Ontologia

HydroBASINS lev08 watershed · #1081653010

Bassin de Matjies

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 : Namakwa, West Coast

Pfafstetter: 12604802

Sub-basin area

397,1km²

Upstream area

397,1km²

Discharge

1,02m³/s

Mean elev.

1 029m

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°

14,1°C

Annual rain

372mm

Moisture idx (CMI)

-0,73

Runoff

80mm/an

PET

1 380mm

AET

317mm

Mean slope

11,2°

Water table

774cm

Forest

0%

Crops

2%

Urban

0%

Protected

70%

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