HydroBASINS lev08 watershed · #2080320220
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
189,5km²
Upstream area
4 897,4km²
Discharge
15,48m³/s
Mean elev.
151m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Урень598 km²
- Bassin de Барыш389 km²
2 dept-equivalent regions (GADM L2)
- Surskiy rayonUl'yanovsk · Russia104.1 km²54.7% of basin
- Karsunskiy rayonUl'yanovsk · Russia86.2 km²45.3% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
135 distinct species · 222 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 33 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 : 25 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 60 interactions GloBI sur 4 types (connectance 10.7%, filtre Serrano α=0.2). 9 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°
4,1°C
Annual rain
533mm
Moisture idx (CMI)
-0,22
Runoff
90mm/an
PET
682mm
AET
449mm
Mean slope
1,6°
Water table
151cm
Forest
9%
Crops
64%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)