HydroBASINS lev08 watershed · #3080275940
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
1 583,3km²
Upstream area
168 960,6km²
Discharge
873,83m³/s
Mean elev.
418m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Нижняя Тунгуска816 km²
- Bassin de Нижняя Тунгуска687 km²
1 dept-equivalent regions (GADM L2)
- Ilimpiyskiy rayonKrasnoyarsk · Russia1593.5 km²100.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
9 distinct species · 11 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 4 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 : 4 espèces reliées par 2 interactions GloBI sur 2 types (connectance 33.3%, filtre Serrano α=0.2).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydroclimate (BasinATLAS lev08)
Mean T°
-10,2°C
Annual rain
384mm
Moisture idx (CMI)
-0,22
Runoff
240mm/an
PET
494mm
AET
331mm
Mean slope
4,8°
Water table
128cm
Forest
92%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)