HydroBASINS lev08 watershed · #3080504160
Bassin de Иртыш
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 : Bol'sheukovskiy rayon, Tevrizskiy rayon, Znamenskiy rayon
Sub-basin area
551,2km²
Upstream area
414 715,5km²
Discharge
1 026,57m³/s
Mean elev.
66m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Иртыш415 km²
- Bassin de Шиш142 km²
3 dept-equivalent regions (GADM L2)
- 339.6 km²61.3% of basin
- 196.5 km²35.5% of basin
- 17.9 km²3.2% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
110 distinct species · 202 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 36 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 Иртыш : 29 espèces reliées par 46 interactions GloBI sur 6 types (connectance 6.9%, filtre Serrano α=0.2). 8 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°
-0,2°C
Annual rain
464mm
Moisture idx (CMI)
-0,24
Runoff
137mm/an
PET
613mm
AET
397mm
Mean slope
0,6°
Water table
16cm
Forest
62%
Crops
3%
Urban
0%
Protected
1%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)