HydroBASINS lev08 watershed · #2080247530
Bassin de Волхов
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 3 administrative regions : Chudovskiy rayon, Malovisherskiy rayon, Novgorodskiy rayon
Sub-basin area
646km²
Upstream area
69 557,6km²
Discharge
603,07m³/s
Mean elev.
42m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Вишера1325 km²
- Bassin de Волхов28 km²
3 dept-equivalent regions (GADM L2)
- 380.4 km²58.6% of basin
- 228.2 km²35.1% of basin
- 40.8 km²6.3% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
312 distinct species · 569 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 42 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 Волхов : 32 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 87 interactions GloBI sur 5 types (connectance 9.6%, filtre Serrano α=0.2). 11 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°
4,0°C
Annual rain
615mm
Moisture idx (CMI)
0,02
Runoff
183mm/an
PET
603mm
AET
451mm
Mean slope
1,0°
Water table
75cm
Forest
82%
Crops
8%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)