HydroBASINS lev08 watershed · #2080041180
Bassin de Летняя
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 2 administrative regions : Belomorskiy rayon, Segezhskiy rayon
Sub-basin area
1 902,8km²
Upstream area
31 323,5km²
Discharge
303,09m³/s
Mean elev.
77m
Administrative coverage
Hydrographic chain
▼ Drains into
Outlet (drains to ocean / endorheic)
▲ Receives from 2 basins
- Bassin de Тунгуда1684 km²
- Bassin de Идель1287 km²
2 dept-equivalent regions (GADM L2)
- 1691.8 km²88.3% of basin
- 223.1 km²11.7% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
810 distinct species · 2 160 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 34 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 Летняя : 29 espèces reliées par 58 interactions GloBI sur 4 types (connectance 9.7%, 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°
0,8°C
Annual rain
492mm
Moisture idx (CMI)
0,11
Runoff
321mm/an
PET
436mm
AET
351mm
Mean slope
2,9°
Water table
93cm
Forest
89%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)