HydroBASINS lev08 watershed · #3080494210
Bassin de Витим
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 1 administrative regions : Bodaybinskiy rayon
Sub-basin area
1 473,4km²
Upstream area
181 953,7km²
Discharge
1 222,92m³/s
Mean elev.
980m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Амалык1614 km²
- Bassin de Витим704 km²
1 dept-equivalent regions (GADM L2)
- Bodaybinskiy rayonIrkutsk · Russia1481.0 km²100.0% of basin
1 intersecting protected areas
Vitimskij
IUCN IaState Natural Zapovednik
21.57 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
109 distinct species · 161 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 10 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 Витим : 8 espèces reliées par 8 interactions GloBI sur 3 types (connectance 14.5%, filtre Serrano α=0.2). 3 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°
-9,6°C
Annual rain
438mm
Moisture idx (CMI)
-0,16
Runoff
419mm/an
PET
528mm
AET
375mm
Mean slope
12,1°
Water table
305cm
Forest
61%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)