Source Book for the Inland Fishery Resources of Africa, Część 1Food and Agriculture Organization of the United Nations, 1990 - 411 |
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Strona 203
... estimated and reported catch from waters of Swaziland was 44 tons in 1987 ( FAO , 1987 ) . SADCC ( 1984 ) estimates the current catch to be 100 tons annually and 50 tons from aqua- culture . This may be an overestimate of current catch ...
... estimated and reported catch from waters of Swaziland was 44 tons in 1987 ( FAO , 1987 ) . SADCC ( 1984 ) estimates the current catch to be 100 tons annually and 50 tons from aqua- culture . This may be an overestimate of current catch ...
Strona 217
... estimated at 63 000- 100 000 t / yr ( Table 3 ) but FAO ( 1984 ) suggested that the lower value was a more realistic figure . Lake Tanganyika fish yield estimates for 1983-86 fluctuated between 100 000 t / yr ( official estimate ) and ...
... estimated at 63 000- 100 000 t / yr ( Table 3 ) but FAO ( 1984 ) suggested that the lower value was a more realistic figure . Lake Tanganyika fish yield estimates for 1983-86 fluctuated between 100 000 t / yr ( official estimate ) and ...
Strona 349
... estimate of 100 ha . at " There are 19 government stations , with a total of 338 ponds , of 1 400 m2 / pond on average . The number of commercial fish farmers is estimated 90. Total number of ponds is estimated at 500 , with an average ...
... estimate of 100 ha . at " There are 19 government stations , with a total of 338 ponds , of 1 400 m2 / pond on average . The number of commercial fish farmers is estimated 90. Total number of ponds is estimated at 500 , with an average ...
Spis treści
COUNTRY PROFILES Angola | 1 |
Botswana | 19 |
Burundi | 29 |
Prawa autorskie | |
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Altitude Angola aquaculture Aubray Balarin basin Botswana Burundi CAPUT SUPPLY catch and effort Central African Republic chemical data Clarias Congo Coopconsult-Propesca Corsi data Total annual Depth discharge at mouth Drainage area Dunn estimated FISH PRODUCTION Fisheries data cont Fisheries data Total fishermen No.of boats floodplain Geographical data Location Geographical data Source Haplochromis HCO3+CO3 Inland catch range Ionic composition Kafue Kenya kg/ha km Major inflowing km Max km² Lake Chilwa Lake Mweru Lake Tanganyika Lake Victoria m³/sec Madagascar Major inflowing river Major tributaries Malawi Mbandaka Mozambique Nile niloticus No.of fishermen No.of Oreochromis Outflowing river pers.comm Physical and chemical Potential annual yield potential yield RESERVOIR Geographical data RIVER International water Rwanda SAN DIEGO Special features Surface area Surface temperature Swaziland t/yr Talling & Talling Tanzania TDRI Tilapia Total annual catch Total catch Total length Uganda Vincke Volume of discharge Welcomme width Zambia Zimbabwe µS/cm