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Now showing items 11-18 of 18
Preliminary investigation into the haematology of adult protopterus annectens (Owen) in Nigeria. (Short communication)
(LVFO, 2000)
HaematologicaI values other than mean cell haemoglobin concentration, were consistently higher in the male Protopterus annectens(O) than the female. These all showed significant linear correlation with weight at 5% level ...
The Nile perch processing industry in Tanzania: trends, issues and development
(LVFO, 2000)
Under modern conditions of product competition, it is increasingly risky not to
innovate and, at the same time, it is extremely expensive to do. Consumers always
want a stream of new and improved products. Competition ...
Evaluation of external anchor tags for estimation of growth and survival in Tilapia (Oreochromis shiranus chilwae Trewavas)
(LVFO, 1995)
The effects of tagging with Floy FD-68B T-bar anchor tags on estimates of growth in Tilapia (Oreochromis shiranus chilwaei were investigated in a pond and in a field experiment. In the pond experiment, mean length increments ...
Studies on induced breeding of Clarias gariepinus (Burchell, 1822) in Hapa Pens
(LVFO, 1996)
Induced breeding of Clarias gariepinus was conducted monthly in hapa pens, set up in Otamiri river for nineteen months (June 1993 - December 1994). Results of natural fertilization were unsatisfactory as few eggs ...
Food and feeding habits of the African lungfish, Protopterus annectens (Owens) (Pisces: Sarcopterygii) in the flood plains of River Niger in Etsako east of Edo State, Nigeria
(LVFO, 2000)
An analysis of the gut contents of African lungfish Protopterus annectens(O) using the
frequency of occurrence, numerical and volumetric methods show that the fish has selective preference for diets of other fishes, ...
Growth, mortality and recruitment of Nile tilapia (Oreochromis niloticus) (L.) (Cichlidae) in Lake Turkana (Kenya): Possible variations as assessed by length frequency analysis.
(LVFO, 1998)
Estimates of growth, mortality and recruitment pattern of Nile tilapia iOreochromis niloticus) from Lake Turkana were obtained from two sets of length frequency distributions: one from HOPAON (1982) obtained in 1974 from ...
A decline in Fish catches and the size of Oreochromis niloticus in Lake Wamala (Uganda) following human exploitation
(LVFO, 1995)
The fishery of Lake Wamala has declined since the lake was stocked in 1956 and opened to fishing during the 1960s. Surveys were conducted on the lake during 1975178 and 1988/92 to investigate the causes of declining fish ...