HydroBASINS lev08 watershed · #1081290040
Bassin de Great Ruaha
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 : Kilolo, Mpwapwa
Sub-basin area
910km²
Upstream area
74 840,1km²
Discharge
105,17m³/s
Mean elev.
1 055m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Great Ruaha2360 km²
- Bassin de Mbungu River2061 km²
2 dept-equivalent regions (GADM L2)
- 558.5 km²61.6% of basin
- 347.7 km²38.4% of basin
2 intersecting protected areas
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
167 distinct species · 285 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 22 species (selected proportionally per kingdom among those with at least one documented interaction here) to keep the graph readable. Hover for details, click to explore the full ecosystem of a species.
ℹ️ The territory contains many more species than displayed and all their documented interactions: the graph is intentionally the structural skeleton (top-N species by composite local score, edges filtered by Serrano 2009 disparity filter α=0.2).
Indicateurs du tissu écologique
Tissu écologique de Bassin de Great Ruaha : 21 espèces reliées par 19 interactions GloBI sur 2 types (connectance 8.2%, filtre Serrano α=0.2). 1 bulle taxonomique (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydroclimate (BasinATLAS lev08)
Mean T°
21,7°C
Annual rain
895mm
Moisture idx (CMI)
-0,43
Runoff
88mm/an
PET
1 569mm
AET
754mm
Mean slope
11,3°
Water table
585cm
Forest
41%
Crops
10%
Urban
1%
Protected
8%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)