HydroBASINS lev08 watershed · #1080015680
Bassin · #1080015680
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 1 administrative regions : Namakwa
Sub-basin area
157,9km²
Upstream area
157,9km²
Discharge
0,04m³/s
Mean elev.
70m
Administrative coverage
1 dept-equivalent regions (GADM L2)
- 151.4 km²96.0% of basin
1 intersecting protected areas
Namaqua National Park
IUCN Not ReportedNational Park
36.37 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
416 distinct species · 936 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 28 species (selected proportionally per kingdom among those with at least one documented interaction here) to keep the graph readable. Hover for details, click to explore the full ecosystem of a species.
ℹ️ The territory contains many more species than displayed and all their documented interactions: the graph is intentionally the structural skeleton (top-N species by composite local score, edges filtered by Serrano 2009 disparity filter α=0.2).
Indicateurs du tissu écologique
Tissu écologique de Bassin · #1080015680 : 25 espèces reliées par 21 interactions GloBI sur 3 types (connectance 5.6%, filtre Serrano α=0.2). 3 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydroclimate (BasinATLAS lev08)
Mean T°
17,0°C
Annual rain
132mm
Moisture idx (CMI)
-0,90
Runoff
10mm/an
PET
1 348mm
AET
113mm
Mean slope
1,3°
Water table
622cm
Forest
0%
Crops
0%
Urban
0%
Protected
21%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)