HydroBASINS lev08 watershed · #3080459110
Bassin de Мая
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 : Ayano-Mayskiy rayon, Okhotskiy rayon
Sub-basin area
458,6km²
Upstream area
9 902,7km²
Discharge
50,91m³/s
Mean elev.
572m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Мая478 km²
- Bassin de Мая341 km²
2 dept-equivalent regions (GADM L2)
- Okhotskiy rayonKhabarovsk · Russia400.4 km²86.8% of basin
- Ayano-Mayskiy rayonKhabarovsk · Russia60.7 km²13.2% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
4 distinct species · 4 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°
-8,8°C
Annual rain
520mm
Moisture idx (CMI)
0,22
Runoff
163mm/an
PET
405mm
AET
361mm
Mean slope
7,1°
Water table
199cm
Forest
86%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)