W Europe, NW Africa/Subsaharan Africa | 2000-2005 | Expert opinion | 11,900-17,900 |
Marion, L. Ulenaers, P. & van Vessem, J.. 2000. He
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1995-2005 | Poor | STA |
BirdLife International (2004). Birds in Europe, po
[more]
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C & E Europe, Black Sea & E Mediterranean/Subsaharan Africa | 1995-2005 | Expert opinion | 110,000-325,000 |
Unpublished information supplied by Wetlands Inter
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1995-2005 | Poor | DEC |
Unpublished information supplied by Wetlands Inter
[more]
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West & South-west Asia/Sub-Saharan Africa | 1987-1991 | Best guess | 25,000-100,000 |
Perennou, C.P., Mundkur, T. and Scott, D.A. 1994.
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- | No idea | UNK | | |
Sub-Saharan Africa | 1990-2000 | Best guess | 25,000-100,000 |
Fishpool, L.D.C. & Evans, M.I.,(Eds). 2001. Import
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- | No idea | UNK | | |