Ontologia

HydroBASINS lev08 watershed · #4081060430

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 : Anh Sơn, Con Cuông

Pfafstetter: 44104051

Sub-basin area

307,5km²

Upstream area

15 351,3km²

Discharge

272,71m³/s

Mean elev.

189m

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°

24,0°C

Annual rain

1 503mm

Moisture idx (CMI)

0,04

Runoff

744mm/an

PET

1 436mm

AET

1 054mm

Mean slope

10,8°

Water table

368cm

Forest

16%

Crops

6%

Urban

3%

Protected

0%

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