HydroBASINS lev08 watershed · #4080847210
Bassin de Kholong Chhu
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 11 administrative regions across 3 countries : Bumdeling, Jamkhar, Khamdang, Khoma, Ramjar +6
Sub-basin area
1 197,6km²
Upstream area
1 197,9km²
Discharge
12,13m³/s
Mean elev.
3 282m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
11 dept-equivalent regions (GADM L2)
- 820.2 km²68.6% of basin
- 273.8 km²22.9% of basin
- 54.9 km²4.6% of basin
- 36.7 km²3.1% of basin
- Tawang2.7 km²0.2% of basin
- 2.5 km²0.2% of basin
- 2.4 km²0.2% of basin
- 1.5 km²0.1% of basin
2 intersecting protected areas
Bumdeling Wildlife Sanctuary
IUCN IVWildlife Sanctuary
741.18 km² overlap
Biological Corridor 9
IUCN VIBiological Corridor
94.29 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
554 distinct species · 4 679 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 22 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 Kholong Chhu : 18 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 27 interactions GloBI sur 3 types (connectance 10.7%, filtre Serrano α=0.2). 5 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°
8,5°C
Annual rain
890mm
Moisture idx (CMI)
-0,20
Runoff
300mm/an
PET
1 036mm
AET
643mm
Mean slope
26,0°
Water table
948cm
Forest
46%
Crops
3%
Urban
0%
Protected
62%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)