Ontologia

HydroBASINS lev08 watershed · #1080014080

Bassin de Chalumna River

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 : Amathole, Buffalo City

Coastal basinPfafstetter: 12555007

Sub-basin area

868,1km²

Upstream area

868,1km²

Discharge

0,58m³/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°

18,2°C

Annual rain

700mm

Moisture idx (CMI)

-0,40

Runoff

160mm/an

PET

1 171mm

AET

596mm

Mean slope

4,6°

Water table

410cm

Forest

71%

Crops

12%

Urban

2%

Protected

1%

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