HydroBASINS lev08 watershed · #2080255300
Bassin de Обва
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 : Karagayskiy rayon, Nytvenskiy rayon
Sub-basin area
585,8km²
Upstream area
5 571,1km²
Discharge
40,53m³/s
Mean elev.
176m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Язьва574 km²
- Bassin de Обва281 km²
2 dept-equivalent regions (GADM L2)
- 572.2 km²97.2% of basin
- 16.7 km²2.8% of basin
3 intersecting protected areas
Karagajskij
IUCN IVState Natural Zakaznik
136.03 km² overlap
Nature Reserve
0.60 km² overlap
Historical and Natural Complex
0.29 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
71 distinct species · 104 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 37 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 Обва : 32 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 58 interactions GloBI sur 3 types (connectance 8.7%, 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°
1,7°C
Annual rain
629mm
Moisture idx (CMI)
0,05
Runoff
233mm/an
PET
595mm
AET
446mm
Mean slope
2,3°
Water table
74cm
Forest
66%
Crops
24%
Urban
0%
Protected
23%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)