HydroBASINS lev08 watershed · #4081083820
Bassin de แม่น้ำเมย
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 across 2 countries : Kawkareik, Omkoi, Tha Song Yang
Sub-basin area
873,6km²
Upstream area
7 614,5km²
Discharge
218,67m³/s
Mean elev.
476m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de แม่น้ำเมย458 km²
- Bassin de ห้วยนกกก189 km²
3 dept-equivalent regions (GADM L2)
- 439.2 km²50.4% of basin
- 428.0 km²49.2% of basin
- Omkoi3.6 km²0.4% of basin
1 intersecting protected areas
Mae Moei
IUCN IINational Park
30.62 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
232 distinct species · 974 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 21 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 แม่น้ำเมย : 14 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 25 interactions GloBI sur 3 types (connectance 11.9%, 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°
25,9°C
Annual rain
1 641mm
Moisture idx (CMI)
-0,06
Runoff
1 493mm/an
PET
1 749mm
AET
1 109mm
Mean slope
12,1°
Water table
375cm
Forest
41%
Crops
6%
Urban
0%
Protected
4%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)