HydroBASINS lev08 watershed · #2080200070
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 1 administrative regions : Verhnetoemskiy rayon
Sub-basin area
541,7km²
Upstream area
219 279,7km²
Discharge
2 020m³/s
Mean elev.
75m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Кестваж288 km²
- Bassin de Северная Двина20 km²
1 dept-equivalent regions (GADM L2)
- Verhnetoemskiy rayonArkhangel'sk · Russia544.9 km²100.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
144 distinct species · 211 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 18 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 : 18 espèces reliées par 9 interactions GloBI sur 2 types (connectance 5.3%, filtre Serrano α=0.2). 1 bulle taxonomique (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
570mm
Moisture idx (CMI)
0,03
Runoff
657mm/an
PET
552mm
AET
421mm
Mean slope
3,2°
Water table
77cm
Forest
73%
Crops
3%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)