
%0 Journal Article
%A Briggs, SV 
%T Variation in Waterbird Numbers at Four Swamps on the Northern Tablelands of New South Wales
%J Wildlife Research
%D 1977/10/01
%V 4
%N 3
%P 301-309
%K 
%R https://doi.org/10.1071/WR9770301
%U https://www.publish.csiro.au/paper/WR9770301 
%X Waterbirds at four northern tableland swamps were counted at monthly intervals. Populations were shown to vary.   Rainfall patterns and habits of individual species were postulated as the major factors causing this variation. 
