HydroBASINS lev08 watershed · #4080096640
Bassin de Умлекан
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 : Zeyskiy rayon
Sub-basin area
1 434,5km²
Upstream area
101 431,5km²
Discharge
572,11m³/s
Mean elev.
290m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Зея2711 km²
- Bassin de Уркан886 km²
1 dept-equivalent regions (GADM L2)
- 1440.5 km²100.0% of basin
1 intersecting protected areas
Bekel`deul`
IUCN IVState Natural Zakaznik
0.04 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
117 distinct species · 131 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 8 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 Умлекан : 8 espèces reliées par 5 interactions GloBI sur 1 type (connectance 17.9%, filtre Serrano α=0.2).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydroclimate (BasinATLAS lev08)
Mean T°
-3,3°C
Annual rain
541mm
Moisture idx (CMI)
-0,20
Runoff
131mm/an
PET
677mm
AET
464mm
Mean slope
2,0°
Water table
37cm
Forest
47%
Crops
5%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)