Ontologia

HydroBASINS lev08 watershed · #4080887280

Bassin de 西河

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 : Chenzhou, Hengyang

Pfafstetter: 43482620

Sub-basin area

1 599,4km²

Upstream area

1 599,8km²

Discharge

40,03m³/s

Mean elev.

324m

Administrative coverage

Hydrographic chain

Drains into

Receives from 0 basins

Source / headwater (no upstream basin)

2 dept-equivalent regions (GADM L2)

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

Species present

42 distinct species · 66 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

66 obs · 14 cellules
Obs. / cellule
≥ 44
6–43
1–5
1–0
< 1

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°

17,9°C

Annual rain

1 472mm

Moisture idx (CMI)

0,20

Runoff

799mm/an

PET

1 178mm

AET

1 047mm

Mean slope

7,5°

Water table

256cm

Forest

59%

Crops

19%

Urban

20%

Protected

2%

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