HydroBASINS lev08 watershed · #2080325650
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, Veshkaymskiy rayon
Sub-basin area
345,9km²
Upstream area
2 957,6km²
Discharge
9,42m³/s
Mean elev.
203m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Барыш2165 km²
- Bassin de Майдан447 km²
2 dept-equivalent regions (GADM L2)
- Veshkaymskiy rayonUl'yanovsk · Russia326.2 km²93.9% of basin
- Karsunskiy rayonUl'yanovsk · Russia21.2 km²6.1% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
393 distinct species · 707 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 36 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 : 28 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 64 interactions GloBI sur 4 types (connectance 9.6%, 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°
4,0°C
Annual rain
544mm
Moisture idx (CMI)
-0,21
Runoff
104mm/an
PET
689mm
AET
457mm
Mean slope
2,4°
Water table
175cm
Forest
31%
Crops
49%
Urban
1%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)