HydroBASINS lev08 watershed · #1081296820
Bassin de Rufiji
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 : Morogoro Rural, Rufiji
Sub-basin area
417,9km²
Upstream area
158 903,9km²
Discharge
855,51m³/s
Mean elev.
182m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Rufiji394 km²
- Bassin de Rufiji151 km²
2 dept-equivalent regions (GADM L2)
- 334.5 km²80.4% of basin
- 81.6 km²19.6% of basin
3 intersecting protected areas
Selous Game Reserve
IUCN Not ApplicableWorld Heritage Site (natural or mixed)
412.87 km² overlap
Nyerere National Park
IUCN Not ReportedNational Park
367.29 km² overlap
Selous G.R
IUCN IVGame Reserve
161.65 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
350 distinct species · 1 327 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 23 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 Rufiji : 20 espèces dont 4 patrimoniales (LR IUCN CR/EN/VU) reliées par 19 interactions GloBI sur 3 types (connectance 7.5%, filtre Serrano α=0.2). 3 bulles taxonomiques (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°
25,9°C
Annual rain
1 083mm
Moisture idx (CMI)
-0,29
Runoff
186mm/an
PET
1 529mm
AET
880mm
Mean slope
2,5°
Water table
210cm
Forest
11%
Crops
1%
Urban
0%
Protected
100%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)