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Victoria Nyanza. The black line indicates Stanley's route. Lake Victoria is one of the African Great Lakes.With a surface area of approximately 59,947 km 2 (23,146 sq mi), [6] [7] [page needed] Lake Victoria is Africa's largest lake by area, the world's largest tropical lake, [8] and the world's second-largest fresh water lake by surface area after Lake Superior in North America. [9]
Forrestdale Lake Nature Reserve; Forrestdale and Thomsons Lakes Ramsar Site: 245 605 [45] 20: Lake Gore: Seasonal freshwater: Goldfields-Esperance: Lake Gore Nature Reserve; Lake Gore Ramsar Site: 740 1,829 [46] 21: Lake Gregory: Seasonal freshwater: Kimberley: Paraku Indigenous Protected Area: 22: Herdsman Lake: Freshwater: Perth: Herdsman ...
The cichlid Haplochromis thereuterion is endemic to Lake Victoria.. In 1927-1928 Michael Graham conducted the first ever systematic Fisheries Survey of Lake Victoria.The dominant species in the 1927–8 survey catches were two, now critically endangered tilapia species, the 'Ngege' or Singida tilapia (Oreochromis esculentus) and Victoria tilapia (O. variabilis).
The Kagera rises in Burundi and flows into Lake Victoria. It is the largest single inflow into the lake, contributing approximately 6.4 billion cubic metres of water a year (about 28 per cent of the lake's outflow). [3] The Kagera is formed by the confluence of the Ruvuvu and the Nyabarongo, close to the northernmost point of Lake Tanganyika. [4]
The lake is separated from Bass Strait by a narrow strip of coastal dunes. It forms part of the Swan Bay wetland system of shallow marine areas and lagoons, and is an important wetland for waterbirds and waders. [3] The site is part of the Swan Bay and Port Phillip Bay Islands Important Bird Area, identified as such by BirdLife International. [4]
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The introduction of this species to Lake Victoria is one of the most cited examples of the negative effects alien species can have on ecosystems. [13] The Nile perch was introduced to Lake Victoria in East Africa in the 1950s, [14] [15] and has since been fished commercially. In 2003, Nile perch sales to the EU reached 169 million euros.
Overfishing is a huge concern on these and other islands in Lake Victoria. Other industries include agriculture, forestry and tourism. Livestock farming is practiced on the islands. It is estimated that 3,000 cattle, 250,000 poultry (chicken and ducks), 1,235 goats and 7,000 pigs are kept on the islands. [5]