Adabay River is a river of central

Ethiopia Ethiopia, officially the Federal Democratic Republic of Ethiopia, is a landlocked country located in the Horn of Africa region of East Africa. It shares borders with Eritrea to the north, Djibouti to the northeast, Somalia to the east, Ken ...

which, along with the

Wanchet River Wanchet River is a river of central Ethiopia, and a tributary of the Jamma River. Along with the Adabay River, it defined the border of the former district of Marra Biete. Its crossing "Aqui afagi" (''Aheya Fajj'', Amharic "destroyer of donkey ...

, defined the former district of Marra Biete. Its tributaries include the Chacha, the Beresa, and three other streams which join together at the top of a deep canyon.Ādabay Shet’
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References

Nile basin Rivers of Ethiopia {{Ethiopia-river-stub