HydroBASINS lev08 watershed · #4080191730
Bassin de 雅鲁河
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 : Hulunbuir, Qiqihar
Sub-basin area
2 528,1km²
Upstream area
9 370,4km²
Discharge
36,63m³/s
Mean elev.
360m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de 雅鲁河1148 km²
- Bassin · #4080177720897 km²
2 dept-equivalent regions (GADM L2)
- 2007.5 km²79.2% of basin
- Qiqihar527.9 km²20.8% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
691 distinct species · 1 365 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 雅鲁河 : 25 espèces reliées par 38 interactions GloBI sur 3 types (connectance 8.2%, 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°
1,9°C
Annual rain
449mm
Moisture idx (CMI)
-0,42
Runoff
119mm/an
PET
776mm
AET
392mm
Mean slope
4,3°
Water table
108cm
Forest
12%
Crops
41%
Urban
4%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)