HydroBASINS lev08 watershed · #2080265950
Bassin de Волга
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 4 administrative regions : Kostromskoy rayon, Nekrasovskiy rayon, Nerekhtskiy rayon, Yaroslavskiy rayon
Sub-basin area
684,1km²
Upstream area
163 176,7km²
Discharge
1 046,57m³/s
Mean elev.
104m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Солоница1532 km²
- Bassin de Волга1079 km²
4 dept-equivalent regions (GADM L2)
- Nekrasovskiy rayonYaroslavl' · Russia528.0 km²76.8% of basin
- Kostromskoy rayonKostroma · Russia71.6 km²10.4% of basin
- Yaroslavskiy rayonYaroslavl' · Russia70.2 km²10.2% of basin
- Nerekhtskiy rayonKostroma · Russia17.9 km²2.6% of basin
14 intersecting protected areas
Levashovskij
IUCN IVState Natural Zakaznik
119.03 km² overlap
Zavod` CHernaya i oz. CHistoe
IUCN IIINatural Monument
12.41 km² overlap
Natural Monument
4.86 km² overlap
Ozero Sogozhskoe
IUCN IIINatural Monument
3.13 km² overlap
Ozera Iskrobol`skoe i Velikoe
IUCN IIINatural Monument
2.89 km² overlap
YAroslavskij
IUCN IVState Natural Zakaznik
0.57 km² overlap
Lesnoj massiv Dubki
IUCN IIINatural Monument
0.30 km² overlap
Boloto Tarakan`e
IUCN IIINatural Monument
0.17 km² overlap
Bor der. Ul`kovo
IUCN IIINatural Monument
0.11 km² overlap
5 more protected areassorted by overlap area
Natural Monument
0.10 km² overlap
Bor pos. Krasnyj Profintern
IUCN IIINatural Monument
0.03 km² overlap
Rodnik v pojme r. Knyagini
IUCN IIINatural Monument
0.03 km² overlap
Barskij prud v der. Pirogovo
IUCN Not ReportedNatural Monument
0.01 km² overlap
Park Nikolo-Babaevskogo monastyrya
IUCN Not ReportedNatural Monument
0.01 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
685 distinct species · 2 600 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 30 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 Волга : 24 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 79 interactions GloBI sur 4 types (connectance 17.0%, filtre Serrano α=0.2). 7 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°
4,1°C
Annual rain
607mm
Moisture idx (CMI)
-0,01
Runoff
160mm/an
PET
614mm
AET
457mm
Mean slope
0,8°
Water table
68cm
Forest
42%
Crops
48%
Urban
0%
Protected
19%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)