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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
Anas platyrhynchos (Mallard)
platyrhynchos, Northern Europe/West Mediterranean 1990 - 1995 1,000,000 - 1,000,000 Expert opinion [R578] 1997 - 2007 INC Reasonable [R888] 10000 2012 [T5999]
platyrhynchos, Eastern Europe/Black Sea & East Mediterranean 1995 - 1996 2,000,000 - 2,000,000 Expert opinion [R181] 1997 - 2007 DEC Good [R888] 20000 2012 [T6000]
platyrhynchos, Western Siberia/South-west Asia 1987 - 1991 800,000 - 800,000 Expert opinion [R519] 0 - 0 Unknown No idea 8000 2012
conboschas 0 - 0 10,000 - 100,000 Best guess [R81] 1991 - 2001 FLU [R81] 1000 2012
platyrhynchos, South Asia (non-bre) 1987 - 1991 75,000 - 75,000 [R519] 0 - 0 DEC Reasonable [R1261] [R1260] [R1259] 750 2012 [T6003]
platyrhynchos, E Asia (non-bre) 0 - 0 1,500,000 - 1,500,000 [R455] 0 - 0 Unknown No idea 15000 2012
platyrhynchos, North America 2011 - 2011 9,180,000 - 9,190,000 Expert opinion [R1202] 2002 - 2011 INC [R1202] 91800 2012
oustaleti 0 - 0 0 - 0 [R214] 1972 - 1992 EXT [R214] -1 0 [P2210]
Anas fulvigula (Mottled Duck)
fulvigula 2002 - 2008 40,000 - 40,000 [R1108] 2002 - 2008 STA [R1108] 400 2012 [P2198]
maculosa 2002 - 2008 600,000 - 600,000 [R1108] 2002 - 2008 Unknown No idea [R1108] 6000 2012 [P2199]
diazi 0 - 0 55,500 - 55,500 [R577] 1960 - 2000 INC [R520] 560 2012 [P2202]
Anas wyvilliana (Hawaiian Duck)
Hawaii 2000 - 2007 2,520 - 2,530 Census based [R652] [R1176] 2000 - 2007 INC Good [R1176] 25 2012 [P2211] [S8000] [T6007]
Anas laysanensis (Laysan Duck)
Laysan Island 2004 - 2010 830 - 1,050 Census based [R64] [R1153] 2001 - 2010 INC Good [R1153] 9 2012 [S8001]
Anas rubripes (American Black Duck)
E USA (non-bre) 2011 - 2011 550,000 - 550,000 [R1202] 2002 - 2011 DEC [R1202] 5500 2012
Mississippi flyway 0 - 0 -1 - -1 0 - 0 Unknown No idea -1 0
Anas melleri (Meller's Duck)
Madagascar 1990 - 1995 2,000 - 5,000 [R578] 1991 - 2001 DEC [R727] 30 2012
Anas undulata (Yellow-billed Duck)
undulata, E Africa 2001 - 2001 20,000 - 60,000 [R190] 1980 - 1996 STA [R578] 350 2012
undulata, Southern Africa 1996 - 1996 100,000 - 100,001 Best guess [R295] 1997 - 2007 INC Poor [R888] 1000 2012 [T6017]
rueppelli NE Africa 1990 - 1995 20,000 - 50,000 [R578] 1980 - 1996 STA [R578] 320 2012 [P2222]
rueppelli? Cameroon & Nigeria 2001 - 2001 1 - 5,000 [R190] 0 - 0 Unknown No idea 1 2012 [P2223]
Anas poecilorhyncha (Indian Spot-billed Duck)
poecilorhyncha 0 - 0 100,000 - 100,000 [R32] 0 - 0 Unknown No idea 1000 2012 [S8002]
haringtoni 1987 - 1991 10,000 - 100,000 Best guess [R519] 0 - 0 Unknown No idea 1000 2012
Anas zonorhyncha (Chinese Spot-billed Duck)
zonorhyncha 0 - 0 800,000 - 1,600,000 [R455] 1977 - 1991 DEC [R519] 11300 2012
Anas superciliosa (Pacific Black Duck)
superciliosa 0 - 0 80,000 - 150,000 [R705] 1982 - 1992 DEC [R705] 1100 2012
pelewensis 0 - 0 1 - 25,000 Best guess [R214] 1972 - 1992 STA [R214] 250 2012
rogersi 2004 - 2011 100,000 - 1,000,000 Best guess [R341] [R1112] [R1148] 1982 - 2011 DEC? No idea [R1148] 10000 2012 [S8008] [T6015]
Anas luzonica (Philippine Duck)
N Philippines 0 - 0 5,000 - 10,000 [R407] 1990 - 2000 DEC [R627] 70 2012 [S8005]
Speculanas specularis (Spectacled Duck)
S South America 2001 - 2001 1 - 10,000 Best guess [R570] 1995 - 2005 STA [R64] 100 2012
Lophonetta specularioides (Crested Duck)
specularioides, S South America 0 - 0 10,000 - 25,000 Best guess [R214] 1972 - 1992 STA [R214] 250 2012 [P2164]
specularioides, Falkland Islands (Malvinas) 0 - 0 21,000 - 36,000 [R709] 0 - 0 Unknown No idea 270 2012 [P2165]
alticola 0 - 0 10,000 - 100,000 Best guess [R214] 1972 - 1992 STA [R214] 1000 2012
Anas acuta (Northern Pintail)
North-west Europe 1990 - 1995 60,000 - 60,000 Expert opinion [R578] 1997 - 2007 INC Reasonable [R888] 600 2012 [T6058]
W Siberia, NE & E Europe/S Europe & West Africa 1995 - 1996 750,000 - 750,000 Expert opinion [R181] [R257] [R648] [R910] 1995 - 2005 FLU Poor [R872] [R910] 7500 2012 [S8052] [T6059]
Western Siberia/SW Asia & Eastern Africa 1990 - 1995 700,000 - 700,000 Best guess [R578] 0 - 0 Unknown No idea 7000 2012 [T6060]
South Asia (non-bre) 0 - 0 1,000,000 - 1,000,001 Best guess [R407] 1977 - 1991 DEC [R519] 20000 2012 [S8054]
E & SE Asia 0 - 0 200,000 - 300,000 [R407] 1977 - 1991 DEC [R519] 2400 2012 [S8055]
North America (bre) 2011 - 2011 4,420,000 - 4,430,000 Expert opinion [R1202] 2002 - 2011 INC [R1202] 44300 2012
Anas eatoni (Southern Pintail)
eatoni 2005 - 2005 45,000 - 60,000 [R64] 1995 - 2005 DEC [R64] 520 2012 [P2272] [S8057]
drygalski 0 - 0 1,800 - 2,100 [R268] 1980 - 1990 DEC [R268] 20 2012
Anas georgica (Yellow-billed Pintail)
georgica 0 - 0 1 - 10,000 Best guess [R268] 1980 - 1990 DEC [R268] 100 2012
niceforoi 0 - 0 0 - 0 [R214] 1972 - 1992 EXT [R214] -1 0
spinicauda, mainland South America 1993 - 1993 100,000 - 1,000,000 Best guess [R119] 1982 - 1992 STA [R119] 10000 2012 [P2276]
spinicauda, Falkland Islands (Malvinas) 0 - 0 1,800 - 3,000 [R709] 0 - 0 Unknown No idea 25 2012 [P2277]
Anas bahamensis (White-cheeked Pintail)
bahamensis 0 - 0 75,000 - 75,000 [R214] 1972 - 1992 STA [R214] 750 2012
galapagensis 0 - 0 2,000 - 5,000 [R627] 0 - 0 Unknown No idea 30 2012
rubrirostris 1993 - 1993 100,000 - 1,000,000 Best guess [R119] 1982 - 1992 DEC [R15] 10000 2012
Anas erythrorhyncha (Red-billed Teal)
Southern Africa 1990 - 1995 500,000 - 1,000,000 Best guess [R578] 1986 - 1996 STA Poor [R578] 7100 2012 [P2257]
Eastern Africa 1990 - 1995 100,000 - 300,000 Best guess [R578] 1986 - 1996 STA Poor [R578] 1700 2012 [P2258]
Madagascar 1990 - 1995 15,000 - 25,000 Best guess [R578] 1986 - 1996 DEC Poor [R578] 190 2012
Spatula versicolor (Silver Teal)
versicolor 2001 - 2001 25,000 - 100,000 Best guess [R570] 1972 - 1992 STA [R214] 1000 2012
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Copyright Wetlands International 2012

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