HydroBASINS lev08 watershed · #2080309300
Bassin de Заходняя Дзвіна
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 : Haradok, Vitebsk
Sub-basin area
1 508,3km²
Upstream area
27 166,8km²
Discharge
218,51m³/s
Mean elev.
173m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Каспля80 km²
- Bassin de Заходняя Дзвіна11 km²
2 dept-equivalent regions (GADM L2)
- 972.5 km²64.2% of basin
- 542.8 km²35.8% of basin
1 intersecting protected areas
Korytenskiy Mokh
IUCN IVNature Sanctuary or Partial Reserve
10.08 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 296 distinct species · 5 139 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 36 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 Заходняя Дзвіна : 29 espèces reliées par 80 interactions GloBI sur 5 types (connectance 12.0%, filtre Serrano α=0.2). 8 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°
5,1°C
Annual rain
650mm
Moisture idx (CMI)
0,00
Runoff
242mm/an
PET
652mm
AET
496mm
Mean slope
1,2°
Water table
120cm
Forest
53%
Crops
29%
Urban
4%
Protected
1%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)