HydroBASINS lev08 watershed · #3080621290
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 3 administrative regions : Barnaul gorsovet, Kalmanskiy rayon, Pervomayskiy rayon
Sub-basin area
491,3km²
Upstream area
161 954,7km²
Discharge
1 438,97m³/s
Mean elev.
176m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Большая Калманка1679 km²
- Bassin de Обь2 km²
3 dept-equivalent regions (GADM L2)
- 487.2 km²98.8% of basin
- 6.0 km²1.2% of basin
- 0.0 km²0.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
545 distinct species · 1 742 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 42 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 : 29 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 118 interactions GloBI sur 5 types (connectance 12.5%, filtre Serrano α=0.2). 15 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°
2,3°C
Annual rain
442mm
Moisture idx (CMI)
-0,41
Runoff
128mm/an
PET
748mm
AET
380mm
Mean slope
1,2°
Water table
34cm
Forest
4%
Crops
53%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)