HydroBASINS lev08 watershed · #3080313540
Bassin de Ай-Тромъеган
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 : Nadymskiy rayon, Surgutskiy rayon
Sub-basin area
294km²
Upstream area
294km²
Discharge
3,17m³/s
Mean elev.
127m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
2 dept-equivalent regions (GADM L2)
- 248.4 km²84.0% of basin
- 47.4 km²16.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
0 distinct species · 0 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°
-4,5°C
Annual rain
538mm
Moisture idx (CMI)
0,23
Runoff
245mm/an
PET
416mm
AET
351mm
Mean slope
1,5°
Water table
12cm
Forest
70%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)