HydroBASINS lev08 watershed · #2080364190
Bassin de Самара
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 : Sorochinskiy rayon, Totskiy rayon
Sub-basin area
322,5km²
Upstream area
8 439,7km²
Discharge
21,04m³/s
Mean elev.
147m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Малый Уран2252 km²
- Bassin de Самара460 km²
2 dept-equivalent regions (GADM L2)
- Totskiy rayonOrenburg · Russia234.9 km²72.5% of basin
- Sorochinskiy rayonOrenburg · Russia88.9 km²27.5% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
104 distinct species · 125 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 19 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 Самара : 13 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 21 interactions GloBI sur 5 types (connectance 12.3%, filtre Serrano α=0.2). 6 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°
4,4°C
Annual rain
455mm
Moisture idx (CMI)
-0,42
Runoff
79mm/an
PET
788mm
AET
389mm
Mean slope
1,6°
Water table
144cm
Forest
3%
Crops
47%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)