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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
Branta canadensis (Canada Goose)
canadensis/interior, "North Atlantic" 2011 - 2011 79,500 - 233,000 Expert opinion [R1180] 2002 - 2011 DEC [R1180] 1400 2012
Atlantic flyway resident (various subspecies) 2011 - 2011 845,000 - 1,190,000 Expert opinion [R1180] 2003 - 2011 DEC [R1180] 10000 2012 [P2040]
interior, S James Bay (bre) 2011 - 2011 69,400 - 105,000 Expert opinion [R1180] 2002 - 2011 INC [R1180] 850 2012
interior, Mississippi Valley 2011 - 2011 221,000 - 318,000 Expert opinion [R1180] 2002 - 2011 STA [R1180] 2700 2012
maxima, Giant (Mississippi flyway) 2011 - 2011 1,620,000 - 1,630,000 Expert opinion [R1180] 2002 - 2011 INC [R1180] 16300 2012 [P2043]
interior, Eastern Prairie 2011 - 2011 168,000 - 218,000 Expert opinion [R1180] 2002 - 2011 DEC [R1180] 1900 2012
moffitti/maxima Western Prairie/Great Plains 2011 - 2011 499,000 - 499,000 Expert opinion [R1180] 2002 - 2011 DEC [R1180] 5000 2012
Branta hutchinsii (Cackling Goose)
hutchinsii/parvipes Western Tall Grass Prairie 2011 - 2011 128,000 - 322,000 Expert opinion [R1180] 2002 - 2011 INC [R1180] 2000 2012 [P1028]
hutchinsii/parvipes Eastern Tall Grass Prairie 2011 - 2011 427,000 - 428,000 Expert opinion [R1180] 1992 - 2001 STA [R651] 4300 2012 [P1029]
Branta leucopsis (Barnacle Goose)
East Greenland/Scotland & Ireland 1999 - 2009 70,500 - 70,500 Census based [R866] 1999 - 2009 INC Good [R866] [R888] 710 2012 [T5864]
Svalbard/South-west Scotland 1999 - 2009 30,000 - 30,000 Census based [R866] 1999 - 2009 INC Good [R866] [R888] 300 2012 [T5865]
Russia/Germany & Netherlands 1999 - 2009 770,000 - 770,000 Census based [R866] 1997 - 2007 INC Good [R866] [R888] 7700 2012 [T5866]
Branta bernicla (Brent Goose)
bernicla, Western Siberia/Western Europe 2000 - 2010 200,000 - 280,000 Census based [R1299] 1999 - 2009 DEC Good [R866] [R888] 2400 2012 [T5867]
nigricans, Japan (non-bre) 2010 - 2011 2,500 - 3,000 Expert opinion [R1287] [R1290] 2000 - 2010 INC Reasonable [R1290] [R1287] 25 2012 [P2449] [S7937]
hrota, Svalbard/Denmark & UK 1999 - 2009 7,600 - 7,600 Census based [R866] 1999 - 2009 INC Good [R866] 75 2012 [T5869]
hrota, Canada & Greenland/Ireland 1999 - 2009 40,000 - 40,000 Census based [R866] 1999 - 2009 INC Good [R866] 400 2012 [T5870]
hrota, USA East Coast (non-bre) 2011 - 2011 148,000 - 149,000 Expert opinion [R1180] 2002 - 2011 STA [R1180] 1500 2012
hrota/nigricans, western Canadian high Arctic (bre) 2011 - 2011 8,500 - 8,500 Expert opinion [R1180] 2002 - 2011 INC [R1180] 85 2012 [P2060]
nigricans, E Pacific (non-bre) 2011 - 2011 147,000 - 148,000 Expert opinion [R1180] 2002 - 2011 INC [R1180] 1500 2012 [P2061]
nigricans, China (non-bre) 0 - 0 2,500 - 5,700 Best guess [R1287] 0 - 0 Unknown No idea [R1287] 40 2012 [P2450] [S7044]
Branta ruficollis (Red-breasted Goose)
Northern Siberia/Black Sea & Caspian 1996 - 2006 44,000 - 44,000 Expert opinion [R866] 1996 - 2006 DEC Reasonable [R866] [R888] 440 2012 [T5887]
Cereopsis novaehollandiae (Cape Barren Goose)
novaehollandiae 2004 - 2011 10,000 - 25,000 Best guess [R341] [R1028] 2001 - 2010 STA? No idea [R1101] 250 2012 [S7058]
grisea 2009 - 2009 975 - 975 Expert opinion [R1076] 2000 - 2009 STA Reasonable [R1076] 10 2012 [S7059]
Stictonetta naevosa (Freckled Duck)
E Australia 1999 - 2010 10,000 - 25,000 Best guess [R267] [R341] [R1148] 1982 - 2011 FLU Reasonable [R1148] [R267] 250 2012 [P1462] [T3960]
SW Australia 1999 - 2005 500 - 1,000 Expert opinion [R267] [R341] [R1116] [R1146] 1982 - 2011 DEC? No idea [R1101] 7 2012 [P1463] [S7589]
Cyanochen cyanoptera (Blue-winged Goose)
Ethiopia 2005 - 2005 5,000 - 15,000 [R64] 1995 - 2005 STA [R64] 85 2012
Chloephaga melanoptera (Andean Goose)
Andean South America 0 - 0 25,000 - 100,000 Best guess [R555] 1990 - 2000 STA [R570] 1000 2012
Chloephaga picta (Upland Goose)
picta 2011 - 2011 50,000 - 150,000 Expert opinion [R1143] 2001 - 2010 DEC Good [R119] 870 2012
leucoptera 0 - 0 138,000 - 255,000 [R709] 1971 - 1981 STA [R605] 1900 2012
Chloephaga hybrida (Kelp Goose)
hybrida 2001 - 2001 25,000 - 100,000 Best guess [R570] 1982 - 1992 STA [R119] 1000 2012
malvinarum 0 - 0 30,000 - 54,000 [R709] 0 - 0 Unknown No idea 400 2012
Chloephaga poliocephala (Ashy-headed Goose)
South America 2011 - 2011 25,000 - 100,000 Best guess [R1143] 2001 - 2010 DEC Good [R119] 1000 2012 [P2087]
Chloephaga rubidiceps (Ruddy-headed Goose)
Tierra del Fuego (bre) 2008 - 2008 744 - 1,000 Census based [R1029] 2001 - 2008 DEC Good [R119] 9 2012
Falkland Islands (Malvinas) 0 - 0 42,000 - 81,000 [R709] 1975 - 1992 STA [R310] 580 2012
Neochen jubata (Orinoco Goose)
N South America 1993 - 1993 25,000 - 100,000 Best guess [R119] 1990 - 2000 DEC [R627] 1000 2012
Alopochen aegyptiaca (Egyptian Goose)
West Africa 2006 - 2006 5,000 - 10,000 Expert opinion [R192] [R648] 1991 - 2001 DEC Poor [R190] [R648] 70 2012
Eastern & Southern Africa 1990 - 1995 200,000 - 500,000 Expert opinion [R578] 1991 - 2001 STA Poor [R190] 3200 2012
Alopochen mauritiana (Mauritius Shelduck)
Mauritius 2005 - 2005 0 - 0 [R64] 1698 - 2005 EXT [R64] -1 0 [P500] [S6599]
Alopochen kervazoi (Reunion Shelduck)
Reunion Island 0 - 0 0 - 0 [R62] 1900 - 2004 EXT [R62] -1 0 [P577] [S6673]
Tadorna ferruginea (Ruddy Shelduck)
Ethiopia 0 - 0 30 - 80 [R221] 1991 - 2001 DEC [R190] 1 2012
North-west Africa 1989 - 1999 3,000 - 3,000 Expert opinion [R273] 1989 - 1999 DEC Poor [R273] 30 2012
East Mediterranean & Black Sea/North-east Africa 1989 - 1989 20,000 - 20,000 Expert opinion [R456] 0 - 0 Unknown No idea 200 2012 [T5904]
Western Asia & Caspian/Iran & Iraq 1997 - 1999 50,000 - 50,000 Expert opinion [R257] 1997 - 2007 Unknown No idea 500 2012 [T5905]
S & SE Asia (non-bre) 0 - 0 50,000 - 50,000 [R407] 0 - 0 Unknown No idea 500 2012 [S7076]
E Asia (non-bre) 0 - 0 50,000 - 100,000 [R455] 0 - 0 Unknown No idea 710 2012
Tadorna cana (South African Shelduck)
Southern Africa 1996 - 1996 50,000 - 50,000 Census based [R295] 1997 - 2007 DEC Poor [R888] 500 2012 [T5908]
Tadorna variegata (Paradise Shelduck)
New Zealand 0 - 0 150,000 - 180,000 [R705] 1982 - 1992 STA [R705] 1600 2012
Tadorna tadornoides (Australian Shelduck)
SW Australia 1989 - 2008 51,600 - 240,000 Expert opinion [R287] [R1112] 0 - 0 Unknown No idea 1100 2012 [P2102] [S7079] [T5909]
SE Australia 2008 - 2011 100,000 - 1,000,000 Best guess [R1028] [R1101] [R1112] [R1148] 1982 - 2011 FLU Reasonable [R1148] 10000 2012 [P2103] [S7080] [T5910]
Tadorna cristata (Crested Shelduck)
NE Asia 2005 - 2005 0 - 50 [R64] 1964 - 2005 EXT? [R64] 1 2012 [S7082]
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Copyright Wetlands International 2012

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