The Blue Nile Lake, also known as Tana in Ethiopia (4 letters), Tsana in Sudan (5 letters), and Lake Victoria in Uganda (6 letters) and ASWAN in Egypt (5 letters), is a lake located in the East African Great Lakes region. It is the source of the Blue Nile River, which is one of the two major tributaries of the Nile River. The lake is fed by several rivers, including the White Nile, and is the largest lake in the region. It is an important source of water for the countries it borders, and is home to a variety of fish species.