Seybouse River

Seybouse
The Seybouse in Guelma Province, Algeria
The Seybouse catchment area
Native nameوادي سيبوس (Arabic)
Location
CountryAlgeria
Physical characteristics
Source 
  locationMedjez Amar, Tell Atlas Algeria
Mouth 
  location
Mediterranean Sea, near Annaba, Algeria
  coordinates
36°52′05″N 7°46′27″E / 36.8681°N 7.7741°E / 36.8681; 7.7741
  elevation
0 m (0 ft)
Length225 km (140 mi)
Basin size6,471 km2 (2,498 sq mi)
Discharge 
  average11.5 m3/s (410 cu ft/s) at Guelma and Annaba

Seybouse (in Algerian Arabic: وادي سيبوس, romanized: Oued Seybouse) is a river in northeastern Algeria, near the border with Tunisia. In Roman times, it was called the Ubus.