HydroBASINS lev08 watershed · #2080301600
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 : Murom, Muromskiy rayon, Navashinskiy rayon
Sub-basin area
193,9km²
Upstream area
186 028km²
Discharge
1 037,34m³/s
Mean elev.
92m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Илевна906 km²
- Bassin de Ока139 km²
3 dept-equivalent regions (GADM L2)
- Muromskiy rayonVladimir · Russia96.4 km²49.5% of basin
- 79.4 km²40.8% of basin
- 19.0 km²9.7% of basin
2 intersecting protected areas
Navashinskij
IUCN IVState Natural Zakaznik
34.22 km² overlap
Okskij beregovoj
IUCN IVState Natural Zakaznik
1.11 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 299 distinct species · 5 993 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 Ока : 26 espèces reliées par 148 interactions GloBI sur 5 types (connectance 20.0%, filtre Serrano α=0.2). 13 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°
4,6°C
Annual rain
594mm
Moisture idx (CMI)
-0,09
Runoff
148mm/an
PET
656mm
AET
466mm
Mean slope
0,7°
Water table
78cm
Forest
20%
Crops
37%
Urban
25%
Protected
31%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)