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Taxonomie




Ordre
Famille
Espèce
Population
Abandonné Année d’estimation de la taille Taille de population Qualité de l’estimation de la taille Références bibliographiques sur la taille Année d’estimation de la tendance Tendance Qualité de l’estimation de la tendance Références bibliographiques sur la tendance Seuil de 1% de la population Année de seuil Notes
Gruiformes
Rallidae
Rallus longirostris (Mangrove Rail)
longirostris 0 - 0 -1 - -1 0 - 0 Unknown No idea -1 0
cypereti 0 - 0 -1 - -1 0 - 0 Unknown No idea -1 0
phelpsi 2011 - 2011 10,000 - 10,000 Best guess [R1182] 2006 - 2010 FLU Poor [R1182] 100 2012
margaritae 2011 - 2011 10,000 - 10,000 Best guess [R1182] 2006 - 2010 FLU Poor [R1182] 100 2012
Rallus obsoletus (Ridgway's Rail)
obsoletus 2005 - 2008 1,400 - 1,450 Expert opinion [R1119] 2000 - 2008 INC [R1119] 15 2012
Rallus longirostris (Mangrove Rail)
pelodramus 0 - 0 -1 - -1 0 - 0 Unknown No idea -1 0
crassirostris 0 - 0 -1 - -1 0 - 0 Unknown No idea -1 0
Rallus obsoletus (Ridgway's Rail)
levipes 2007 - 2007 1,320 - 1,330 Expert opinion [R1178] 1980 - 2007 INC [R1178] 15 2012 [S6096] [T4542]
yumanensis 1998 - 2008 5,200 - 8,380 [R1089] [R1276] 1998 - 2008 STA? No idea [R1089] 65 2012 [S6097]
beldingi 0 - 0 -1 - -1 0 - 0 Unknown No idea -1 0
Rallus tenuirostris (Mexican Rail)
tenuirostris 0 - 0 -1 - -1 0 - 0 Unknown No idea -1 0
Charadriiformes
Scolopacidae
Gallinago delicata (Wilson's Snipe)
delicata 0 - 0 2,000,000 - 2,000,000 [R473] 2003 - 2012 STA Good [R1007] 20000 2012 [P783]
Laridae
Larus armenicus (Armenian Gull)
Armenia, Eastern Turkey & NW Iran 1999 - 1999 69,000 - 75,000 Expert opinion [R557] 1990 - 2000 STA No idea [R66] 720 2012
Anseriformes
Anatidae
Oxyura ferruginea (Andean Duck)
andina 2011 - 2011 10,000 - 10,000 Expert opinion [R1010] 2001 - 2010 DEC Reasonable [R348] 100 2012 [P1365]
ferruginea, S American Andes 0 - 0 25,000 - 100,000 Best guess [R214] 1985 - 1995 DEC [R348] 1000 2012 [P1366]
Ciconiiformes
Ardeidae
Ixobrychus dubius (Australian Little Bittern)
dubius 1994 - 2010 1 - 10,000 Best guess [R341] [R1025] [R1041] [R1044] [R1103] 1982 - 2011 DEC? No idea [R1101] 100 2012 [P1820] [S7783] [T5714]
Threskiornithidae
Theristicus branickii (Andean Ibis)
branickii, W South America 0 - 0 -1 - -1 0 - 0 Unknown No idea -1 0 [P1916]
Anseriformes
Anatidae
Sarkidiornis sylvicola (American Comb Duck)
sylvicola 2005 - 2011 25,000 - 100,000 Best guess [R1070] [R1092] [R1183] [R1191] 2001 - 2010 DEC Poor [R15] 1000 2012 [P2133]
Gaviiformes
Gaviidae
Gavia stellata (Red-throated Loon)
North-west Europe (win) 1990 - 2000 150,000 - 450,000 Expert opinion [R63] 1990 - 2000 STA Poor [R63] 2600 2012
Caspian, Black Sea & East Mediterranean (win) 1990 - 2000 1 - 10,000 Best guess [R63] 1990 - 2000 STA No idea [R66] 100 2012 [S7046]
E Asia (non-bre) 0 - 0 10,000 - 100,000 Best guess [R714] 0 - 0 Unknown No idea 1000 2012
North America 0 - 0 40,000 - 40,000 [R40] 1977 - 1993 DEC [R40] 400 2012 [S7048] [T5878]
Gavia arctica (Arctic Loon)
arctica, Central Siberia/Caspian 0 - 0 -1 - -1 No estimate 0 - 0 Unknown No idea -1 0
arctica, Northern Europe & Western Siberia/Europe 1990 - 2000 250,000 - 500,000 Expert opinion [R63] 1990 - 2000 DEC Poor [R63] 3500 2012
viridigularis 1987 - 1991 25,000 - 1,000,000 Best guess [R519] 0 - 0 INC Reasonable 10000 2012 [T5880]
Gavia pacifica (Pacific Loon)
E Asia 1987 - 1991 25,000 - 100,000 Best guess [R519] 0 - 0 Unknown No idea 1000 2012 [P2072]
North America 2000 - 2000 900,000 - 1,500,000 [R687] 1971 - 1993 STA [R277] 11600 2012
Gavia immer (Common Loon)
Europe (win) 1985 - 2000 5,000 - 5,000 Expert opinion [R389] 1990 - 2000 STA No idea [R66] 50 2012
North America 0 - 0 607,000 - 635,000 Expert opinion [R1064] 0 - 0 No idea [R1064] 6200 2012 [T5884]
Gavia adamsii (Yellow-billed Loon)
Northern Europe (win) 2000 - 2005 1 - 10,000 Best guess [R668] 1990 - 2000 STA No idea [R66] 100 2012
North America 0 - 0 16,000 - 16,000 [R204] 0 - 0 Unknown No idea 160 2012 [S7056]
Podicipediformes
Podicipedidae
Rollandia rolland (White-tufted Grebe)
rolland 0 - 0 2,250 - 4,200 [R709] 0 - 0 Unknown No idea 30 2012
chilensis 1987 - 1991 100,000 - 100,000 [R497] 1990 - 2000 STA [R570] 1000 2012
morrisoni 1987 - 1991 1,000 - 1,000 [R497] 1977 - 1995 DEC [R497] 10 2012
Rollandia microptera (Titicaca Grebe)
microptera 2003 - 2003 1,600 - 1,600 Census based [R1024] 2003 - 2005 DEC Good [R495] 15 2012
Tachybaptus ruficollis (Little Grebe)
ruficollis, Europe & North-west Africa 1990 - 2000 300,000 - 510,000 Expert opinion [R63] 1997 - 2007 INC Reasonable [R888] 3900 2012 [T5225]
collaris 2001 - 2001 1 - 10,000 Best guess [R202] 0 - 0 Unknown No idea 100 2012
iraqensis 1987 - 1991 6,000 - 6,000 [R497] 0 - 0 Unknown No idea 60 2012
capensis, Sub-Saharan Africa 2001 - 2001 100,000 - 1,000,000 Best guess [R190] 0 - 0 Unknown No idea 10000 2012 [P1386]
albescens 0 - 0 100,000 - 1,000,000 Best guess [R32] 0 - 0 Unknown No idea 10000 2012 [P1387] [S7519]
poggei 2001 - 2001 100,000 - 1,000,000 Best guess [R124] 1990 - 2000 DEC [R693] 10000 2012 [P1388]
philippensis 0 - 0 -1 - -1 0 - 0 Unknown No idea -1 0 [P1389]
cotabato 0 - 0 -1 - -1 0 - 0 Unknown No idea -1 0
tricolor 0 - 0 -1 - -1 No estimate [R1081] 2001 - 2010 Unknown No idea -1 0 [S7523]
vulcanorum 0 - 0 -1 - -1 0 - 0 Unknown No idea -1 0 [P1392]
Tachybaptus rufolavatus (Alaotra Grebe)
Madagascar 0 - 0 1 - 10 1990 - 2000 DEC/EXT [R302] 1 2012 [P1404] [S7535]
Tachybaptus novaehollandiae (Australasian Grebe)
novaehollandiae 1994 - 2011 25,000 - 1,000,000 Best guess [R341] [R495] [R1101] 2001 - 2010 Unknown No idea 10000 2012 [S7525]
leucosternos 0 - 0 100 - 500 [R41] 1990 - 1998 INC [R41] 2 2012
rennellianus 2001 - 2001 100 - 500 [R202] 0 - 0 Unknown No idea 2 2012 [P1395]
javanicus 2006 - 2006 1 - 10,000 Best guess [R668] 0 - 0 Unknown No idea 100 2012
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Copyright Wetlands International 2012

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