HydroBASINS lev08 watershed · #3080519310
Bassin de Учур
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 1 administrative regions : Ayano-Mayskiy rayon
Sub-basin area
158,5km²
Upstream area
22 260,3km²
Discharge
217,89m³/s
Mean elev.
924m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Хайкан2010 km²
- Bassin de Учур143 km²
1 dept-equivalent regions (GADM L2)
- Ayano-Mayskiy rayonKhabarovsk · Russia159.3 km²100.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
252 distinct species · 255 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 19 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 Учур : 16 espèces reliées par 15 interactions GloBI sur 3 types (connectance 8.8%, filtre Serrano α=0.2). 3 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°
-11,3°C
Annual rain
522mm
Moisture idx (CMI)
0,06
Runoff
297mm/an
PET
489mm
AET
403mm
Mean slope
18,6°
Water table
472cm
Forest
48%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)