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  1. Spatial and temporal patterns of phytoplankton abundance and composition in three ecological zones in the Tanzanian waters of Lake Victoria

    Spatial and temporal patterns of phytoplankton abundance and composition in three ecological zones in the Tanzanian waters of Lake Victoria

    Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: GW Ngupula --- , Tanzania ASE Mbonde --- , Tanzania CN Ezekiel --- , Tanzania
    Phytoplankton abundance and composition in relation to physico-chemical parameters were investigated from September 2005 to October 2007 at 51 stations of various depths in the nearshore, intermediate and deep offshore waters of Lake Victoria. Shallow nearshore waters had the highest...
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  2. Feeding selectivity of wild and pond-cultured Nile tilapia <em>Oreochromis niloticus</em> in the Lake Victoria basin in Mara, Tanzania

    Feeding selectivity of wild and pond-cultured Nile tilapia Oreochromis niloticus in the Lake Victoria basin in Mara, Tanzania

    Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: C Rumisha --- Department of Biological Sciences, Tanzania A Nehemia --- Department of Biological Sciences, Tanzania
    A comparison of feeding selectivity of wild and pond-cultured Nile tilapia Oreochromis niloticus was conducted in 2008. Water and fish samples were collected in Shirati Bay, Lake Victoria, and from fish ponds in Tarime district using a La Motte water...
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