HydroBASINS lev08 watershed · #2080418360
Bassin de Осередь
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 : Bobrovskiy rayon, Buturlinovskiy rayon, Pavlovskiy rayon, Podgorenskiy rayon, Talovskiy rayon
Sub-basin area
2 413,8km²
Upstream area
2 413,8km²
Discharge
5,3m³/s
Mean elev.
160m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
5 dept-equivalent regions (GADM L2)
- 1154.7 km²47.7% of basin
- 1114.7 km²46.0% of basin
- 131.7 km²5.4% of basin
- 18.6 km²0.8% of basin
- 2.6 km²0.1% of basin
6 intersecting protected areas
Velikoarhangel`skij
IUCN IVState Natural Zakaznik
39.68 km² overlap
Natural Monument
2.14 km² overlap
Voroncovskoe chudo
IUCN IIINatural Monument
1.13 km² overlap
Kul`tury Veresina
IUCN Not ReportedNatural Monument
0.12 km² overlap
Zolotoj kust
IUCN IIINatural Monument
0.11 km² overlap
Kul`tury Genko
IUCN Not ReportedNatural Monument
0.10 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 198 distinct species · 13 747 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 20 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 Осередь : 13 espèces reliées par 44 interactions GloBI sur 2 types (connectance 19.0%, filtre Serrano α=0.2). 9 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°
6,5°C
Annual rain
499mm
Moisture idx (CMI)
-0,37
Runoff
69mm/an
PET
796mm
AET
426mm
Mean slope
1,5°
Water table
367cm
Forest
15%
Crops
50%
Urban
2%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)