Ontologia

HydroBASINS lev08 watershed · #4081058700

Bassin de Sông Lam

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 : Con Cuông, Tương Dương

Pfafstetter: 44104055

Sub-basin area

144,4km²

Upstream area

14 143,9km²

Discharge

250,4m³/s

Mean elev.

277m

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°

23,7°C

Annual rain

1 462mm

Moisture idx (CMI)

0,01

Runoff

683mm/an

PET

1 444mm

AET

1 026mm

Mean slope

15,3°

Water table

528cm

Forest

19%

Crops

5%

Urban

2%

Protected

2%

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