Now showing items 11-16 of 16
An assessment of the reproductive biology of the Marico barb Barbus motebensis from the upper Groot Marico catchment, South Africa
(Taylor and Francis, 2015)
Barbus motebensis is endemic to the Groot Marico River catchment in the North West province, South Africa, and is considered of particular conservation importance due to being Red-Listed as Vulnerable. Due to its ...
Using tournament angler data to rapidly assess the invasion status of alien sport fishes (Micropterus spp.) in Southern Africa
(Public Library of Science, 2015-06-05)
Fishes are one of the most commonly introduced aquatic taxa worldwide, and invasive fish species pose threats to biodiversity and ecosystem function in recipient waters. Considerable research efforts have focused on ...
Rapid bioassessment of the effects of repeated rotenone treatments on invertebrate assemblages in the Rondegat River, South Africa
(NISC (Pty) Ltd and Taylor & Francis, 2015)
The potential collateral effects of eradicating invasive fishes in streams necessitate the monitoring of invertebrate communities during treatment. In an environmental rehabilitation programme, non-native smallmouth bass ...
Comparisons of isotopic niche widths of some invasive and indigenous fauna in a South African river
(John Wiley & Sons Ltd, 2015)
1. Biological invasions threaten ecosystem integrity and biodiversity, with numerous adverse implications for native flora and fauna. Established populations of two notorious freshwater invaders, the snail Tarebia granifera ...
An assessment of the effect of rotenone on selected non-target aquatic fauna.
(Public Library of Science, 2015)
Rotenone, a naturally occurring ketone, is widely employed for the management of invasive fish species. The use of rotenone poses serious challenges to conservation practitioners due to its impacts on non-target organisms ...
Unintended consequences of using alien fish for human benefit in protected areas
(AOSIS (Pty) Ltd., 2015)
There is increasing pressure on conservation agencies to allow access to natural resources within protected areas for human benefit. Alien fishes are often seen as a convenient resource because their harvest does not ...