HydroBASINS lev08 watershed · #2080349730
Bassin de Чапаевка
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 5 administrative regions : Bezenchukskiy rayon, Chapaevsk, Krasnoarmeyskiy rayon, Stavropol'skiy rayon, Volzhskiy rayon
Sub-basin area
925km²
Upstream area
4 162,2km²
Discharge
12,98m³/s
Mean elev.
69m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Большая Вязовка772 km²
- Bassin de Чапаевка749 km²
5 dept-equivalent regions (GADM L2)
- Krasnoarmeyskiy rayonSamara · Russia401.0 km²43.2% of basin
- Bezenchukskiy rayonSamara · Russia263.6 km²28.4% of basin
- Volzhskiy rayonSamara · Russia233.6 km²25.2% of basin
- Stavropol'skiy rayonSamara · Russia28.3 km²3.0% of basin
- 2.3 km²0.2% of basin
4 intersecting protected areas
Genkovskaya lesopolosa kv. 75 - 80
IUCN Not ReportedNatural Monument
4.37 km² overlap
Urochishhe Rodniki
IUCN IIINatural Monument
1.11 km² overlap
Genkovskie lesopolosy
IUCN IIINatural Monument
0.64 km² overlap
Genkovskaya lesopolosa kv. 15 - 23
IUCN Not ReportedNatural Monument
0.58 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
534 distinct species · 1 581 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 35 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 Чапаевка : 25 espèces dont 3 patrimoniales (LR IUCN CR/EN/VU) reliées par 67 interactions GloBI sur 5 types (connectance 11.3%, filtre Serrano α=0.2). 10 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°
4,9°C
Annual rain
491mm
Moisture idx (CMI)
-0,34
Runoff
107mm/an
PET
739mm
AET
417mm
Mean slope
0,9°
Water table
121cm
Forest
5%
Crops
59%
Urban
5%
Protected
1%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)