HydroBASINS lev08 watershed · #3080404520
Bassin de Марха
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 : Olekminskiy rayon
Sub-basin area
722,9km²
Upstream area
8 680,1km²
Discharge
4,02m³/s
Mean elev.
366m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Марха891 km²
- Bassin de Марха343 km²
1 dept-equivalent regions (GADM L2)
- 727.1 km²100.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
6 distinct species · 6 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°
-8,2°C
Annual rain
351mm
Moisture idx (CMI)
-0,35
Runoff
13mm/an
PET
537mm
AET
310mm
Mean slope
7,9°
Water table
157cm
Forest
96%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)