HydroBASINS lev08 watershed · #2080220500
Bassin de Свирь
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 : Lodeynopol'skiy rayon, Podporozh'e, Podporozhskiy rayon, Prionezhskiy rayon
Sub-basin area
1 536,3km²
Upstream area
59 403,3km²
Discharge
623,81m³/s
Mean elev.
99m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Таржеполка2101 km²
- Bassin de Свирь8 km²
4 dept-equivalent regions (GADM L2)
- 1522.0 km²98.5% of basin
- 12.7 km²0.8% of basin
- 8.9 km²0.6% of basin
- 1.5 km²0.1% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
919 distinct species · 1 389 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 28 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 Свирь : 17 espèces reliées par 80 interactions GloBI sur 6 types (connectance 19.7%, filtre Serrano α=0.2). 12 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°
2,7°C
Annual rain
656mm
Moisture idx (CMI)
0,16
Runoff
298mm/an
PET
548mm
AET
427mm
Mean slope
3,2°
Water table
99cm
Forest
94%
Crops
4%
Urban
1%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)