HydroBASINS lev08 watershed · #1080997580
Bassin de Djérem
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 : Djerem, Lom et Djerem, Mbam et Kim
Sub-basin area
1 701,8km²
Upstream area
24 099,5km²
Discharge
395,41m³/s
Mean elev.
781m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Miyéré366 km²
- Bassin de Djérem107 km²
3 dept-equivalent regions (GADM L2)
- 693.2 km²40.9% of basin
- 611.5 km²36.1% of basin
- 389.6 km²23.0% of basin
1 intersecting protected areas
Mbam et Djerem
IUCN IINational Park
1461.48 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
210 distinct species · 650 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 26 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 Djérem : 22 espèces reliées par 21 interactions GloBI sur 3 types (connectance 6.5%, 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°
23,8°C
Annual rain
1 588mm
Moisture idx (CMI)
-0,05
Runoff
397mm/an
PET
1 668mm
AET
1 082mm
Mean slope
2,8°
Water table
133cm
Forest
53%
Crops
3%
Urban
0%
Protected
86%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)