Ontologia

HydroBASINS lev08 watershed · #4080466330

Bassin de 拒马河

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 : Baoding, Zhangjiakou

Pfafstetter: 43164292

Sub-basin area

254,8km²

Upstream area

254,8km²

Discharge

0,13m³/s

Mean elev.

991m

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

24 distinct species · 28 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

28 obs · 5 cellules
Obs. / cellule
≥ 20
20–19
3–19
2–2
< 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°

7,0°C

Annual rain

503mm

Moisture idx (CMI)

-0,47

Runoff

17mm/an

PET

962mm

AET

433mm

Mean slope

18,8°

Water table

682cm

Forest

84%

Crops

12%

Urban

1%

Protected

0%

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