Thalassornis leuconotus

Population size and trend
Population Size interval Size quality Estimated population size Size reference Size notes
Trend interval Trend quality Trend Trend reference Trend notes
West Africa2006Expert opinion1-500 Dodman, T. In review, 2006. Status, estimates and [more]
1982-1992PoorDEC Perennou, C. 1992. African waterfowl census 1992. [more]
Eastern & Southern Africa1990Expert opinion10,000-25,000 Callaghan, D.A. and Green, A.J. 1993. Wildfowl at [more]
1980-1990PoorSTA Callaghan, D.A. and Green, A.J. 1993. Wildfowl at [more]
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