HydroBASINS lev08 watershed · #3080383670
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 1 administrative regions : Surgutskiy rayon
Sub-basin area
479,1km²
Upstream area
916 970,1km²
Discharge
6 518,39m³/s
Mean elev.
30m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Обь1204 km²
- Bassin de Урьевский Еган509 km²
1 dept-equivalent regions (GADM L2)
- 481.9 km²100.0% of basin
1 intersecting protected areas
Surgutskij
IUCN IVState Natural Zakaznik
116.55 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
86 distinct species · 157 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 35 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 : 30 espèces reliées par 56 interactions GloBI sur 5 types (connectance 9.4%, filtre Serrano α=0.2). 5 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°
-2,7°C
Annual rain
557mm
Moisture idx (CMI)
0,12
Runoff
267mm/an
PET
492mm
AET
394mm
Mean slope
1,1°
Water table
8cm
Forest
8%
Crops
0%
Urban
0%
Protected
24%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)