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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
Pelicaniformes
Phalacrocoracidae
Phalacrocorax harrisi (Flightless Cormorant)
Galapagos Is 2006 - 2006 1,670 - 1,680 Census based [R1024] 0 - 0 Unknown No idea 15 2012
Phalacrocorax perspicillatus (Spectacled Cormorant)
Commander Is 1966 - 1966 0 - 0 [R275] 0 - 1850 EXT [R275] -1 0
Anhingidae
Anhinga anhinga (Anhinga)
anhinga 2005 - 2011 25,000 - 100,000 Best guess [R1092] [R1141] [R1183] [R1191] 2001 - 2010 STA Reasonable [R1092] [R1183] [R1191] [R1141] 1000 2012
leucogaster 2005 - 2007 25,000 - 100,000 Best guess [R1001] [R1021] [R1114] 1980 - 1996 DEC [R243] 1000 2012 [S7598]
Anhinga rufa (African Darter)
rufa, W Africa 2001 - 2001 1 - 25,000 Best guess [R190] 1991 - 2001 STA [R190] 250 2012 [P1478]
rufa, S & E Africa 2001 - 2001 25,000 - 100,000 Best guess [R190] 1991 - 2001 STA [R190] 1000 2012 [P1479]
vulsini 0 - 0 500 - 1,500 [R726] 1991 - 2001 DEC [R301] 9 2012 [P1480] [S6324]
chantrei 1987 - 1991 1 - 50 [R519] 1977 - 1991 DEC [R519] 1 2012 [P1481]
Anhinga melanogaster (Oriental Darter)
South Asia 1987 - 1991 4,000 - 4,000 [R519] 1990 - 2005 DEC [R64] 40 2012
SE Asia 0 - 0 1 - 10,000 Best guess [R125] 1990 - 2005 DEC [R64] 100 2012 [S6327]
Anhinga novaehollandiae (Australasian Darter)
Australia, New Guinea 1995 - 2004 10,000 - 100,000 Best guess [R286] [R341] 1982 - 2011 FLU Poor [R1101] 1000 2012 [P1484] [S6328]
Ciconiiformes
Ardeidae
Ardea cinerea (Grey Heron)
cinerea, Sub-Saharan Africa 1990 - 2000 100,000 - 1,000,000 Best guess [R232] 1991 - 2001 STA Poor [R190] 10000 2012
cinerea, Northern & Western Europe 2000 - 2000 263,000 - 286,000 Expert opinion [R431] 1997 - 2007 INC Reasonable [R888] 2700 2012 [T5385]
cinerea, Central & Eastern Europe 2000 - 2000 189,000 - 256,000 Expert opinion [R280] [R431] 1995 - 2005 INC Poor [R668] 2200 2012 [P1634]
cinerea, West & South-west Asia (bre) 2002 - 2002 25,000 - 1,000,000 Best guess [R579] 1997 - 2007 INC Poor [R888] 10000 2012 [P1635] [T5387]
monicae 0 - 0 7,500 - 12,500 [R118] 1984 - 1997 STA [R280] 95 2012 [P1636]
firasa 2001 - 2001 5,000 - 5,000 [R190] 1991 - 2001 DEC [R301] 50 2012
cinerea, South Asia 0 - 0 100,000 - 100,000 [R32] 0 - 0 Unknown No idea 1000 2012 [P1638]
jouyi, E, SE Asia 1987 - 1991 100,000 - 1,000,000 Best guess [R519] 0 - 0 Unknown No idea 10000 2012
jouyi, Sumatra 0 - 0 1,000 - 2,000 [R395] 0 - 0 Unknown No idea 15 2012 [P1640]
Ardea herodias (Great Blue Heron)
herodias, C & NE North America 0 - 0 124,000 - 125,000 Best guess [R1115] 1966 - 2000 INC [R563] 1200 2012 [S7607]
cognata 2004 - 2004 1,000 - 1,000 Best guess [R1240] 0 - 0 Unknown No idea 10 2012
herodias, W North America 0 - 0 -1 - -1 1966 - 2000 STA [R563] -1 0 [P1643] [S7609]
herodias, W North America, N Mexico 0 - 0 -1 - -1 0 - 0 Unknown No idea -1 0 [P1644] [S7610]
herodias, Baja California, Mexico 0 - 0 -1 - -1 0 - 0 Unknown No idea -1 0 [P1645]
fannini 1997 - 2007 9,500 - 11,000 Census based [R1050] 1997 - 2007 DEC [R1050] 100 2012 [S7612]
wardi 0 - 0 -1 - -1 1966 - 2000 INC [R563] -1 0
occidentalis, Florida 2006 - 2006 1,500 - 1,500 Expert opinion [R1115] 1980 - 2007 DEC [R1187] 15 2012
occidentalis, Caribbean 0 - 0 -1 - -1 No estimate 0 - 0 Unknown No idea -1 0 [S7615]
occidentalis, Central America 2005 - 2005 29,800 - 122,000 Expert opinion [R1114] 0 - 0 Unknown No idea 600 2012
Ardea cocoi (Cocoi Heron)
South America, Panama 2005 - 2011 100,000 - 1,000,000 Best guess [R1092] [R1141] [R1158] [R1183] [R1191] 2001 - 2010 STA Poor [R1092] [R1141] [R1158] [R1183] [R1191] 10000 2012
Ardea pacifica (White-necked Heron)
Australia 2004 - 2011 10,000 - 25,000 Best guess [R341] [R1101] 1982 - 2011 FLU Poor [R1101] [R341] 250 2012 [S7618]
Ardea alba (Great White Egret)
alba, W, C & SE Europe/Black Sea & Mediterranean 2006 - 2006 38,800 - 54,300 Expert opinion [R668] 1996 - 2006 INC Reasonable [R888] 460 2012 [P1672] [T5423]
alba, Western Asia/South-west Asia 2002 - 2002 25,000 - 100,000 Best guess [R579] 1997 - 2007 DEC? No idea [R888] 1000 2012 [T5424]
melanorhynchos, Sub-Saharan Africa & Madagascar 2001 - 2001 100,000 - 500,000 Expert opinion [R190] 1991 - 2001 INC Poor [R910] 2200 2012
egretta, North America 0 - 0 270,000 - 270,000 [R387] 1966 - 2000 INC [R563] 2700 2012
egretta, Mexico 0 - 0 -1 - -1 0 - 0 Unknown No idea -1 0 [P1676]
egretta, Central America 2005 - 2005 52,500 - 180,000 [R1114] 2005 - 2005 STA? No idea [R1114] 970 2012 [P1677]
egretta, Caribbean 2006 - 2007 11,100 - 30,500 [R1021] 0 - 0 Unknown No idea 180 2012 [P1678] [S7643]
egretta, South America 2005 - 2011 1,000,000 - 1,000,001 Best guess [R1092] [R1141] [R1158] [R1183] [R1191] 2001 - 2010 STA Poor [R1191] [R1183] 20000 2012 [P1679]
modestus, South Asia (non-bre) 2001 - 2005 25,000 - 100,000 Best guess [R20] [R662] 1977 - 1991 STA [R519] 1000 2012 [P2422] [S7645]
modestus, E Asia (non-bre) 2001 - 2001 10,000 - 100,000 Best guess [R20] 1987 - 1991 DEC [R519] 1000 2012 [P2423] [S7646]
modestus, Indonesia 0 - 0 -1 - -1 0 - 0 Unknown No idea -1 0 [P2424]
modestus, Australia 1995 - 2011 25,000 - 100,000 Best guess [R286] [R341] [R1101] 1982 - 2011 FLU Poor [R1101] [R341] 1000 2012 [P2425] [S7648]
modestus, New Zealand 0 - 0 100 - 100 [R534] 0 - 0 Unknown No idea 1 2012 [P2426]
Ardea brachyrhyncha (Yellow-billed Egret)
Sub-Saharan Africa 2001 - 2001 25,000 - 100,000 Best guess [R190] 1991 - 2001 STA Poor [R190] 1000 2012 [P1680]
Ardea intermedia (Intermediate Egret)
intermedia, South Asia 0 - 0 25,000 - 100,000 Best guess [R20] 0 - 0 Unknown No idea 1000 2012 [P1681] [S7651]
intermedia, E, SE Asia 0 - 0 25,000 - 100,000 Best guess [R20] 0 - 0 Unknown No idea 1000 2012 [S7652]
Ardea plumifera (Plumed Egret)
plumifera 1995 - 2011 100,000 - 1,000,000 Best guess [R286] [R341] [R1101] [R1112] 1982 - 2011 DEC? No idea [R1113] [R1022] 10000 2012 [P1683] [S7653] [T5584]
Ardea melanocephala (Black-headed Heron)
Sub-Saharan Africa 2001 - 2001 100,000 - 500,000 Expert opinion [R190] 1991 - 2001 INC Poor [R190] 2200 2012
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Copyright Wetlands International 2012

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