Lake Victoria
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News: A team of international researchers from North America and Kenya has conducted a genetic survey of cyanobacteria in the Winam Gulf of Lake Victoria, Kenya.

About Cyanobacteria

  • Definition: Cyanobacteria, previously referred to as blue-green algae, are photosynthetic microorganisms classified as bacteria.
  • Appearance: They were originally called blue-green algae because dense growths often give water a green, blue-green, or brownish-green color.
  • Habitat: Cyanobacteria are found in all lakes and are a natural part of the lake ecosystem.
  • Algal Blooms: High nutrient levels in the water, particularly during warm weather, can cause a population explosion of these organisms, resulting in algal blooms

About Lake Victoria

  • Geographic location- It is situated in East Africa and is bordered by three countries: Tanzania, Uganda, and Kenya.
  • It is the world’s largest tropical lake and the second-largest freshwater lake by surface area after Lake Superior.
  • It is the largest lake in the African Great Lakes region.
  • Lake Victoria is also known as Victoria Nyanza in Kenya, Nalubaale in Uganda, and Ukerewe in Tanzania.
  • It serves as the source of the White Nile, which flows northward and merges with the Blue Nile in Sudan to form the Nile River.
  • The lake hosts the world’s largest freshwater fishery, producing 1 million tons of fish annually, employing 200,000 people, and supporting the livelihoods of 4 million people.

About African Great Lakes

Afriac Great lakes
Source- WorldAtlas

Apart from Lake Victoria some other African great lakes are following:

  • Lake Tanganyika:
    • It is the second largest lake in eastern Africa.
    • It is the longest freshwater lake in the world and the second deepest after Lake Baikal in Russia.
    • Bordered by Tanzania,Democratic Republic of Congo, Burundi, and Zambia.
  • Lake Malawi (Nyasa):
    • Africa’s third-largest lake, renowned for its rich biodiversity, especially cichlid fish.
    • Bordered by Malawi, Tanzania, and Mozambique.
    • It is a meromictic lake, meaning that its water layers do not mix.
  • Lake Turkana:
    • It stands as Africa’s fourth-largest lake and the largest permanent desert lake in the world.
    • It is designated as the UNESCO World Heritage site and is renowned for its unique biodiversity and cultural significance.
    • It mostly lies in Kenya, extending into Ethiopia.

Note– These lakes are part of the East African Rift System, formed due to tectonic movements over millions of years.


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