HydroBASINS lev08 watershed · #2080191090
Bassin de Северная Двина
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 2 administrative regions : Verhnetoemskiy rayon, Vinogradovskiy rayon
Sub-basin area
2 186,3km²
Upstream area
230 073,6km²
Discharge
2 263,06m³/s
Mean elev.
69m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Нижняя Тойма2542 km²
- Bassin de Кодима2216 km²
2 dept-equivalent regions (GADM L2)
- Vinogradovskiy rayonArkhangel'sk · Russia1824.5 km²82.9% of basin
- Verhnetoemskiy rayonArkhangel'sk · Russia375.2 km²17.1% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
97 distinct species · 229 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 45 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 Северная Двина : 41 espèces reliées par 62 interactions GloBI sur 5 types (connectance 6.3%, 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°
0,9°C
Annual rain
567mm
Moisture idx (CMI)
0,05
Runoff
584mm/an
PET
537mm
AET
414mm
Mean slope
3,5°
Water table
69cm
Forest
70%
Crops
5%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)