia) 2001 - 2001 25,000 - 100,000 Best guess [R190] 1986 - 1996 STA Poor [R578] 1000 2012 [P2291]
Madagascar 1990 - 1995 5,000 - 10,000 No quality assessment [R578] 1986 - 1996 DEC No quality assessment [R578] 70 2012
Spatula puna (Puna Teal)
Andean S America 1993 - 1993 100,000 - 1,000,000 Best guess [R119] 1982 - 1992 STA No quality assessment [R119] 10000 2012 [P2284]
Spatula versicolor (Silver Teal)
versicolor 2001 - 2001 25,000 - 100,000 Best guess [R570] 1972 - 1992 STA No quality assessment [R214] 1000 2012
fretensis, S South America 2001 - 2001 25,000 - 100,000 Best guess [R570] 1972 - 1992 STA No quality assessment [R214] 1000 2012 [P2286]
fretensis, Falkland Islands (Malvinas) 0 - 0 2,400 - 4,500 No quality assessment [R709] 0 - 0 Unknown No idea 35 2012 [P2287]
Spatula platalea (Red Shoveler)
S South America 2001 - 2001 25,000 - 1,000,000 Best guess [R570] 1982 - 1992 STA No quality assessment [R119] 10000 2012
Spatula smithii (Cape Shoveler)
S Africa 1990 - 1995 20,000 - 50,000 No quality assessment [R578] 1966 - 1996 INC No quality assessment [R295] 320 2012
Spatula rhynchotis (Australian Shoveler)
rhynchotis, SW Australia 1990 - 2008 1 - 25,000 Best guess [R287] [R341] [R1101] [R1145] 1995 - 2011 DEC? No idea [R1101] [R1044] 250 2012 [P2234] [S8022] [T6029]
rhynchotis, SE Australia 2004 - 2011 10,000 - 100,000 Best guess [R341] [R1028] [R1148] 0 - 0 Unknown No idea 1000 2012 [P2235] [S8023]
variegata 2011 - 2011 120,000 - 120,000 Best guess [R1060] 0 - 0 Unknown No idea 1200 2012 [S8024]
Spatula clypeata (Northern Shoveler)
North-west & Central Europe (win) 1967 - 1986 40,000 - 40,000 Expert opinion [R456] 1997 - 2007 INC Good [R888] 400 2012 [T6032]
W Siberia, NE & E Europe/S Europe & West Africa 1990 - 1995 450,000 - 450,000 Best guess [R578] 1997 - 2007 INC Poor [R872] [R888] 4500 2012 [T6033]
W Siberia/SW Asia, NE & Eastern Africa 1990 - 1995 400,000 - 400,000 Best guess [R578] 1997 - 2007 DEC? No idea [R888] 4000 2012 [T6034]
South Asia (non-bre) 0 - 0 500,000 - 1,000,000 No quality assessment [R407] 1977 - 1991 DEC No quality assessment [R519] 7100 2012 [S8028]
E & SE Asia (non-bre) 0 - 0 500,000 - 500,000 No quality assessment [R455] 0 - 0 Unknown No idea 5000 2012 [S8029]
North America 2011 - 2011 4,640,000 - 4,650,000 No quality assessment [R1202] 2002 - 2011 INC No quality assessment [R1202] 46400 2012
Spatula cyanoptera (Cinnamon Teal)
cyanoptera 2011 - 2011 10,000 - 25,000 Best guess [R1092] 0 - 0 Unknown No idea 250 2012
orinomus 0 - 0 10,000 - 100,000 Best guess [R214] 1972 - 1992 STA No quality assessment [R214] 1000 2012
septentrianalium 0 - 0 260,000 - 260,000 No quality assessment [R649] 1991 - 2001 STA No quality assessment [R649] 2600 2012
tropica 2008 - 2008 500 - 1,000 Census based [R1043] 2001 - 2008 DEC Reasonable [R482] 7 2012
borreroi 0 - 0 1 - 250 No quality assessment [R268] 1980 - 1990 DEC No quality assessment [R268] 1 2012
Spatula discors (Blue-winged Teal)
N, C & N South America 2011 - 2011 8,940,000 - 8,950,000 No quality assessment [R1202] 2002 - 2011 INC No quality assessment [R1202] 89500 2012
Sibirionetta formosa (Baikal Teal)
E Asia 2010 - 2010 500,000 - 1,000,000 Best guess [R1132] 1975 - 2005 INC No quality assessment [R64] 7100 2012 [S8067]
Mareca falcata (Falcated Duck)
C & E Asia 2007 - 2007 78,000 - 89,000 Best guess [R1296] 1981 - 1991 DEC No quality assessment [R124] 830 2012 [S7971]
Mareca strepera (Gadwall)
strepera, North-west Europe 1997 - 1999 60,000 - 60,000 Expert opinion [R257] 1997 - 2007 INC Good [R888] 600 2012 [T5971]
strepera, North-east Europe/Black Sea & Mediterranean 1990 - 1995 75,000 - 150,000 Expert opinion [R578] 1997 - 2007 INC Good [R888] 1100 2012 [T5972]
strepera, Western Siberia/SW Asia & NE Africa 1987 - 1991 130,000 - 130,000 Expert opinion [R519] 0 - 0 Unknown No idea 1300 2012 [T5973]
strepera, South Asia (non-bre) 0 - 0 300,000 - 300,000 No quality assessment [R407] 1991 - 2001 INC No quality assessment [R540] 3000 2012 [S7967]
strepera, E Asia (non-bre) 0 - 0 500,000 - 1,000,000 No quality assessment [R455] 1977 - 1991 DEC No quality assessment [R519] 7100 2012
strepera, North America 2011 - 2011 3,250,000 - 3,260,000 No quality assessment [R1202] 2002 - 2011 INC No quality assessment [R1202] 32600 2012
couesi 1966 - 1966 0 - 0 No quality assessment [R275] 0 - 1876 EXT No quality assessment [R275] -1 -1
Mareca penelope (Eurasian Wigeon)
Western Siberia & NE Europe/NW Europe 2005 - 2005 1,500,000 - 1,500,000 Expert opinion [R692] 1997 - 2007 STA Good [R888] 15000 2012 [T5979]
W Siberia & NE Europe/Black Sea & Mediterranean 1995 - 1996 300,000 - 300,000 Expert opinion [R181] 1997 - 2007 STA Reasonable [R888] 3000 2012 [T5980]
Western Siberia/SW Asia & NE Africa 1987 - 1991 250,000 - 250,000 Expert opinion [R519] 1997 - 2007 DEC? No idea [R888] 2500 2012 [T5981]
South Asia (non-bre) 1987 - 1991 250,000 - 250,000 No quality assessment [R519] 1977 - 1991 INC No quality assessment [R519] 2500 2012
E Asia (non-bre) 0 - 0 500,000 - 1,000,000 No quality assessment [R455] 1977 - 1991 DEC No quality assessment [R519] 7100 2012
Mareca americana (American Wigeon)
N & C America 2011 - 2011 2,080,000 - 2,090,000 Expert opinion [R1202] 2002 - 2011 DEC No quality assessment [R1202] 20800 2012
Mareca sibilatrix (Chiloe Wigeon)
S South America 1993 - 1993 100,000 - 1,000,000 No quality assessment [R119] 1982 - 1992 STA No quality assessment [R119] 10000 2012 [P2187]
Falkland Islands (Malvinas) 0 - 0 1,500 - 2,700 No quality assessment [R709] 0 - 0 Unknown No idea 20 2012 [P2188]
Anas sparsa (African Black Duck)
sparsa 2001 - 2001 10,000 - 25,000 Best guess [R190] 1980 - 1990 STA No quality assessment [R115] 250 2012
leucostigma, E Africa 2001 - 2001 15,000 - 25,000 No quality assessment [R190] 1986 - 1996 DEC No quality assessment [R578] 190 2012
leucostigma, Ethiopian Highlands 1990 - 1995 2,000 - 10,000 No quality assessment [R578] 0 - 0 Unknown No idea 45 2012
leucostigma, Cameroon, Nigeria 1990 - 1995 1,000 - 5,000 No quality assessment [R578] 0 - 0 Unknown No idea 20 2012
leucostigma? Guinea 1990 - 1995 100 - 100 No quality assessment [R578] 0 - 0 Unknown No idea 1 2012
leucostigma (maclatchyi), Gabon 1990 - 1995 1,000 - 5,000 No quality assessment [R578] 0 - 0 Unknown No idea 20 2012 [P2195]
Anas undulata (Yellow-billed Duck)
undulata, E Africa 2001 - 2001 20,000 - 60,000 No quality assessment [R190] 1980 - 1996 STA No quality assessment [R578] 350 2012
undulata, Southern Africa 1996 - 1996 100,000 - 100,001 Best guess [R295] 1997 - 2007 INC Poor [R888] 1000 2012 [T6017]
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Citation: Wetlands International (). "Waterbird Population Estimates" . Retrieved from wpe.wetlands.org on