HydroBASINS lev08 watershed · #4081082900
Bassin de แม่น้ำเลย
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 1 administrative regions : Muang Loei
Sub-basin area
44,2km²
Upstream area
2 755,7km²
Discharge
33,52m³/s
Mean elev.
278m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de แม่น้ำเลย339 km²
- Bassin de แม่น้ำเลย65 km²
1 dept-equivalent regions (GADM L2)
- 44.1 km²100.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
115 distinct species · 206 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 41 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 แม่น้ำเลย : 34 espèces reliées par 43 interactions GloBI sur 3 types (connectance 5.2%, filtre Serrano α=0.2). 7 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°
25,7°C
Annual rain
1 204mm
Moisture idx (CMI)
-0,32
Runoff
471mm/an
PET
1 761mm
AET
990mm
Mean slope
3,5°
Water table
146cm
Forest
2%
Crops
36%
Urban
14%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)