HydroBASINS lev08 watershed · #4081083540
Bassin de ลำน้ำอูน
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 5 administrative regions : Akat Amnuai, Kusuman, Muang Sakon Nakhon, Na Wa, Phanna Nikhom
Sub-basin area
278,4km²
Upstream area
2 670,6km²
Discharge
59,96m³/s
Mean elev.
169m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de ลำน้ำอูน210 km²
- Bassin de ลำน้ำอูน167 km²
5 dept-equivalent regions (GADM L2)
- 122.7 km²44.2% of basin
- 72.9 km²26.3% of basin
- 44.4 km²16.0% of basin
- Kusuman29.8 km²10.8% of basin
- 7.6 km²2.7% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
27 distinct species · 29 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 14 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 ลำน้ำอูน : 14 espèces reliées par 9 interactions GloBI sur 2 types (connectance 9.9%, filtre Serrano α=0.2).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydroclimate (BasinATLAS lev08)
Mean T°
26,0°C
Annual rain
1 851mm
Moisture idx (CMI)
0,12
Runoff
875mm/an
PET
1 630mm
AET
1 051mm
Mean slope
0,7°
Water table
35cm
Forest
0%
Crops
28%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)