Author:De Klerk, A; De Klerk, Arno RDate:Jul 2011A study was conducted in the Waterberg area to characterize the aquatic macro invertebrate community structure and fish assemblages in the Mokolo and Lephalala rivers prior to the onset of increased mining activities and coal fired power ...Read more
Author:Butterworth, DS; Punt, AE; Borchers, DL; Pugh, JB; Hughes, GSDate:1989This manual contains an expanded version of material presented at a Linefish Population Dynamics Workshop held in Cape Town in February 1987. First the statistical procedures for fitting curves to data are discussed. The standard single-species ...Read more
Author:Butterworth, DS; Punt, AE; Borchers, DL; Pugh, JB; Hughes, GSDate:1989This manual contains an expanded version of material presented at a linefish population dynamics workshop held in Cape Town in February 1987. First the statistical procedures for fitting curves to data are discussed. The standard single-recapture ...Read more
Author:Weerts, Steven P; MacKay, CF; Cyrus, DPDate:Jan 2014Increasing water demand in coastal regions has resulted in the construction of weirs and barrages in coastal freshwaters. These form barriers to migrations of estuarine and euryhaline marine fishes and crustaceans. This study assessed the ...Read more
Author:Skelton, PHDate:Jul 1977Data sheets are provided for 28 threatened South African fish species, of which five are considered to be endangered (Barbus trevelyani, Klegethon, Treurensis, Oveodaimon quathlambae and Clarias cavernicola), one to be endangered in South ...Read more