HydroBASINS lev08 watershed · #3080515500
Bassin de Сыгыкта
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
50,1km²
Upstream area
2 624,7km²
Discharge
36,79m³/s
Mean elev.
732m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Каменная348 km²
- Bassin de Сыгыкта321 km²
1 dept-equivalent regions (GADM L2)
- Bodaybinskiy rayonIrkutsk · Russia50.3 km²100.0% of basin
1 intersecting protected areas
Vitimskij
IUCN IaState Natural Zapovednik
50.34 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
21 distinct species · 33 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 3 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 Сыгыкта : 3 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 2 interactions GloBI sur 1 type (connectance 66.7%, 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°
-8,1°C
Annual rain
399mm
Moisture idx (CMI)
-0,29
Runoff
446mm/an
PET
572mm
AET
351mm
Mean slope
16,9°
Water table
380cm
Forest
23%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)