HydroBASINS lev08 watershed · #2080317230
Bassin de Большая Ворона
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 : Baryatinskiy rayon, Spas-Demenskiy rayon, Ugranskiy rayon
Sub-basin area
685,9km²
Upstream area
686km²
Discharge
3,65m³/s
Mean elev.
224m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
3 dept-equivalent regions (GADM L2)
- Ugranskiy rayonSmolensk · Russia362.0 km²52.5% of basin
- 219.8 km²31.9% of basin
- 107.1 km²15.5% of basin
3 intersecting protected areas
Boloto Bol`shoe Ignatovskoe
IUCN IIINatural Monument
14.07 km² overlap
Verhovoe boloto Knyazev Moh
IUCN IIINatural Monument
0.83 km² overlap
Ozero Bezdon
IUCN IIINatural Monument
0.36 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
430 distinct species · 1 214 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 10 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 Большая Ворона : 7 espèces reliées par 8 interactions GloBI sur 3 types (connectance 14.5%, filtre Serrano α=0.2). 4 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°
4,6°C
Annual rain
621mm
Moisture idx (CMI)
-0,05
Runoff
168mm/an
PET
652mm
AET
494mm
Mean slope
1,2°
Water table
125cm
Forest
77%
Crops
6%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)