HydroBASINS lev08 watershed · #4081040780
Bassin de แม่น้ำคำ
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 9 administrative regions across 3 countries : Chiang Saen, Mae Ai, Mae Chan, Mae Fa Luang, Mae Sai +4
Sub-basin area
1 187,3km²
Upstream area
1 188km²
Discharge
14,82m³/s
Mean elev.
701m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
9 dept-equivalent regions (GADM L2)
- Mae Fa Luang616.8 km²52.1% of basin
- Mae Chan440.9 km²37.2% of basin
- 79.6 km²6.7% of basin
- 29.5 km²2.5% of basin
- Mae Sai8.0 km²0.7% of basin
- 6.0 km²0.5% of basin
- 3.0 km²0.3% of basin
- 0.0 km²0.0% of basin
1 moreFull L2 list
- Mae Ai0.0 km² · 0.0%
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
991 distinct species · 48 367 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 31 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 แม่น้ำคำ : 22 espèces dont 3 patrimoniales (LR IUCN CR/EN/VU) reliées par 42 interactions GloBI sur 3 types (connectance 9.0%, filtre Serrano α=0.2). 9 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°
23,2°C
Annual rain
1 565mm
Moisture idx (CMI)
-0,04
Runoff
396mm/an
PET
1 636mm
AET
1 058mm
Mean slope
9,8°
Water table
356cm
Forest
4%
Crops
31%
Urban
6%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)