HydroBASINS lev08 watershed · #2080314390
Bassin de Ока
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 : Serpukhovskiy rayon, Stupinskiy rayon, Yasnogorskiy rayon
Sub-basin area
59,5km²
Upstream area
67 518,1km²
Discharge
381,99m³/s
Mean elev.
158m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Лопасня1062 km²
- Bassin de Ока470 km²
3 dept-equivalent regions (GADM L2)
- 27.6 km²46.1% of basin
- 21.4 km²35.8% of basin
- Yasnogorskiy rayonTula · Russia10.8 km²18.0% of basin
1 intersecting protected areas
State Natural Zakaznik
0.01 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
681 distinct species · 2 606 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 Ока : 19 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 89 interactions GloBI sur 4 types (connectance 21.9%, 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°
5,0°C
Annual rain
633mm
Moisture idx (CMI)
-0,05
Runoff
185mm/an
PET
665mm
AET
491mm
Mean slope
1,9°
Water table
221cm
Forest
46%
Crops
25%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)