HydroBASINS lev08 watershed · #4081078450
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 2 administrative regions across 2 countries : Kawkareik, Tha Song Yang
Sub-basin area
789,9km²
Upstream area
8 811,5km²
Discharge
272,36m³/s
Mean elev.
430m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de แม่น้ำเมย874 km²
- Bassin de ห้วยแม่สอง407 km²
2 dept-equivalent regions (GADM L2)
- 475.6 km²60.4% of basin
- 311.8 km²39.6% of basin
1 intersecting protected areas
Mae Moei
IUCN IINational Park
51.73 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
435 distinct species · 3 369 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 10 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 : 10 espèces reliées par 6 interactions GloBI sur 2 types (connectance 13.3%, 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°
25,9°C
Annual rain
1 630mm
Moisture idx (CMI)
-0,07
Runoff
1 498mm/an
PET
1 751mm
AET
1 100mm
Mean slope
15,6°
Water table
507cm
Forest
4%
Crops
9%
Urban
1%
Protected
7%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)