Browsing Faculty of Natural and Agricultural Sciences by Subject "histology"
Now showing items 1-6 of 6
-
Comparative histomorphological assessment of the testes of two Clarias species from the Okavango Delta Panhandle, Botswana
(Elsevier, 2013)The testes of two Clarias species from the Okavango Delta Panhandle were histomorphologically assessed for differences in structure mainly because the testes varied externally in colour, with Clarias ngamensis having ... -
Health of sharptooth catfish Clarias gariepinus in Pongolapoort Dam, South Africa: a comprehensive study
(Taylor & Francis, 2013)A histology-based fish health assessment protocol was used in 2009–2010 to assess the health status of Clarias gariepinus from Pongolapoort Dam, South Africa. Nineteen fish were collected by angling. The histology of liver, ... -
Histological confirmation of epizootic ulcerative syndrome in two cyprinid species from Lake Liambezi, Zambezi Region, Namibia
(Taylor & Francis, 2014)Epizootic ulcerative syndrome (EUS) is a fish disease caused by an infection of the oomycete, Aphanomyces invadans. During a fish biodiversity assessment of Lake Liambezi, Zambezi Region, Namibia, in August 2011, two Barbus ... -
A histology-based fish health assessment of the tigerfish, Hydrocynus vittatus from a DDT-affected area
(Elsevier, 2011)The Pongolapoort Dam (PPD) in the Phongola River, Kwa-Zulu Natal, South Africa and the surrounding area are classified as intermediate to low risk malaria areas and are continually being treated with DDT for malaria vector ... -
How females of Achtheinus spp. (Pandaridae: Siphonostomatoida) attach to their elasmobranch hosts with notes on their effects on the hosts fins
(Institute of Parasitology, Biology Centre CAS, 2015)Copepods of the genus Achtheinus Wilson, 1908 (Pandaridae) are parasites of elasmobranchs that attach to their fins, gill slits and around the nostrils. Specimens of Achtheinus pinguis Wilson, 1912 were collected and ... -
Metal contamination of sediments and fish from the Vaal River, South Africa
(Taylor & Francis, 2014)Mining and other economic activities have led to the pollution of the Vaal River with metals of mainly industrial origin, but the consequences of this for animal and human health are unknown. Based on chemical analysis and ...