HydroBASINS lev08 watershed · #2080389300
Bassin de Хопёр
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 3 administrative regions : Arkadakskiy rayon, Balashov, Balashovskiy rayon
Sub-basin area
855,1km²
Upstream area
13 765,5km²
Discharge
46,58m³/s
Mean elev.
153m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Батучка (Кистендей)1787 km²
- Bassin de Хопёр1288 km²
3 dept-equivalent regions (GADM L2)
- 463.1 km²53.9% of basin
- 394.4 km²46.0% of basin
- 0.9 km²0.1% of basin
2 intersecting protected areas
Arzyanskij bor
IUCN IaNatural Mikrozapovednik
0.19 km² overlap
Natural Monument
0.12 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
804 distinct species · 1 092 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 38 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 Хопёр : 29 espèces reliées par 45 interactions GloBI sur 5 types (connectance 6.4%, 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°
5,7°C
Annual rain
504mm
Moisture idx (CMI)
-0,34
Runoff
100mm/an
PET
766mm
AET
429mm
Mean slope
0,9°
Water table
122cm
Forest
13%
Crops
58%
Urban
1%
Protected
8%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)