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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
Thalasseus sandvicensis (Sandwich Tern)
sandvicensis, Black Sea & Mediterranean (bre) 1990 - 2000 61,000 - 197,000 Expert opinion [R63] 1990 - 2000 FLU Poor [R63] 1100 2012
sandvicensis, West & Central Asia/South-west & South Asia 1990 - 1991 110,000 - 110,000 Expert opinion [R414] 0 - 0 Unknown 1100 2012
acuflavidus, N & C American coast Virginia to Belize, Caribbean 0 - 0 100,000 - 100,000 [R165] 0 - 0 Unknown No idea 1000 2012
acuflavidus, S Caribbean (bre) 0 - 0 35,000 - 37,000 [R494] 0 - 0 Unknown No idea 360 2012 [P1186]
acuflavidus, E Brazil - Argentina (bre) 0 - 0 18,400 - 21,400 [R227] 0 - 0 Unknown No idea 200 2012 [P1187] [S7343]
Thalasseus bernsteini (Chinese Crested Tern)
E China (bre) 2005 - 2005 1 - 50 [R64] 0 - 0 Unknown No idea 1 2012
Thalasseus maximus (Royal Tern)
albidorsalis, West Africa (bre) 2004 - 2004 225,000 - 225,000 Expert opinion [R679] 1991 - 2001 STA/INC No idea [R190] 2300 2012
maxima, W Atlantic (bre) 0 - 0 139,000 - 139,000 [R387] 0 - 0 Unknown No idea 1400 2012
maxima, E Pacific (bre) 0 - 0 10,900 - 10,900 [R387] 0 - 0 Unknown No idea 110 2012
Thalasseus bergii (Greater Crested Tern)
bergii, Southern Africa (Angola - Mozambique) 1994 - 1996 20,000 - 20,000 Expert opinion [R295] 1990 - 2000 STA? No idea [R196] 200 2012 [P1172]
enigma, Madagascar & Mozambique/Southern Africa 2001 - 2001 7,500 - 10,000 Expert opinion [R190] 0 - 0 Unknown 85 2012 [P1173]
thalassinus, Eastern Africa & Seychelles 2001 - 2001 1,300 - 1,700 Expert opinion [R190] 0 - 0 Unknown 15 2012 [P1174]
velox, Red Sea & North-east Africa 2004 - 2004 20,000 - 20,000 Expert opinion [R192] 0 - 0 Unknown 200 2012 [P1175]
velox, Persian Gulf & Indian Ocean (bre) 0 - 0 100,000 - 1,000,000 Best guess [R192] 0 - 0 Unknown No idea 10000 2012 [P1176] [S7334]
gwendolenae 0 - 0 -1 - -1 0 - 0 Unknown No idea -1 0
cristatus 1995 - 1995 100,000 - 1,000,000 Best guess [R313] [R1101] 1982 - 2011 STA/INC? No idea [R1126] 10000 2012 [S7336] [T4517]
Sterna aurantia (River Tern)
S & SE Asia 0 - 0 50,000 - 100,000 [R32] 1977 - 1991 DEC [R519] 710 2012 [S7321]
Sterna dougallii (Roseate Tern)
dougallii, Southern Africa 2003 - 2003 750 - 780 Expert opinion [R418] [R637] 1998 - 2002 INC Reasonable [R637] [R664] 8 2012
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 260 2012 [P1192]
dougallii, Europe (bre) 1990 - 2000 5,400 - 5,700 Expert opinion [R63] 1990 - 2000 INC Poor [R63] 55 2012
arideensis, Madagascar, Seychelles & Mascarenes 2001 - 2001 12,000 - 15,000 Expert opinion [R190] 1991 - 2001 DEC Poor [R190] 130 2012 [P1194]
bangsi, North Arabian Sea (Oman) 1990 - 1994 1 - 600 Expert opinion [R579] 0 - 0 Unknown 1 2012 [P1195]
dougalli, W Atlantic (bre): Nova Scotia - New York 0 - 0 11,700 - 11,700 [R387] 0 - 0 DEC [R414] 120 2012 [P1196]
dougalli, W Atlantic (bre): Florida Keys & Caribbean Basin 0 - 0 13,000 - 13,100 [R387] 0 - 0 Unknown No idea 130 2012 [P1197]
korustes 0 - 0 1 - 10,000 [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 [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 0 - 0 Unknown No idea -1 0 [P1202]
Sterna sumatrana (Black-naped Tern)
sumatrana 0 - 0 -1 - -1 No estimate 0 - 0 Unknown No idea -1 0 [S7357]
mathewsi 0 - 0 -1 - -1 0 - 0 Unknown No idea -1 0
Sterna hirundinacea (South American Tern)
S South America 0 - 0 25,000 - 1,000,000 Best guess [R165] 1990 - 2000 DEC [R570] 10000 2012
Sterna hirundo (Common Tern)
hirundo, W Africa (bre) 2001 - 2001 1,200 - 1,200 [R190] 0 - 0 Unknown No idea 10 2012
minussensis 0 - 0 -1 - -1 0 - 0 Unknown No idea -1 0
longipennis 1993 - 2006 30,000 - 70,000 Best guess [R813] [R1036] [R1039] [R1056] 0 - 0 Unknown No idea 460 2012 [S7362] [T5507]
hirundo, Southern & Western Europe (bre) 2009 - 2009 160,000 - 200,000 Expert opinion [R837] [R878] 1990 - 2000 STA Poor [R63] [R602] 1800 2012
hirundo, Northern & Eastern Europe (bre) 2009 - 2009 640,000 - 1,500,000 Expert opinion [R837] [R878] 1990 - 2000 STA Poor [R63] [R602] 9800 2012
hirundo, Western Asia (bre) 1987 - 1991 25,000 - 1,000,000 Best guess [R519] 0 - 0 Unknown 10000 2012
hirundo, North America: Atlantic coast (bre) 0 - 0 270,000 - 270,000 [R489] 1966 - 2000 STA [R563] 2700 2012 [P1214]
hirundo, North America: Great Lakes (bre) 1976 - 2000 27,100 - 33,600 Expert opinion [R1289] 1976 - 2000 DEC Good [R1289] 300 2012 [P1215] [S7367] [T5512]
hirundo, North America: Interior (bre) 2001 - 2011 450,000 - 450,000 [R489] 0 - 0 Unknown No idea 4500 2012 [P1216] [S7368]
hirundo, Bermuda to Caribbean (bre) 2006 - 2007 900 - 2,500 [R1021] 0 - 0 Unknown No idea 15 2012 [P1217] [S7369]
tibetana 1987 - 1991 10,000 - 100,000 Best guess [R519] 0 - 0 Unknown No idea 1000 2012 [P1218]
Sterna paradisaea (Arctic Tern)
Western Eurasia (bre) 1990 - 2000 1,000,000 - 1,000,001 Best guess [R63] [R178] 1990 - 2000 STA No idea [R66] 20000 2012 [P1219]
N North America (bre) 0 - 0 1,000,000 - 1,000,001 Best guess [R299] 1994 - 2004 DEC [R299] 20000 2012 [P1220] [S7372]
Sterna vittata (Antarctic Tern)
vittata, P.Edward, Marion, Crozet & Kerguelen/South Africa 2001 - 2003 6,700 - 8,000 Expert opinion [R196] 1990 - 2000 STA No idea [R66] 75 2012
sanctipauli 0 - 0 1,200 - 1,200 [R636] 1988 - 2001 DEC [R636] 10 2012 [P1223] [S7374]
tristanensis, Tristan da Cunha & Gough/South Africa 2003 - 2003 2,400 - 4,500 Expert opinion [R636] 1990 - 2000 STA No idea [R66] 35 2012
georgiae 0 - 0 9,450 - 17,700 [R165] 0 - 0 Unknown No idea 130 2012 [S7376]
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Citation: Wetlands International (). "Waterbird Population Estimates" . Retrieved from wpe.wetlands.org on