Reproductive biology of four large riverine fishes (Cyprinidae) in a man-made lake, Orange River, South Africa
- T. Tomasson, J. Cambray, P. Jackson
- Environmental ScienceHydrobiologia
- 1 May 1984
The reproductive biology ofBarbus holubi, B. kimberleyensis, Labeo capensis andL. umbratus was examined in a large reservoir on the Orange River, South Africa. The findings are integrated into the…
Destruction of fisheries in Africa's lakes
- C. Barel, R. Dorit, K. Yamaoka
- Environmental ScienceNature
- 2 May 1985
The introduction of the Nile perch into Lake Victoria, East Africa, has had disastrous consequences. Fisheries have been not merely damaged but destroyed. Lake Malawi has the world's most…
Cyprinids of Africa
- P. Skelton, D. Tweddle, P. Jackson
- Environmental Science, Geography
- 1991
Africa straddles the tropics and contains a wide range of biotopes from rain forests to major deserts. Temperate climates occur only in the extreme south and in restricted zones of high altitude. The…
Unique qualities and special problems of the African Great Lakes
- G. Coulter, B. Allanson, A. Ribbink
- Environmental ScienceEnvironmental Biology of Fishes
- 1 November 1986
Great interest from the international scientific community is needed to further rational development and conservation of these great lakes, and the family Cichlidae provides the supreme example of geographically circumscribed vertebrate evolution.
FISH AND FISHERIES OF WETLANDS
- M. Bruton, P. Jackson
- Environmental Science
- 1983
SUMMARY The three major wetland types have characteristic fish communities. River-associated wetlands harbour a rich diversity of fishes which can either survive habitat desiccation during the…
Health and disease in intensive aquaculture.
- P. Jackson
- BiologyJournal of the South African Veterinary…
- 1978
The paper deals with the increasing importance of aquaculture in South Africa and with the possible importance of disease problems following intensification and importation. It deals specifically…
Unique qualities and special problems of the African Great Lakes
- G. Coulter, B. Allanson, A. Ribbink
- Environmental ScienceEnvironmental Biology of Fishes
- 2004
SynopsisThe African Great Lakes consist of large, deep rift valley lakes (e.g. Malawi & Tanganyika) and shallower lakes between the Eastern and Western Rifts (e.g. Victoria). They are a group…
The Joint Fisheries Research Organisation : 1951
- P. Jackson
- History
- 2000
During a visit to Central Africa in 1946, the recently appointed Colonial Office fisheries adviser, Dr C.F. Hickling, had endorsed the value and potential of Central African fisheries, but, like…
THE IMPACT OF PREDATION, ESPECIALLY BY THE TIGER‐FISH (HYDROCYON VITTATUS CAST.) ON AFRICAN FRESHWATER FISHES
- P. Jackson
- Environmental Science
- 20 August 2009
It is postulated that both the absolute number of fish and number ofFish species which are small when adult, in an area inhabited by Hydrocyon vittatus, and possibly also Lates miloticus subspp.
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