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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
Gruiformes
Rallidae
Gymnocrex plumbeiventris (Bare-eyed Rail)
plumbeiventris 0 - 0 -1 - -1 0 - 0 Unknown No idea -1 0
hoeveni 0 - 0 -1 - -1 0 - 0 Unknown No idea -1 0
Hapalocrex flaviventer (Yellow-breasted Crake)
flaviventer 2011 - 2011 10,000 - 10,000 Best guess [R1073] [R1092] 0 - 0 Unknown No idea 100 2012
gossii 2005 - 2005 250 - 499 [R1001] 2005 - 2005 INC [R1001] 4 2012 [S6203]
hendersoni 2007 - 2007 50 - 100 [R1125] 0 - 0 Unknown No idea 1 2012 [S6204]
woodi 0 - 0 -1 - -1 0 - 0 Unknown No idea -1 0
bangsi 0 - 0 -1 - -1 0 - 0 Unknown No idea -1 0
Porzana fasciata (Black-banded Crake)
NW South America 0 - 0 -1 - -1 0 - 0 Unknown No idea -1 0 [P128]
Porzana spiloptera (Dot-winged Crake)
C E South America 2007 - 2007 2,500 - 10,000 Best guess [R1024] 1999 - 2008 DEC Poor [R64] 50 2012
Porzana albicollis (Ash-throated Crake)
albicollis 2005 - 2011 100,000 - 1,000,000 Best guess [R1092] [R1183] [R1191] 2001 - 2010 STA Reasonable [R1092] [R1183] [R1191] 10000 2012
olivacea 0 - 0 -1 - -1 0 - 0 Unknown No idea -1 0
Porzana carolina (Sora)
N America (bre) 0 - 0 -1 - -1 1966 - 2000 INC [R563] -1 0
Porzana porzana (Spotted Crake)
NC Asia (bre) 0 - 0 -1 - -1 0 - 0 Unknown No idea -1 0
Europe/Africa 1990 - 2000 100,000 - 1,000,000 Best guess [R63] 2000 - 2000 STA Reasonable [R63] 10000 2012
Porzana fluminea (Australian Crake)
Australia 0 - 0 -1 - -1 No estimate 1982 - 2011 FLU Poor [R1101] -1 0 [S6186]
Zapornia fusca (Ruddy-breasted Crake)
fusca 0 - 0 -1 - -1 0 - 0 Unknown No idea -1 0
zeylonica 0 - 0 -1 - -1 1991 - 2001 DEC [R319] -1 0
erythrothorax 0 - 0 -1 - -1 0 - 0 Unknown No idea -1 0
phaeopyga 0 - 0 -1 - -1 0 - 0 Unknown No idea -1 0
Zapornia paykullii (Band-bellied Crake)
E, SE Asia 0 - 0 -1 - -1 0 - 0 Unknown No idea -1 0
Zapornia akool (Brown Crake)
akool 0 - 0 -1 - -1 0 - 0 Unknown No idea -1 0
coccineipes 0 - 0 -1 - -1 0 - 0 Unknown No idea -1 0
Zapornia flavirostra (Black Crake)
Sub-Saharan Africa 1993 - 1993 1,000,000 - 1,000,001 Best guess [R555] 1990 - 2000 STA No idea [R66] 20000 2012
Zapornia parva (Little Crake)
Western Eurasia/Africa exc, illustris X 1990 - 2000 100,000 - 1,000,000 Best guess [R63] 1990 - 2000 DEC Poor [R63] 10000 2012 [P289]
(illustris) X 0 - 0 -1 - -1 0 - 0 Unknown No idea -1 0 [P290]
Zapornia pusilla (Baillon's Crake)
intermedia, Europe (bre) 1990 - 2000 2,000 - 10,000 Expert opinion [R63] 1990 - 2000 STA No idea [R66] 45 2012
intermedia, Eastern and Southern Africa, Madagascar 2001 - 2001 10,000 - 25,000 Best guess [R190] 0 - 0 Unknown No idea 250 2012 [P292]
pusilla 0 - 0 -1 - -1 0 - 0 Unknown No idea -1 0
mira 0 - 0 -1 - -1 0 - 0 Unknown No idea -1 0
mayri 0 - 0 -1 - -1 0 - 0 Unknown No idea -1 0
palustris 0 - 0 -1 - -1 No estimate 0 - 0 Unknown No idea -1 0 [S6181]
affinis 1993 - 1993 1 - 10,000 Best guess [R501] 0 - 0 Unknown No idea 100 2012
Zapornia astrictocarpus (St Helena Rail)
St Helena Is 0 - 0 0 - 0 [R498] 0 - 1502 EXT [R498] -1 0 [P521] [S6617]
Zapornia palmeri (Laysan Rail)
Laysan Is, Hawaii 0 - 0 0 - 0 [R275] 0 - 1944 EXT [R275] -1 0
Zapornia olivieri (Sakalava Rail)
Madagascar 2002 - 2002 250 - 1,000 [R303] 1995 - 2005 DEC [R64] 5 2012
Zapornia bicolor (Black-tailed Crake)
S & SE Asia 0 - 0 -1 - -1 0 - 0 Unknown No idea -1 0
Zapornia sandwichensis (Hawaiian Rail)
Hawaii 1966 - 1966 0 - 0 [R275] 0 - 1884 EXT [R275] -1 0
Zapornia nigra (Miller's Rail)
Tahiti 2005 - 2005 0 - 0 [R64] 1800 - 2005 EXT [R64] -1 0 [S6616]
Zapornia atra (Henderson Crake)
Henderson: Pitcairn Islands 2005 - 2005 6,200 - 6,200 [R64] 1987 - 2003 STA [R64] 60 2012
Zapornia tabuensis (Spotless Crake)
tabuensis 0 - 0 -1 - -1 No estimate 1982 - 2011 DEC? No idea [R1101] -1 0 [S6197]
edwardi 0 - 0 -1 - -1 0 - 0 Unknown No idea -1 0
richardsoni 0 - 0 -1 - -1 0 - 0 Unknown No idea -1 0
Zapornia monasa (Kosrae Crake)
E Caroline Islands 1966 - 1966 0 - 0 [R275] 0 - 1828 EXT [R275] -1 0
Amaurornis isabellina (Isabelline Bush-hen)
Sulawesi 0 - 0 -1 - -1 0 - 0 Unknown No idea -1 0
Amaurornis olivacea (Philippine Bush-hen)
Philippines 0 - 0 -1 - -1 0 - 0 Unknown No idea -1 0
Amaurornis magnirostris (Talaud Bush-hen)
Talaud Is 0 - 0 -1 - -1 0 - 0 Unknown No idea -1 0 [P921]
Amaurornis moluccana (Pale-vented Bush-hen)
moluccanus 0 - 0 -1 - -1 0 - 0 Unknown No idea -1 0
nigrifrons 2001 - 2001 1 - 25,000 Best guess [R202] 0 - 0 Unknown No idea 250 2012
ultimus 2001 - 2001 1 - 25,000 Best guess [R202] 0 - 0 Unknown No idea 250 2012
ruficrissus 0 - 0 -1 - -1 No estimate 0 - 0 Unknown No idea -1 0 [P281] [S6166]
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Copyright Wetlands International 2012

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