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The Blue Nile originates at Lake Tana in Ethiopia (where it is called the Abay River). The river flows generally south before entering a canyon about 400 km (250 mi) long, about 30 km (19 mi) from Lake Tana, which is a tremendous obstacle for travel and communication between north and south Ethiopia.
1 sty 2009 · The Little Abbai, one of the 60 affluents of the lake is usually regarded as the source of the Great Abbai (Blue Nile). It springs lie about 100 km south of the lake.
Lake Tana (Amharic: ጣና ሐይቅ, romanized: T’ana ḥāyik’i; previously Tsana [1]) is the largest lake in Ethiopia and a source of the Blue Nile. Located in Amhara Region in the north-western Ethiopian Highlands , the lake is approximately 84 kilometres (52 miles) long and 66 kilometres (41 miles) wide, with a maximum depth of 15 ...
5 lis 2004 · Lake Tana is the largest single lake in Ethiopia and forms the main reservoir for the Blue Nile. The Lake is located at an altitude of 1788 metres on the north central plateau of Amhara.
11 lis 2022 · The Blue Nile, which flows from Lake Tana, actually provides more than 80 percent of the water and sediment that runs through the Nile when the two main parts meet in Khartoum. But the White Nile is longer, and its source was always less understood as it flowed from deeper inland.
14 paź 2024 · Blue Nile River, headstream of the Nile River and source of almost 70 percent of its floodwater at Khartoum. It reputedly rises as the Abāy from a spring 6,000 feet (1,800 metres) above sea level, near Lake Tana in northwestern Ethiopia.
The Blue Nile is the only outflowing river. The shallow lake (average depth 8 m, max. depth 14 m) is Ethiopia's largest lake, containing half the country's freshwater resources, and the third largest in the Nile Basin.
