HydroBASINS lev08 watershed · #2080332930
Bassin de Болва
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 5 administrative regions : Dyat'kovskiy rayon, Kirov, Kirovskiy rayon, Lyudinov, Lyudinovskiy rayon
Sub-basin area
257,1km²
Upstream area
2 288,1km²
Discharge
11,81m³/s
Mean elev.
203m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Песочная366 km²
- Bassin de Болва3 km²
5 dept-equivalent regions (GADM L2)
- 152.0 km²58.9% of basin
- 93.6 km²36.3% of basin
- 9.8 km²3.8% of basin
- 2.5 km²1.0% of basin
- Dyat'kovskiy rayonBryansk · Russia0.3 km²0.1% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
155 distinct species · 293 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 Болва : 18 espèces reliées par 53 interactions GloBI sur 4 types (connectance 14.0%, filtre Serrano α=0.2). 10 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°
4,8°C
Annual rain
603mm
Moisture idx (CMI)
-0,09
Runoff
156mm/an
PET
664mm
AET
494mm
Mean slope
1,3°
Water table
151cm
Forest
64%
Crops
19%
Urban
3%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)