joint Fisheries Research Orgatiisation, Nyasa- 

 latid Section 



JOINT FISHERIES RESEARCH ORGANISATION, 

 NORTHERN RHODESIA SECTION 



Joint Fisheries Research Organisation, Northern 

 Rhodesia Section 



POSTAL address: p. O. Box 48, Samfya, Northern 



Rhodesia. Small laboratories operated at Lake 



Tanganyika and Lake Mweru. 

 location: Near Fort Rosebery, on shores of Lake 



Bangweulu. 

 EXECUTIVE officer: p. B. N. Jackson. Chief Fisheries 



Research Officer. 

 SPONSORING agency: Northern Rhodesia Government. 

 year founded: 195-4. 

 SCOPE of activities: Restricted hydrobiologicai and 



fisheries research on the fresh-waters of Rhodesia and 



Nyasaiand. 

 SEASON OF OPERATION: All year. 



physical environment ACCESSIBLE: Lakes Bang- 

 weulu, Mweru, Kariba, Tanganyika, Nyasa (all oligo- 

 trophic lakes) : rivers and streams, Kariba and other 

 large dams. 



provisions for visiting SCIENTISTS: Researcii and 

 living space for 2-3 visitors; no fees charged for re- 

 search space. 



major research facilities: Moderately complete 

 library; large outdoor ponds and tanks, small aquarium 

 tanks; research and identified reference collections of 

 fresh-water fish and fresh-water insects; machine and 

 wood shop, skilled shop workman available; three 

 vessels, 48 ft, 40 ft and 32 ft LOA. 



SIZE OF staff: Six at professional level; 2 technicians. 



important species available for laboratory 

 studies: 

 Pisces: Tilapia macrochir, T. meLuiopleiiid: Tylo- 



chromis bangtvelensis 

 Reptilia: Crocod'ihis nilot'iciis 



MAJOR CURRENT RESEARCH PROJECTS AND SCIENTIFIC 

 LEADERS: 



Illustrated book on fresh-water fish of Southern Africa 



(P. B.N.Jackson) 

 Hydrobiologicai studies on Kariba Dam (D. Harding) 

 Hydrobiologicai studies on Lake Tanganyika (G. W. 



Coulter) 



POSTAL ADDRESS: 



Present: P.O. Box Nkata Bay, Nyasaiand. 



Future: On Lake Nyasa. (Further information about 



the new laboratory may be obtained from the 



Director, Game, Fish and Tsetse Control, P. O. 



Box 585, Limbe, Nyasaiand). 



EXECUTIVE OFFICER: T. D. lies. Research Officer in 



Charge. 

 SPONSORING agency: Nyasaiand Game, Fish and 

 Tsetse Control Department. 



YEAR FOUNDED: 1953. 



SCOPE OF ACTIVITIES: Restricted investigations into the 



fish and fisheries of Nyasaiand and of the related 



ecological and biological factors. 

 PHYSICAL ENVIRONMENT ACCESSIBLE: Lake Nyasa 



(oligotrophic lake) ; sandy and silty beaches, rocky 



and gravelly shores. 



SEASON OF OPERATION: All year. 



PROVISIONS FOR VISITING SCIENTISTS: Space for 1 vis- 

 itor; no fees charged; living quarters available nearby. 



MAJOR RESEARCH FACILITIES: Small library; research 

 and identified reference collections of cichlid fishes 

 of Lake Nyasa; small boats and outboard motors; 47 

 ft LOA launch. 



SIZE OF STAFF: Two at professional level; 1 technician. 



IMPORTANT SPECIES AVAILABLE FOR LABORATORY 

 STUDIES: 



Mollusca: B»lliii//s sp. 



Diptera: Anopheles, Ciilex 



Amphibia: Xenoptis sp. 



Teleostei: Cichlidae (more than 120 species) 



MAJOR CURRENT RESEARCH PROJECTS AND SCIENTIFIC 

 LEADERS: 



Hydrology of northern Lake Nyasa (T. D. lies) 

 Systematics of cichilid fishes (T. D. lies) 

 Biology oi Engrdiilis cypris (T. D. lies) 

 Gear selectivity ; gill nets (D. Eccles) 

 Age determination of Tilap/a sp. (D. Eccles) 



FINLAND 



Helsingin Yliopisto, Limnologian Laitos 



UNIVERSITi' OF HELSINKI, LIMNOLOGICAL INSTI- 

 TUTE 



POSTAL ADDRESS: Unioninkatu 40, Helsingin, Suomi 



(Helsinki, Finland). 

 EXECUTIVE OFFICER: Professor Heikki Jaernefelt. 



YEAR FOUNDED: 1939. 



SCOPE OF ACTIVITIES: Unrestricted research on plank- 



