HydroBASINS lev08 watershed · #2080368520
Bassin de Терешка
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 1 administrative regions : Vol'skiy rayon
Sub-basin area
462,6km²
Upstream area
4 594,7km²
Discharge
23,31m³/s
Mean elev.
120m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Терешка3192 km²
- Bassin de Избалык940 km²
1 dept-equivalent regions (GADM L2)
- 464.4 km²100.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
63 distinct species · 91 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 9 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 Терешка : 7 espèces reliées par 7 interactions GloBI sur 3 types (connectance 19.4%, filtre Serrano α=0.2). 2 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°
5,4°C
Annual rain
578mm
Moisture idx (CMI)
-0,25
Runoff
196mm/an
PET
769mm
AET
476mm
Mean slope
2,2°
Water table
202cm
Forest
6%
Crops
67%
Urban
0%
Protected
1%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)