Ontologia

HydroBASINS lev08 watershed · #4080440620

Bassin de 水龙河

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 : Huludao, Qinhuangdao

Pfafstetter: 43120206

Sub-basin area

572,6km²

Upstream area

572,9km²

Discharge

2,6m³/s

Mean elev.

464m

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

6 distinct species · 6 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

6 obs · 4 cellules
Obs. / cellule
≥ 2
2–1
2–1
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°

7,8°C

Annual rain

683mm

Moisture idx (CMI)

-0,27

Runoff

140mm/an

PET

941mm

AET

582mm

Mean slope

10,6°

Water table

428cm

Forest

21%

Crops

25%

Urban

10%

Protected

2%

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