=== Blue Nile ===The Blue Nile (Ge'ez ጥቁር ዓባይ "Ṭiqūr ʿĀbbāy" (Black Abay) to Ethiopians; ; transliterated: an-Nīl al-Azraq) springsfrom Lake Tana in the Ethiopian Highlands.
Atbara teče samo takrat, ko je dež v Etiopiji in se zelo hitro posuši.