HydroBASINS lev08 watershed · #1081140180
Bassin de Yala
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 : Aldai, Chesumei, Emgwen
Sub-basin area
39,1km²
Upstream area
868,9km²
Discharge
9,11m³/s
Mean elev.
1 903m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Yala693 km²
- Bassin de Yala137 km²
3 dept-equivalent regions (GADM L2)
- 26.3 km²67.7% of basin
- 12.6 km²32.3% of basin
- 0.0 km²0.0% of basin
1 intersecting protected areas
South Nandi
IUCN Not ReportedForest Reserve
30.53 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
73 distinct species · 139 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 20 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 Yala : 16 espèces reliées par 22 interactions GloBI sur 2 types (connectance 10.5%, 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°
18,1°C
Annual rain
1 663mm
Moisture idx (CMI)
-0,07
Runoff
410mm/an
PET
1 784mm
AET
1 395mm
Mean slope
4,6°
Water table
183cm
Forest
98%
Crops
2%
Urban
24%
Protected
57%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)