HydroBASINS lev08 watershed · #2080338640
Bassin de Сура
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 5 administrative regions : Bessonovskiy rayon, Luninskiy rayon, Mokshanskiy rayon, Penza, Penzenskiy rayon
Sub-basin area
1 380,9km²
Upstream area
16 604,7km²
Discharge
71,63m³/s
Mean elev.
191m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Пенза1371 km²
- Bassin de Сура349 km²
5 dept-equivalent regions (GADM L2)
- Bessonovskiy rayonPenza · Russia1064.1 km²76.7% of basin
- Luninskiy rayonPenza · Russia126.7 km²9.1% of basin
- Mokshanskiy rayonPenza · Russia103.8 km²7.5% of basin
- Penzenskiy rayonPenza · Russia54.5 km²3.9% of basin
- 37.7 km²2.7% of basin
4 intersecting protected areas
Step` bol`shoj endovy
IUCN IIINatural Monument
1.06 km² overlap
Ramzajskaya dubrava
IUCN IIINatural Monument
0.13 km² overlap
Natural Monument
0.01 km² overlap
Arbekovskij les
IUCN IIINatural Monument
0.00 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
2 511 distinct species · 51 795 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 Сура : 27 espèces reliées par 85 interactions GloBI sur 4 types (connectance 14.3%, 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°
4,5°C
Annual rain
544mm
Moisture idx (CMI)
-0,23
Runoff
155mm/an
PET
712mm
AET
458mm
Mean slope
1,5°
Water table
151cm
Forest
31%
Crops
38%
Urban
13%
Protected
3%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)