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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
Charadriiformes
Laridae
Gelochelidon nilotica (Common Gull-billed Tern)
affinis 0 - 0 -1 - -1 No quality assessment 0 - 0 Unknown No idea -1 -1 [P1145]
gronvoldi 2011 - 2011 25,000 - 100,000 Best guess [R1183] [R1191] 2001 - 2010 STA Poor [R1191] [R1183] 1000 2012 [P1146]
vanrossemi 2006 - 2007 2,100 - 2,400 No quality assessment [R1142] [R1162] 2006 - 2007 DEC No quality assessment [R1162] [R1142] 20 2012 [P1147] [S7305]
Gelochelidon macrotarsa (Australian Gull-billed Tern)
macrotarsa 2004 - 2004 25,000 - 100,000 Best guess [R341] 1982 - 2011 FLU Poor [R341] 1000 2012 [P1144] [S7302]
Hydroprogne caspia (Caspian Tern)
Southern Africa (bre) 2004 - 2004 2,000 - 2,000 Expert opinion [R192] [R638] 1997 - 2007 INC Reasonable [R888] 20 2012 [P1148] [T4487]
North America: Gulf Coast (bre) 0 - 0 6,900 - 6,900 No quality assessment [R707] 1970 - 2000 INC No quality assessment [R707] 70 2012 [P1149]
North America: Atlantic Coast (bre) 0 - 0 420 - 420 No quality assessment [R707] 1970 - 2000 DEC No quality assessment [R707] 4 2012 [P1150] [S7308]
North America: Great Lakes (bre) 0 - 0 19,200 - 19,200 No quality assessment [R1289] 1970 - 2000 INC Good [R1289] 190 2012 [P1151]
(strenua), Australia 1995 - 2004 10,000 - 100,000 Best guess [R313] [R341] [R1101] 1982 - 2011 STA? No idea [R1126] 1000 2012 [P1152] [S7310] [T4491]
(strenua), New Zealand 1995 - 2007 3,900 - 4,200 Census based [R1016] 1971 - 1995 STA Good [R1016] 40 2012 [P1153] [S7311] [T4492]
Baltic (bre) 2000 - 2000 4,500 - 5,300 Expert opinion [R63] 1990 - 2000 INC Reasonable [R63] 50 2012 [P2434] [T4493]
Black Sea (bre) 2000 - 2000 3,300 - 5,400 Best guess [R63] 1990 - 2000 INC Poor [R63] 40 2012 [P2435] [T4494]
Madagascar (bre) 2001 - 2001 1,000 - 2,000 No quality assessment [R190] 0 - 0 Unknown No idea 15 2012
West Africa (bre) 2001 - 2001 45,000 - 60,000 Expert opinion [R190] [R678] 1991 - 2001 STA Poor [R190] 520 2012
Caspian (bre) 1985 - 1997 9,000 - 16,500 Expert opinion [R579] 0 - 0 Unknown No quality assessment 120 2012
South Asia (non-bre) 0 - 0 50,000 - 100,000 No quality assessment [R32] 1977 - 1991 STA No quality assessment [R519] 710 2012 [S7317]
E & SE Asia (non-bre) 1987 - 1991 10,000 - 25,000 Best guess [R519] 1977 - 1991 INC No quality assessment [R519] 250 2012
North America: Pacific Coast (bre) 0 - 0 44,500 - 45,000 No quality assessment [R707] 1970 - 2000 INC No quality assessment [R707] 450 2012 [P1161]
North America: Central Canada (bre) 2006 - 2011 37,500 - 75,000 Expert opinion [R1274] 1970 - 2000 INC No quality assessment [R707] 530 2012 [P1162]
Larosterna inca (Inca Tern)
Peru & Chile 2011 - 2011 150,000 - 150,000 Expert opinion [R1024] 2001 - 2011 DEC No idea [R1024] 1500 2012
Chlidonias albostriatus (Black-fronted Tern)
New Zealand 2005 - 2005 2,000 - 10,000 No quality assessment [R64] 1985 - 2005 DEC No quality assessment [R64] 45 2012 [P1276]
Chlidonias hybrida (Whiskered Tern)
hybrida, Western Europe & North-west Africa (bre) 1990 - 2000 16,300 - 39,800 Expert opinion [R63] [R334] 1990 - 2000 STA Poor [R63] 250 2012
hybrida, Black Sea & East Mediterranean (bre) 1990 - 2000 98,000 - 108,000 Expert opinion [R63] 1990 - 2000 STA Poor [R63] 1000 2012
hybrida, Caspian (bre) 1987 - 1991 25,000 - 100,000 Best guess [R519] 1990 - 2000 STA No idea [R66] 1000 2012
delalandii, Eastern Africa (Kenya & Tanzania) 2001 - 2001 10,000 - 15,000 Expert opinion [R190] 1990 - 2000 STA No idea [R66] 120 2012 [P1280]
delalandii, Southern Africa (Malawi & Zambia to South Africa) 2001 - 2001 5,000 - 15,000 Expert opinion [R190] 1990 - 2000 STA No idea [R66] 85 2012
hybrida (indicus) 0 - 0 25,000 - 100,000 Best guess [R32] 0 - 0 Unknown No idea 1000 2012 [P1282] [S7433]
hybrida (swinhoei) 0 - 0 -1 - -1 No quality assessment 0 - 0 Unknown No idea -1 -1 [P1283]
javanicus 0 - 0 25,000 - 100,000 Best guess [R407] 0 - 0 Unknown No idea 1000 2012
javanicus (fluviatilis) 1993 - 2004 100,000 - 1,000,000 Best guess [R341] [R519] [R1085] 1982 - 2011 FLU Poor [R1126] [R341] 10000 2012 [P1285] [S7436] [T5146]
Chlidonias leucopterus (White-winged Tern)
Eastern Europe & Western Asia/Africa 1999 - 2000 3,000,000 - 3,000,000 Expert opinion [R107] 1990 - 2000 STA? No idea [R63] 30000 2012
Asia, Australasia 1993 - 2011 100,000 - 1,000,000 Best guess [R341] [R813] [R1099] [R1126] [R1149] 0 - 0 Unknown No idea 10000 2012 [S7438]
Chlidonias niger (Black Tern)
niger, Europe & Western Asia/Atlantic coast of Africa 1990 - 2000 500,000 - 1,000,000 Expert opinion [R63] 1990 - 2000 DEC Poor [R63] 7100 2012
surinamensis 2001 - 2011 300,000 - 750,000 No quality assessment [R387] 1966 - 2000 DEC No quality assessment [R563] 4700 2012 [S7440] [T5150]
Sterna aurantia (River Tern)
S & SE Asia 0 - 0 50,000 - 100,000 No quality assessment [R32] 1977 - 1991 DEC No quality assessment [R519] 710 2012 [S7321]
Sterna dougallii (Roseate Tern)
dougallii, Southern Africa X 2003 - 2003 750 - 780 Expert opinion [R418] [R637] 1998 - 2002 INC Reasonable [R637] [R664] 8 2012 [P1189]
bangsi, SE Asia 2004 - 2007 44,000 - 44,000 Census based [R1135] [R1137] 1998 - 2007 DEC Reasonable [R1135] 440 2012 [S7345] [T4526]
dougallii, East Africa 1983 - 1983 25,500 - 25,500 Expert opinion [R145] 0 - 0 Unknown No quality assessment 260 2012 [P1192]
dougallii, Europe (bre) 1990 - 2000 5,400 - 5,700 Expert opinion [R63] 1990 - 2000 INC Poor [R63] 55 2012
gracilis, Madagascar, Seychelles & Mascarenes X 2001 - 2001 12,000 - 15,000 Expert opinion [R190] 1991 - 2001 DEC Poor [R190] 130 2012 [P1194]
gracilis, North Arabian Sea (Oman) 1990 - 1994 1 - 600 Expert opinion [R579] 0 - 0 Unknown No quality assessment 1 2012 [P1195]
dougalli, W Atlantic (bre): Nova Scotia - New York 0 - 0 11,700 - 11,700 No quality assessment [R387] 0 - 0 DEC No quality assessment [R414] 120 2012 [P1196]
dougalli, W Atlantic (bre): Florida Keys & Caribbean Basin 0 - 0 13,000 - 13,100 No quality assessment [R387] 0 - 0 Unknown No idea 130 2012 [P1197]
korustes 0 - 0 1 - 10,000 No quality assessment [R414] 0 - 0 Unknown No idea 100 2012
gracilis 2004 - 2011 90,000 - 90,000 Expert opinion [R1135] [R1136] 0 - 0 Unknown No idea 900 2012 [S7353]
Sterna striata (White-fronted Tern)
striata 0 - 0 1,500,000 - 1,500,000 No quality assessment [R178] 0 - 0 Unknown No idea 15000 2012 [P1200]
incerta 2009 - 2009 180 - 180 Expert opinion [R1076] 2000 - 2009 STA Reasonable [R1076] 2 2012 [P1201] [S7355]
aucklandorna 0 - 0 -1 - -1 No quality assessment 0 - 0 Unknown No idea -1 -1 [P1202]
Sterna sumatrana (Black-naped Tern)
sumatrana 0 - 0 -1 - -1 No estimate 0 - 0 Unknown No idea -1 -1 [S7357]
mathewsi 0 - 0 -1 - -1 No quality assessment 0 - 0 Unknown No idea -1 -1
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Citation: Wetlands International (). "Waterbird Population Estimates" . Retrieved from wpe.wetlands.org on