Author:Rösner, S; Giesselmann, UC; Meyer, J; Schwager, M; Wiegand, T; Lück-Vogel, Melanie; Brandl, RDate:2010The spatial distribution of suitable nest sites is a limiting resource for many colonial breeding animals. Therefore, we investigated and mapped the spatial distribution of nests of Sociable Weaver (Philetairus socius) to evaluate whether the ...Read more
Author:Williams, CR; Leaner, LJ; Somerset, VS; Nel, JMDate:Feb 2011A mercury (Hg) processing plant previously operating in KwaZulu-Natal Province (South Africa) discharged Hg waste into a nearby river system causing widespread contamination since the 1980s. Although the processing plant ceased operation in ...Read more
Author:Ferrar, AA; O'Keeffe, JH; Davies, BRDate:1988The need for a comprehensive, multidisciplinary research programme for river ecosystems is described. The scope of the programme needs to include basic descriptions of a systems and biota, the testing and development of functional theory and ...Read more
