HydroBASINS lev08 watershed · #1081207260
Bassin de Léfini
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 : Djambala, Mayama, Ngabé
Sub-basin area
1 241,8km²
Upstream area
13 120,8km²
Discharge
383,73m³/s
Mean elev.
518m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Louna1787 km²
- Bassin de Léfini547 km²
3 dept-equivalent regions (GADM L2)
- 765.7 km²61.9% of basin
- 470.4 km²38.1% of basin
- 0.2 km²0.0% of basin
2 intersecting protected areas
Léfini
IUCN IVWildlife Reserve
679.72 km² overlap
Lessio-Louna
IUCN IVWildlife Sanctuary
1.69 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
390 distinct species · 7 658 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 25 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 Léfini : 21 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 20 interactions GloBI sur 2 types (connectance 6.7%, 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°
24,3°C
Annual rain
1 733mm
Moisture idx (CMI)
0,05
Runoff
786mm/an
PET
1 641mm
AET
1 348mm
Mean slope
4,0°
Water table
203cm
Forest
26%
Crops
5%
Urban
0%
Protected
76%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)