HydroBASINS lev08 watershed · #2080425990
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 1 administrative regions : Alekseevskiy rayon
Sub-basin area
122,4km²
Upstream area
57 194,8km²
Discharge
168,8m³/s
Mean elev.
115m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Бузулук831 km²
- Bassin de Хопёр60 km²
1 intersecting protected areas
Nizhnehoperskij
IUCN IINatural Park
118.40 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
215 distinct species · 315 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 49 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 : 44 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 48 interactions GloBI sur 4 types (connectance 4.1%, filtre Serrano α=0.2). 5 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°
7,1°C
Annual rain
458mm
Moisture idx (CMI)
-0,43
Runoff
50mm/an
PET
808mm
AET
393mm
Mean slope
1,8°
Water table
371cm
Forest
0%
Crops
71%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)