Impact of the Nile perch on the fisheries of Lakes Victoria and Kyoga A. W. KudhonganiaT. TwongoG. Ogutu-Ohwayo OriginalPaper Pages: 1 - 10
The filling phase of Mazvikadei Reservoir, Zimbabwe Hillary M. Masundire OriginalPaper Pages: 11 - 17
Irrigation scheme or mosquito hazard: a case study in Mwea Irrigation Scheme R. W. MwangiT. K. Mukiama OriginalPaper Pages: 19 - 22
Nitrogenase activity in the papyrus swamps of Lake Naivasha, Kenya F. B. MwauraD. Widdowson OriginalPaper Pages: 23 - 30
Diel vertical distribution of zooplankton in Lake Naivasha, Kenya Kenneth M. Mavuti OriginalPaper Pages: 31 - 41
Composition and seasonality of benthic invertebrates, and drift in the Naro Moru River, Kenya J. M. MathookoK. M. Mavuti OriginalPaper Pages: 47 - 56
Luciolates stapperssi in Lake Tanganyika. Demographical status and possible recent variations assessed by length frequency distributions Jacques MoreauBoniface Nyakageni OriginalPaper Pages: 57 - 64
The ecological relationships of aquatic plants at Lake Naivasha, Kenya David Harper OriginalPaper Pages: 65 - 71
Synopsis of scientific results of the sarec sponsored project on the ecology of Lake Kariba C. H. D. Magadza OriginalPaper Pages: 73 - 77
Changes in the diet of Nile perch, Lates niloticus (L), in the Mwanza Gulf, Lake Victoria O. C. MkumboW. Ligtvoet OriginalPaper Pages: 79 - 83
The evolution of the fishery of Oreochromis niloticus (Pisces: Cichlidae) in Lake Victoria J. S. Balirwa OriginalPaper Pages: 85 - 89
Growth parameters and total mortality in Oreochromis niloticus (Linnaeus) from Nyanza Gulf, Lake Victoria Albert Getabu OriginalPaper Pages: 91 - 97