HydroBASINS lev08 watershed · #3080400460
Bassin de Обь
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 : Aleksandrovskiy rayon, Nizhnevartovskiy rayon
Sub-basin area
451,7km²
Upstream area
768 118,9km²
Discharge
5 285,4m³/s
Mean elev.
39m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de протока Пасол643 km²
- Bassin de Алёнкин Ёган436 km²
2 dept-equivalent regions (GADM L2)
- Aleksandrovskiy rayonTomsk · Russia353.4 km²77.8% of basin
- 100.9 km²22.2% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
23 distinct species · 26 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 Обь : 6 espèces reliées par 6 interactions GloBI sur 3 types (connectance 21.4%, 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°
-2,4°C
Annual rain
516mm
Moisture idx (CMI)
-0,03
Runoff
168mm/an
PET
532mm
AET
409mm
Mean slope
1,2°
Water table
12cm
Forest
11%
Crops
0%
Urban
0%
Protected
1%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)