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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
Ciconiiformes
Threskiornithidae
Platalea regia (Royal Spoonbill)
Australia, New Zealand 2004 - 2009 25,000 - 100,000 Best guess [R341] [R1149] [R1150] 1982 - 2011 FLU Poor [R1101] 1000 2012 [S6496] [T5783]
Threskiornis solitarius (Reunion Ibis)
Reunion 2005 - 2005 0 - 0 [R64] 1750 - 2005 EXT [R64] -1 0 [P529] [S6625]
Threskiornis aethiopicus (African Sacred Ibis)
Sub-Saharan Africa 2001 - 2001 200,000 - 450,000 Expert opinion [R190] 1995 - 2005 STA Poor [R668] 3000 2012
Iraq & Iran 1987 - 1991 200 - 200 Expert opinion [R519] 1987 - 1991 DEC Poor [R519] 2 2012
Threskiornis bernieri (Madagascar Sacred Ibis)
bernieri 0 - 0 1,200 - 2,500 [R301] 1985 - 2005 DEC [R668] 15 2012 [P898]
abbotti 0 - 0 300 - 750 [R552] 1991 - 2001 STA [R190] 5 2012 [P899]
Threskiornis melanocephalus (Black-headed Ibis)
South Asia 0 - 0 25,000 - 25,000 [R32] 1991 - 2001 STA [R319] 250 2012 [S6471]
SE Asia 0 - 0 1 - 10,000 Best guess [R108] 0 - 0 Unknown No idea 100 2012
E Asia 0 - 0 1 - 100 [R684] 1977 - 1991 DEC [R519] 1 2012
Threskiornis moluccus (Australian Ibis)
molucca 2006 - 2006 1 - 10,000 Best guess [R668] 1985 - 2005 STA [R668] 100 2012 [P1942] [S6474]
(strictipennis) 1995 - 2009 25,000 - 1,000,000 Best guess [R286] [R341] [R1027] [R1149] 1982 - 2011 FLU Poor [R1101] 10000 2012 [P1943] [S6475] [T5762]
pygmeus 2001 - 2001 1 - 10,000 Best guess [R202] 0 - 0 Unknown No idea 100 2012 [P1944]
Threskiornis spinicollis (Straw-necked Ibis)
Australia 1983 - 2009 100,000 - 1,000,000 Best guess [R341] [R1022] [R1023] [R1149] [R1150] 1982 - 2011 DEC? No idea [R1113] [R1023] [R1022] 10000 2012 [S6477]
Pseudibis papillosa (Red-naped Ibis)
S Asia 1987 - 1991 10,000 - 10,000 [R519] 0 - 0 Unknown No idea 100 2012
Pseudibis davisoni (White-shouldered Ibis)
Indochina 2010 - 2010 400 - 400 Expert opinion [R1213] 1950 - 2005 DEC [R64] 4 2012 [P1948] [S6479]
Borneo 0 - 0 1 - 50 [R730] 1950 - 2005 DEC [R64] 1 2012 [P1949]
Thaumatibis gigantea (Giant Ibis)
Indochina 2007 - 2007 300 - 300 Expert opinion [R1214] 1987 - 1997 DEC [R64] 3 2012 [P1957] [S6487]
Geronticus eremita (Northern Bald Ibis)
Morocco 2005 - 2005 227 - 227 Census based [R64] 1984 - 1994 DEC Good [R602] 2 2012
South-west Asia 2004 - 2004 7 - 7 Census based [R582] 1987 - 1991 DEC Good [R519] 1 2012
Geronticus calvus (Southern Bald Ibis)
Southern Africa 0 - 0 8,000 - 10,000 [R37] 1995 - 2005 DEC [R64] 90 2012 [S7896]
Nipponia nippon (Asian Crested Ibis)
China 2006 - 2006 350 - 350 [R668] 1981 - 2006 INC [R64] 4 2012 [P1958] [S6488]
Japan 2012 - 2012 75 - 85 Census based 2012 - 2012 INC Good 1 2012
Bostrychia olivacea (Olive Ibis)
olivacea 0 - 0 1 - 25,000 Best guess [R192] 1985 - 1995 DEC [R250] 250 2012 [S7886] [T5744]
cupreipennis 0 - 0 1 - 10,000 Best guess [R108] 0 - 0 Unknown No idea 100 2012 [P1925]
akeleyorum 0 - 0 1 - 10,000 Best guess [R108] 1991 - 2001 DEC [R190] 100 2012 [P1926]
rothschildi 0 - 0 1 - 10 [R562] 0 - 1910 EXT/DEC [R275] 1 2012
Bostrychia bocagei (Dwarf Ibis)
São Tomé 2005 - 2005 50 - 249 [R1215] 0 - 0 Unknown No idea 1 2012 [P1928] [S7890]
Bostrychia rara (Spot-breasted Ibis)
C Africa 0 - 0 200,000 - 500,000 [R192] 1990 - 2000 STA [R192] 3200 2012 [P1930] [S7892]
W Africa 0 - 0 1 - 10,000 Best guess [R192] 0 - 0 Unknown No idea 100 2012 [P1931] [S7893]
Bostrychia hagedash (Hadada Ibis)
hagedash 0 - 0 25,000 - 100,000 Best guess [R192] 0 - 0 Unknown No idea 1000 2012 [P1919] [S7881]
brevirostris 0 - 0 10,000 - 100,000 Best guess [R192] 0 - 0 Unknown No idea 1000 2012 [P1920]
nilotica 0 - 0 10,000 - 100,000 Best guess [R192] 0 - 0 Unknown No idea 1000 2012 [P1921]
brevirostris (erlangeri), C & E Africa 0 - 0 25,000 - 100,000 Best guess [R192] 0 - 0 Unknown No idea 1000 2012 [P1922]
Bostrychia carunculata (Wattled Ibis)
Ethiopia 0 - 0 1 - 25,000 Best guess [R220] 0 - 0 Unknown No idea 250 2012
Theristicus caerulescens (Plumbeous Ibis)
South America 2005 - 2011 50,000 - 100,000 Best guess [R1092] [R1183] [R1191] 2001 - 2010 STA Reasonable [R119] 710 2012
Theristicus caudatus (Buff-necked Ibis)
caudatus 0 - 0 25,000 - 100,000 Best guess [R108] 1982 - 1992 STA [R119] 1000 2012
hyperorius 2005 - 2011 25,000 - 100,000 Best guess [R1092] [R1183] 2001 - 2010 STA Poor [R1092] [R1183] 1000 2012
Theristicus branickii (Andean Ibis)
branickii, W South America 0 - 0 -1 - -1 0 - 0 Unknown No idea -1 0 [P1916]
Theristicus melanopis (Black-faced Ibis)
melanopis, South America 0 - 0 25,000 - 100,000 Best guess [R108] 1990 - 2000 STA [R570] 1000 2012
Cercibis oxycerca (Sharp-tailed Ibis)
South America 0 - 0 10,000 - 25,000 Best guess [R108] 0 - 0 Unknown No idea 250 2012
Mesembrinibis cayennensis (Green Ibis)
South America 0 - 0 50,000 - 100,000 [R108] 0 - 0 Unknown No idea 710 2012
Phimosus infuscatus (Bare-faced Ibis)
infuscatus 0 - 0 100,000 - 1,000,000 Best guess [R15] 1982 - 1992 STA [R119] 10000 2012
berlepschi 2011 - 2011 25,000 - 100,000 Best guess [R1092] [R1183] [R1191] 0 - 0 Unknown No idea 1000 2012
nudifrons 0 - 0 -1 - -1 0 - 0 Unknown No idea -1 0
Eudocimus albus (White Ibis)
Central & South America 2005 - 2011 110,000 - 329,000 Best guess [R1114] [R1158] [R1191] 2005 - 2011 STA Poor [R1191] 1900 2012 [T5493]
North America 2001 - 2004 209,000 - 209,000 [R1088] 1991 - 2004 INC [R1088] 2100 2012
Eudocimus ruber (Scarlet Ibis)
NE South America 0 - 0 100,000 - 150,000 [R108] 1970 - 1990 DEC [R245] 1200 2012
Plegadis falcinellus (Glossy Ibis)
Sub-Saharan Africa (bre) 2010 - 2010 100,000 - 1,000,001 Expert opinion [R910] 1990 - 2000 STA No idea [R66] 20000 2012 [S7856]
Madagascar 0 - 0 1 - 5,000 [R301] 1991 - 2001 DEC [R301] 1 2012 [P1895]
Black Sea & Mediterranean/West Africa 1990 - 2000 48,000 - 66,000 Expert opinion [R63] 1990 - 2000 DEC Poor [R63] 560 2012
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Copyright Wetlands International 2012

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