HydroBASINS lev08 watershed · #4080185140
Bassin de Хэрлэн гол
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 5 administrative regions : Bayandelger, Erdene, Möngönmorit, Tsenkhermandal, Ulan Bator
Sub-basin area
649,5km²
Upstream area
6 933,9km²
Discharge
10,42m³/s
Mean elev.
1 467m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Gol634 km²
- Bassin de Хэрлэн гол312 km²
5 dept-equivalent regions (GADM L2)
- 270.3 km²41.5% of basin
- 174.9 km²26.8% of basin
- 117.6 km²18.0% of basin
- 73.9 km²11.3% of basin
- 14.8 km²2.3% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
81 distinct species · 318 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 Хэрлэн гол : 16 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 45 interactions GloBI sur 3 types (connectance 19.5%, filtre Serrano α=0.2). 6 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°
-3,4°C
Annual rain
318mm
Moisture idx (CMI)
-0,54
Runoff
18mm/an
PET
698mm
AET
289mm
Mean slope
4,2°
Water table
115cm
Forest
1%
Crops
5%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)