HydroBASINS lev08 watershed · #4080160020
Bassin de 黑龙江 Амур
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 3 administrative regions across 2 countries : Arkharinskiy rayon, Obluchenskiy rayon, Yichun
Sub-basin area
240,5km²
Upstream area
974 377,7km²
Discharge
3 985,67m³/s
Mean elev.
136m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de 黑龙江 Амур294 km²
- Bassin de 黑龙江 Амур103 km²
3 dept-equivalent regions (GADM L2)
- Yichun184.1 km²76.3% of basin
- 49.4 km²20.5% of basin
- 7.8 km²3.2% of basin
1 intersecting protected areas
Khingano-Arkharinskaya Lowland
IUCN Not ReportedWetland of International Importance (Ramsar Site)
21.00 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
384 distinct species · 636 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 18 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 黑龙江 Амур : 16 espèces reliées par 12 interactions GloBI sur 3 types (connectance 7.8%, filtre Serrano α=0.2). 2 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°
0,1°C
Annual rain
597mm
Moisture idx (CMI)
-0,21
Runoff
186mm/an
PET
751mm
AET
509mm
Mean slope
3,0°
Water table
52cm
Forest
55%
Crops
7%
Urban
0%
Protected
1%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)