HydroBASINS lev08 watershed · #4081083760
Bassin de ห้วยแม่สอง
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 2 administrative regions : Omkoi, Tha Song Yang
Sub-basin area
406,7km²
Upstream area
407,1km²
Discharge
14,37m³/s
Mean elev.
793m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
2 dept-equivalent regions (GADM L2)
- 398.2 km²98.2% of basin
- Omkoi7.2 km²1.8% of basin
1 intersecting protected areas
Mae Moei
IUCN IINational Park
98.45 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
78 distinct species · 154 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 ห้วยแม่สอง : 23 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 20 interactions GloBI sur 3 types (connectance 6.7%, filtre Serrano α=0.2). 2 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°
24,7°C
Annual rain
1 408mm
Moisture idx (CMI)
-0,19
Runoff
1 113mm/an
PET
1 738mm
AET
1 082mm
Mean slope
17,0°
Water table
522cm
Forest
11%
Crops
7%
Urban
0%
Protected
24%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)