HydroBASINS lev08 watershed · #1081087490
Bassin de Ntem
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 3 administrative regions across 2 countries : Mvila, Ntem, Vallée du Ntem
Sub-basin area
1 034,6km²
Upstream area
15 013,3km²
Discharge
195,28m³/s
Mean elev.
614m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Río Campo240 km²
- Bassin de Kom13 km²
3 dept-equivalent regions (GADM L2)
- 565.8 km²54.9% of basin
- 461.2 km²44.8% of basin
- 3.0 km²0.3% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
99 distinct species · 375 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 6 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 Ntem : 5 espèces reliées par 5 interactions GloBI sur 2 types (connectance 33.3%, 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°
23,6°C
Annual rain
1 691mm
Moisture idx (CMI)
0,09
Runoff
616mm/an
PET
1 541mm
AET
1 301mm
Mean slope
4,1°
Water table
143cm
Forest
69%
Crops
2%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)