HydroBASINS lev08 watershed · #3080432120
Bassin de Негус-Ях
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 : Surgutskiy rayon
Sub-basin area
261,5km²
Upstream area
700,5km²
Discharge
4,57m³/s
Mean elev.
89m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Негус-Ях229 km²
- Bassin de Синк-Ях210 km²
1 dept-equivalent regions (GADM L2)
- 262.9 km²100.0% of basin
1 intersecting protected areas
YUganskij
IUCN IaState Natural Zapovednik
262.90 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
159 distinct species · 219 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°
-1,9°C
Annual rain
543mm
Moisture idx (CMI)
0,01
Runoff
190mm/an
PET
539mm
AET
416mm
Mean slope
0,7°
Water table
5cm
Forest
77%
Crops
0%
Urban
0%
Protected
100%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)