Ontologia

HydroBASINS lev08 watershed · #4080729390

Bassin de 永珠藏布

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 : Nagchu

Endorheic 49% lakePfafstetter: 49150347

Sub-basin area

1 659,4km²

Upstream area

3 305,9km²

Discharge

6,21m³/s

Mean elev.

4 901m

Administrative coverage

Hydrographic chain

1 dept-equivalent regions (GADM L2)

1 intersecting protected areas

Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.

Species present

37 distinct species · 68 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

68 obs · 5 cellules
Obs. / cellule
≥ 33
33–32
28–32
4–27
< 4

Source : GBIF — observations agrégées par hexagones 0.027° × 0.027° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Ecological tissue

Not enough documented interactions to build a meaningful graph for this territory.

Hydroclimate (BasinATLAS lev08)

Mean T°

-1,4°C

Annual rain

273mm

Moisture idx (CMI)

-0,59

Runoff

92mm/an

PET

675mm

AET

254mm

Mean slope

8,6°

Water table

278cm

Forest

1%

Crops

0%

Urban

0%

Protected

54%

HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)