June 2017

A prognosis of the causes of vulnerability of Lake Malawi fish resources in Karonga town

There is evidence that ammonia, hydrogen sulphide and dissolved oxygen are implicated in fish kills occurring on the Lake Malawi shores of Karonga town. Exposure to fish is influenced by strong winds while water temperature differences cause upwelling and fish mortalities in surface waters. The vulnerability of fish in Karonga town to physico-chemical factors was computed from secondary sources data obtained in 2000 to...

Author(s): Orton V. Msiska, G. D. Kanyere, S. Ngwira and Mtafu Manda