HydroBASINS lev08 watershed · #2080351440
Bassin de Вежняньга
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 : Kondol'skiy rayon, Penzenskiy rayon, Shemysheyskiy rayon
Sub-basin area
351,9km²
Upstream area
5 373,8km²
Discharge
24,5m³/s
Mean elev.
211m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Уза1059 km²
- Bassin de Няньга740 km²
3 dept-equivalent regions (GADM L2)
- Penzenskiy rayonPenza · Russia198.3 km²56.1% of basin
- Shemysheyskiy rayonPenza · Russia118.1 km²33.4% of basin
- Kondol'skiy rayonPenza · Russia36.9 km²10.4% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
738 distinct species · 2 934 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 28 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 Вежняньга : 20 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 71 interactions GloBI sur 5 types (connectance 16.3%, filtre Serrano α=0.2). 10 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°
4,6°C
Annual rain
532mm
Moisture idx (CMI)
-0,27
Runoff
139mm/an
PET
725mm
AET
449mm
Mean slope
1,4°
Water table
155cm
Forest
8%
Crops
57%
Urban
0%
Protected
5%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)