HydroBASINS lev08 watershed · #1081028050
Bassin de Nkam
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 4 administrative regions : Haut Nkam, Koupé Manengouba, Moungo, Nkam
Sub-basin area
1 957,5km²
Upstream area
4 211,3km²
Discharge
202,35m³/s
Mean elev.
591m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Ménoua1594 km²
- Bassin de Woum660 km²
4 dept-equivalent regions (GADM L2)
- 842.5 km²43.2% of basin
- 821.2 km²42.1% of basin
- 278.9 km²14.3% of basin
- 6.3 km²0.3% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 127 distinct species · 7 057 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 18 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 Nkam : 14 espèces reliées par 14 interactions GloBI sur 2 types (connectance 9.2%, filtre Serrano α=0.2). 4 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°
24,2°C
Annual rain
2 628mm
Moisture idx (CMI)
0,41
Runoff
1 535mm/an
PET
1 535mm
AET
1 216mm
Mean slope
9,0°
Water table
298cm
Forest
88%
Crops
3%
Urban
3%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)