Ontologia

HydroBASINS lev08 watershed · #4080836460

Bassin de 湄江

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 3 administrative regions : Changsha, Loudi, Yiyang

Pfafstetter: 43482209

Sub-basin area

758,5km²

Upstream area

758,5km²

Discharge

18,17m³/s

Mean elev.

407m

Administrative coverage

Hydrographic chain

Drains into

Receives from 0 basins

Source / headwater (no upstream basin)

3 dept-equivalent regions (GADM L2)

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

Species present

8 distinct species · 9 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

9 obs · 5 cellules
Obs. / cellule
≥ 4
4–3
2–3
1–1
< 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°

16,0°C

Annual rain

1 491mm

Moisture idx (CMI)

0,29

Runoff

776mm/an

PET

1 061mm

AET

1 005mm

Mean slope

11,7°

Water table

409cm

Forest

53%

Crops

30%

Urban

18%

Protected

0%

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