HydroBASINS lev08 watershed · #1081626550
Bassin de Krom
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 across 2 countries : Karas, Namakwa
Sub-basin area
441,5km²
Upstream area
782 043,3km²
Discharge
415,14m³/s
Mean elev.
671m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Oerknoep520 km²
- Bassin de Orange River98 km²
2 dept-equivalent regions (GADM L2)
- 351.0 km²79.6% of basin
- 89.9 km²20.4% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
96 distinct species · 122 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 8 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 de Krom : 8 espèces reliées par 5 interactions GloBI sur 2 types (connectance 17.9%, filtre Serrano α=0.2).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydroclimate (BasinATLAS lev08)
Mean T°
20,0°C
Annual rain
92mm
Moisture idx (CMI)
-0,95
Runoff
14mm/an
PET
1 769mm
AET
75mm
Mean slope
9,1°
Water table
1 152cm
Forest
0%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)