HydroBASINS lev08 watershed · #4081037210
Bassin de ນຳ້ແອດ
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 across 2 countries : Huameuang, Muang Et, Sốp Cộp, Viengthong, Xamneua
Sub-basin area
940,6km²
Upstream area
2 232,4km²
Discharge
25,57m³/s
Mean elev.
1 033m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de ນຳ້ແອດ967 km²
- Bassin de ນຳ້ແອດ324 km²
5 dept-equivalent regions (GADM L2)
- 793.2 km²84.6% of basin
- 89.0 km²9.5% of basin
- 45.7 km²4.9% of basin
- 6.2 km²0.7% of basin
- Sốp CộpSơn La · Vietnam3.8 km²0.4% of basin
1 intersecting protected areas
Nam Et-Phouloey
IUCN IINational Park
933.68 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
70 distinct species · 123 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 22 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 ນຳ້ແອດ : 17 espèces dont 3 patrimoniales (LR IUCN CR/EN/VU) reliées par 24 interactions GloBI sur 1 type (connectance 10.4%, 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°
19,8°C
Annual rain
1 480mm
Moisture idx (CMI)
0,07
Runoff
421mm/an
PET
1 366mm
AET
947mm
Mean slope
21,0°
Water table
765cm
Forest
7%
Crops
2%
Urban
0%
Protected
100%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)