HydroBASINS lev08 watershed · #4081066540
Bassin de ลำน้ำแม่แจ่ม
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 : Mae Chaem, Mae Wang
Sub-basin area
335,2km²
Upstream area
1 254,4km²
Discharge
3,78m³/s
Mean elev.
1 061m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de ลำน้ำแม่แจ่ม761 km²
- Bassin de ลำน้ำแม่แจ่ม159 km²
2 dept-equivalent regions (GADM L2)
- 333.7 km²99.9% of basin
- 0.4 km²0.1% of basin
1 intersecting protected areas
Doi Inthanon
IUCN IINational Park
34.60 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
635 distinct species · 1 101 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 4 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 ลำน้ำแม่แจ่ม : 4 espèces reliées par 2 interactions GloBI sur 2 types (connectance 33.3%, 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°
23,0°C
Annual rain
966mm
Moisture idx (CMI)
-0,40
Runoff
131mm/an
PET
1 631mm
AET
813mm
Mean slope
13,4°
Water table
559cm
Forest
53%
Crops
3%
Urban
0%
Protected
10%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)