HydroBASINS lev08 watershed · #2080322320
Bassin de Барыш
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 : Karsunskiy rayon, Surskiy rayon
Sub-basin area
388,5km²
Upstream area
4 110,4km²
Discharge
13,11m³/s
Mean elev.
187m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Карсунка764 km²
- Bassin de Барыш346 km²
2 dept-equivalent regions (GADM L2)
- Karsunskiy rayonUl'yanovsk · Russia384.0 km²98.4% of basin
- Surskiy rayonUl'yanovsk · Russia6.3 km²1.6% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
814 distinct species · 1 810 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 40 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 Барыш : 24 espèces reliées par 93 interactions GloBI sur 5 types (connectance 10.8%, filtre Serrano α=0.2). 18 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°
4,0°C
Annual rain
540mm
Moisture idx (CMI)
-0,21
Runoff
101mm/an
PET
684mm
AET
454mm
Mean slope
2,0°
Water table
172cm
Forest
22%
Crops
55%
Urban
1%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)