HydroBASINS lev08 watershed · #4080956990
Bassin de 那马河
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 : Baise, Wenshan Zhuang and Miao
Sub-basin area
1 678,9km²
Upstream area
12 832,7km²
Discharge
126,21m³/s
Mean elev.
686m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de 驮娘江502 km²
- Bassin de 西洋江464 km²
2 dept-equivalent regions (GADM L2)
- 1441.9 km²86.1% of basin
- 233.2 km²13.9% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
56 distinct species · 68 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°
20,4°C
Annual rain
1 208mm
Moisture idx (CMI)
-0,09
Runoff
370mm/an
PET
1 327mm
AET
972mm
Mean slope
16,9°
Water table
601cm
Forest
22%
Crops
6%
Urban
1%
Protected
4%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)