HydroBASINS lev08 watershed · #1081011300
Bassin de Noun
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 6 administrative regions : Bamboutos, Hauts Plateaux, Koung Khi, Mifi, Ndé +1
Sub-basin area
2 064km²
Upstream area
6 376,5km²
Discharge
144,96m³/s
Mean elev.
1 143m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Mifi Sud961 km²
- Bassin de Noun45 km²
6 dept-equivalent regions (GADM L2)
- 1015.9 km²49.4% of basin
- 546.4 km²26.6% of basin
- 256.9 km²12.5% of basin
- 208.9 km²10.2% of basin
- 23.3 km²1.1% of basin
- 3.6 km²0.2% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 040 distinct species · 6 525 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 35 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 Noun : 30 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 34 interactions GloBI sur 4 types (connectance 5.7%, filtre Serrano α=0.2). 5 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°
21,7°C
Annual rain
1 971mm
Moisture idx (CMI)
0,22
Runoff
826mm/an
PET
1 530mm
AET
1 132mm
Mean slope
5,3°
Water table
208cm
Forest
85%
Crops
43%
Urban
6%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)