Ontologia

HydroBASINS lev08 watershed · #4080807730

Bassin de 牛日河

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 1 administrative regions : Liangshan Yi

Pfafstetter: 43496529

Sub-basin area

811,2km²

Upstream area

811,4km²

Discharge

16,43m³/s

Mean elev.

2 510m

Administrative coverage

Hydrographic chain

Drains into

Receives from 0 basins

Source / headwater (no upstream basin)

1 dept-equivalent regions (GADM L2)

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

Species present

59 distinct species · 1 265 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 265 obs · 5 cellules
Obs. / cellule
≥ 1 201
1 201–1 200
46–1 200
13–45
< 13

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°

10,3°C

Annual rain

1 120mm

Moisture idx (CMI)

0,10

Runoff

639mm/an

PET

996mm

AET

793mm

Mean slope

17,7°

Water table

561cm

Forest

15%

Crops

10%

Urban

3%

Protected

11%

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