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Taxonomic




Order
Family
Species
Population
Discontinued Size - year Size Size estimate quality Size references Trend - year Trend Trend quality Trend references 1% threshold 1% yearset Notes
Anseriformes
Anatidae
Spatula versicolor (Silver Teal)
fretensis, S South America 2001 - 2001 25,000 - 100,000 Best guess [R570] 1972 - 1992 STA [R214] 1000 2012 [P2286]
fretensis, Falkland Islands (Malvinas) 0 - 0 2,400 - 4,500 [R709] 0 - 0 Unknown No idea 35 2012 [P2287]
Spatula puna (Puna Teal)
Andean S America 1993 - 1993 100,000 - 1,000,000 Best guess [R119] 1982 - 1992 STA [R119] 10000 2012 [P2284]
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 [R578] 1986 - 1996 DEC [R578] 70 2012
Spatula querquedula (Garganey)
Western Siberia & Europe/West Africa 2006 - 2006 2,000,000 - 2,000,000 Expert opinion [R872] [R910] 1980 - 1990 DEC/STA No idea [R283] [R578] 20000 2012 [S8063] [T6070]
Western Siberia/SW Asia, NE & Eastern Africa 1990 - 1995 100,000 - 200,000 Best guess [R578] 1990 - 2000 STA No idea [R66] 1400 2012
South Asia (non-bre) 0 - 0 350,000 - 350,000 [R32] 0 - 0 Unknown No idea 3500 2012 [S8065]
E & SE Asia (non-bre) 0 - 0 100,000 - 200,000 [R407] 1994 - 2004 DEC [R407] 1400 2012 [S8066]
Spatula discors (Blue-winged Teal)
N, C & N South America 2011 - 2011 8,940,000 - 8,950,000 [R1202] 2002 - 2011 INC [R1202] 89500 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 [R214] 1000 2012
septentrianalium 0 - 0 260,000 - 260,000 [R649] 1991 - 2001 STA [R649] 2600 2012
tropica 2008 - 2008 500 - 1,000 Census based [R1043] 2001 - 2008 DEC Reasonable [R482] 7 2012
borreroi 0 - 0 1 - 250 [R268] 1980 - 1990 DEC [R268] 1 2012
Spatula platalea (Red Shoveler)
S South America 2001 - 2001 25,000 - 1,000,000 Best guess [R570] 1982 - 1992 STA [R119] 10000 2012
Spatula smithii (Cape Shoveler)
S Africa 1990 - 1995 20,000 - 50,000 [R578] 1966 - 1996 INC [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 [R407] 1977 - 1991 DEC [R519] 7100 2012 [S8028]
E & SE Asia (non-bre) 0 - 0 500,000 - 500,000 [R455] 0 - 0 Unknown No idea 5000 2012 [S8029]
North America 2011 - 2011 4,640,000 - 4,650,000 [R1202] 2002 - 2011 INC [R1202] 46400 2012
Anas marecula (Amsterdam Duck)
Amsterdam Island, Indian Ocean 1850 - 1995 0 - 0 [R499] 1850 - 1995 EXT [R499] -1 0 [P502] [S6601]
Anas theodori (Mauritius Duck)
Mauritius 2005 - 2005 0 - 0 [R64] 1696 - 2005 EXT [R64] -1 0 [P501] [S6600]
Anas albogularis (Andaman Teal)
albogularis 0 - 0 500 - 1,000 [R455] 1980 - 1990 DEC [R268] 7 2012 [P2249]
Malacorhynchus membranaceus (Pink-eared Duck)
Australia 2004 - 2011 100,000 - 1,000,000 Best guess [R341] [R1112] [R1148] [R1149] 1982 - 2011 FLU Reasonable [R1148] 10000 2012 [P2294] [S8076] [T6083]
Marmaronetta angustirostris (Marbled Teal)
West Mediterranean/West Medit. & West Africa 2001 - 2001 3,000 - 5,000 Expert opinion [R190] 1991 - 2001 FLU Reasonable [R272] 40 2012
East Mediterranean 1980 - 1990 1,000 - 1,000 Expert opinion [R269] 1980 - 1990 DEC Poor [R269] 10 2012
South-west Asia 2010 - 2010 46,000 - 50,000 Expert opinion [R912] 1986 - 1996 DEC Poor [R578] 480 2012
South Asia (non-bre) 1987 - 1991 5,000 - 5,000 [R519] 0 - 0 Unknown No idea 50 2012
Rhodonessa caryophyllacea (Pink-headed Duck)
NE India, Myanmar 2005 - 2005 0 - 50 [R64] 1949 - 2005 EXT? [R64] 1 2012 [S8081]
Netta rufina (Red-crested Pochard)
South-west & Central Europe/West Mediterranean 1997 - 1999 50,000 - 50,000 Expert opinion [R257] 1997 - 2007 INC Good [R888] 500 2012 [T6089]
Black Sea & East Mediterranean 1997 - 1997 20,000 - 43,500 Expert opinion [R602] 1996 - 2006 Unknown No idea 290 2012 [T6090]
Western & Central Asia/South-west Asia 2003 - 2005 250,000 - 400,000 Expert opinion [R913] 1995 - 2005 Unknown No idea 3200 2012 [T6091]
South Asia (non-bre) 0 - 0 100,000 - 100,000 [R407] 0 - 0 Unknown No idea 1000 2012
Netta erythrophthalma (Southern Pochard)
brunnea, Southern & Eastern Africa 1990 - 1995 30,000 - 70,000 Expert opinion [R578] 1986 - 1996 STA Poor [R578] 460 2012
erythrophthalma, Venezuela 0 - 0 1 - 2,500 [R627] 1975 - 1985 DEC [R237] 1 2012 [P2308]
erythropthalma, E South America 0 - 0 1 - 25,000 Best guess [R627] 0 - 0 Unknown No idea 250 2012 [P2309]
Netta peposaca (Rosy-billed Pochard)
S South America 1993 - 1993 1,000,000 - 1,000,001 Best guess [R119] 1982 - 1992 INC [R15] 20000 2012
Aythya valisineria (Canvasback)
N America 2011 - 2011 692,000 - 692,000 Expert opinion [R1202] 2002 - 2011 INC [R1202] 6900 2012
Aythya ferina (Common Pochard)
North-east Europe/North-west Europe 1995 - 2005 300,000 - 300,000 Expert opinion [R456] 1997 - 2007 DEC Good [R888] 3000 2012 [T6097]
Central & NE Europe/Black Sea & Mediterranean 1995 - 2005 800,000 - 800,000 Expert opinion [R692] 1997 - 2007 DEC Reasonable [R888] 8000 2012 [T6098]
Western Siberia/South-west Asia 1987 - 1991 350,000 - 350,000 Expert opinion [R519] 1997 - 2007 Unknown No idea 3500 2012 [T6099]
South Asia (non-bre) 0 - 0 200,000 - 500,000 [R407] 1977 - 1991 STA [R519] 3200 2012 [S8093]
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Copyright Wetlands International 2012

Citation: Wetlands International (). "Waterbird Population Estimates" . Retrieved from wpe.wetlands.org on