HydroBASINS lev08 watershed · #2080230340
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 4 administrative regions : Kirishskiy rayon, Slantsevskiy rayon, Volkhov, Volkhovskiy rayon
Sub-basin area
838,4km²
Upstream area
79 499,5km²
Discharge
1 010,71m³/s
Mean elev.
27m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Чаженка205 km²
- Bassin de Волхов126 km²
4 dept-equivalent regions (GADM L2)
- 758.0 km²89.9% of basin
- 50.9 km²6.0% of basin
- 32.6 km²3.9% of basin
- 1.5 km²0.2% of basin
2 intersecting protected areas
Staroladozhskij
IUCN IIINatural Monument
4.40 km² overlap
Nizhnevolhovskij
IUCN IIINatural Monument
0.33 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 205 distinct species · 4 643 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 39 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 : 29 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 104 interactions GloBI sur 5 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°
3,6°C
Annual rain
660mm
Moisture idx (CMI)
0,12
Runoff
238mm/an
PET
578mm
AET
439mm
Mean slope
1,3°
Water table
60cm
Forest
64%
Crops
17%
Urban
4%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)