Ontologia

HydroBASINS lev08 watershed · #4080833430

Bassin de 沅江

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 : Huaihua

Pfafstetter: 43489305

Sub-basin area

1 530,6km²

Upstream area

42 989,9km²

Discharge

804,97m³/s

Mean elev.

436m

Administrative coverage

Hydrographic chain

Drains into

Receives from 2 basins

1 dept-equivalent regions (GADM L2)

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

Species present

9 distinct species · 11 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

11 obs · 4 cellules
Obs. / cellule
≥ 7
7–6
2–6
2–1
< 2

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°

16,1°C

Annual rain

1 380mm

Moisture idx (CMI)

0,19

Runoff

770mm/an

PET

1 111mm

AET

1 006mm

Mean slope

13,0°

Water table

432cm

Forest

51%

Crops

9%

Urban

7%

Protected

0%

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