HydroBASINS lev08 watershed · #3080512780
Bassin de Левая Мама
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 : Mamsko-Chuyskiy rayon, Severobaykal'skiy
Sub-basin area
2 202,9km²
Upstream area
4 506,5km²
Discharge
55,86m³/s
Mean elev.
1 056m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Левая Мама565 km²
- Bassin de Левая Мама239 km²
2 dept-equivalent regions (GADM L2)
- 1870.6 km²84.5% of basin
- Mamsko-Chuyskiy rayonIrkutsk · Russia343.2 km²15.5% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
51 distinct species · 51 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 12 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 Левая Мама : 11 espèces reliées par 8 interactions GloBI sur 4 types (connectance 12.1%, filtre Serrano α=0.2). 1 bulle taxonomique (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°
-7,4°C
Annual rain
447mm
Moisture idx (CMI)
-0,14
Runoff
402mm/an
PET
524mm
AET
374mm
Mean slope
13,0°
Water table
325cm
Forest
59%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)