HydroBASINS lev08 watershed · #3080375810
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 3 administrative regions : Gornyy rayon, Olekminskiy rayon, Verkhnevilyuyskiy rayon
Sub-basin area
1 873,6km²
Upstream area
1 873,6km²
Discharge
1,91m³/s
Mean elev.
337m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
3 dept-equivalent regions (GADM L2)
- 1447.3 km²76.8% of basin
- 435.0 km²23.1% of basin
- 2.4 km²0.1% of basin
1 intersecting protected areas
Siine (Sinyaya)
IUCN IINatural Park
21.54 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 distinct species · 1 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
321mm
Moisture idx (CMI)
-0,39
Runoff
32mm/an
PET
530mm
AET
289mm
Mean slope
2,8°
Water table
64cm
Forest
92%
Crops
0%
Urban
0%
Protected
1%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)