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A discussion is presented on the topic of introductions of Nile perch (Lates niloticus ) into Lake Victoria. Introductions were mainly conducted to increase fish populations for the ever increasing human population followingthe collapse of the endemic tilapia fisheries.
The findings are presented of an investigated conducted to determine the seasonal availability, distribution, abundance and biology of the small pelagic species occurring along the coast of Tanzania. Data are provided regarding the basic structure of the fishery, fishing effort, catches and catch rates, species composition, maturity and spawning, and sex ratio.
Three different fisheries are conducted in Maputo Bay, Mozambique--the gillnet fishery for kelee shad (Hilsa kelee ), the shrimp fishery and the hook-and-line fishery for demersal fish species. A brief examination is made ofmanagement measures concerning these fisheries.