HydroBASINS lev08 watershed · #1081307750
Bassin de Ulanga River
A watershed (drainage basin) is not a body of water — it is the land area where rainfall converges towards a single river that eventually reaches the sea (or an endorheic basin). Boundaries follow ridgelines.
Crosses 2 administrative regions : Kilombero, Ulanga
Sub-basin area
44km²
Upstream area
3 977,3km²
Discharge
68,35m³/s
Mean elev.
258m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin · #1081309100343 km²
- Bassin · #1081309210283 km²
2 dept-equivalent regions (GADM L2)
- 24.0 km²54.8% of basin
- 19.8 km²45.2% of basin
3 intersecting protected areas
Selous G.R
IUCN IVGame Reserve
43.78 km² overlap
Selous Game Reserve
IUCN Not ApplicableWorld Heritage Site (natural or mixed)
43.78 km² overlap
Nyerere National Park
IUCN Not ReportedNational Park
43.78 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
4 distinct species · 11 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Not enough documented interactions to build a meaningful graph for this territory.
Hydroclimate (BasinATLAS lev08)
Mean T°
25,1°C
Annual rain
1 375mm
Moisture idx (CMI)
-0,02
Runoff
342mm/an
PET
1 404mm
AET
900mm
Mean slope
1,4°
Water table
101cm
Forest
0%
Crops
1%
Urban
0%
Protected
100%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)