HydroBASINS lev08 watershed · #4080146940
Bassin de Укур
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 : Amurskiy rayon, Nanayskiy rayon
Sub-basin area
2 392,8km²
Upstream area
4 471,1km²
Discharge
90,64m³/s
Mean elev.
33m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Дирга1294 km²
- Bassin de Уникин785 km²
2 dept-equivalent regions (GADM L2)
- Amurskiy rayonKhabarovsk · Russia1337.5 km²55.7% of basin
- Nanayskiy rayonKhabarovsk · Russia1063.0 km²44.3% of basin
2 intersecting protected areas
Lake Bolon & the mouths of the Selgon & Simmi Rivers
IUCN Not ReportedWetland of International Importance (Ramsar Site)
301.37 km² overlap
Simminskij
IUCN IVEcological Corridor
187.52 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
92 distinct species · 111 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 17 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 Укур : 15 espèces reliées par 11 interactions GloBI sur 2 types (connectance 8.1%, 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°
1,0°C
Annual rain
682mm
Moisture idx (CMI)
-0,04
Runoff
703mm/an
PET
708mm
AET
564mm
Mean slope
0,4°
Water table
3cm
Forest
15%
Crops
0%
Urban
0%
Protected
15%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)