HydroBASINS lev08 watershed · #3080169640
Bassin de Онене-Силигир
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 : Olenekskiy rayon
Sub-basin area
524,3km²
Upstream area
524,3km²
Discharge
3,18m³/s
Mean elev.
401m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
1 dept-equivalent regions (GADM L2)
- 527.9 km²100.0% of basin
1 intersecting protected areas
Alakit
IUCN VIResource Reserve
0.30 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
3 distinct species · 3 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Not enough documented interactions to build a meaningful graph for this territory.
Hydroclimate (BasinATLAS lev08)
Mean T°
-12,5°C
Annual rain
323mm
Moisture idx (CMI)
-0,18
Runoff
185mm/an
PET
393mm
AET
281mm
Mean slope
3,2°
Water table
94cm
Forest
92%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)