HydroBASINS lev08 watershed · #3080268850
Bassin de Нижняя Тунгуска
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 : Ilimpiyskiy rayon
Sub-basin area
1 651km²
Upstream area
171 773,9km²
Discharge
892,94m³/s
Mean elev.
404m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Нижняя Тунгуска1583 km²
- Bassin · #30802761001162 km²
1 dept-equivalent regions (GADM L2)
- Ilimpiyskiy rayonKrasnoyarsk · Russia1661.6 km²100.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
136 distinct species · 383 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 23 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 Нижняя Тунгуска : 17 espèces reliées par 36 interactions GloBI sur 2 types (connectance 14.2%, filtre Serrano α=0.2). 6 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°
-10,0°C
Annual rain
399mm
Moisture idx (CMI)
-0,20
Runoff
229mm/an
PET
501mm
AET
342mm
Mean slope
5,9°
Water table
145cm
Forest
82%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)