HydroBASINS lev08 watershed · #1081144970
Bassin de Tana 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 : Balambala, Bura
Sub-basin area
93,9km²
Upstream area
27 804,8km²
Discharge
210,9m³/s
Mean elev.
248m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin · #10811462101082 km²
- Bassin de Tana River210 km²
2 dept-equivalent regions (GADM L2)
- 56.4 km²60.3% of basin
- 37.1 km²39.7% of basin
2 intersecting protected areas
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
4 distinct species · 5 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°
27,0°C
Annual rain
328mm
Moisture idx (CMI)
-0,84
Runoff
35mm/an
PET
2 069mm
AET
274mm
Mean slope
0,8°
Water table
143cm
Forest
0%
Crops
6%
Urban
0%
Protected
99%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)