Ontologia

HydroBASINS lev08 watershed · #4080179470

Bassin de 嫩江

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 2 administrative regions : Hulunbuir, Qiqihar

Pfafstetter: 42249590

Sub-basin area

261,7km²

Upstream area

107 733,2km²

Discharge

392,99m³/s

Mean elev.

176m

Administrative coverage

Computing spatial overlaps (territories, protected areas)…

Species present

Computing species observations from GBIF…

Densité d'observations

0 obs · 0 cellules

Source : GBIF — observations agrégées par hexagones 0.2° × 0.2° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Ecological tissue

Graphe en cours d’indexation

Calcul du tissu écologique de cette entité.

Le graphe apparaîtra automatiquement dès que le calcul est terminé (rafraîchissement toutes les 2s).

Hydroclimate (BasinATLAS lev08)

Mean T°

2,1°C

Annual rain

457mm

Moisture idx (CMI)

-0,41

Runoff

91mm/an

PET

780mm

AET

398mm

Mean slope

0,2°

Water table

2cm

Forest

1%

Crops

53%

Urban

0%

Protected

0%

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