HydroBASINS lev08 watershed · #1080017080
Bassin de Omaruru
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 : Arandis, Daures
Sub-basin area
661,4km²
Upstream area
11 692,2km²
Discharge
9,63m³/s
Mean elev.
360m
Administrative coverage
Hydrographic chain
▼ Drains into
Outlet (drains to ocean / endorheic)
▲ Receives from 2 basins
- Bassin de Spitzkop919 km²
- Bassin de Omaruru562 km²
2 dept-equivalent regions (GADM L2)
- 438.3 km²66.4% of basin
- 221.3 km²33.5% of basin
3 intersecting protected areas
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
181 distinct species · 322 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 32 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 Omaruru : 28 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 25 interactions GloBI sur 4 types (connectance 4.7%, filtre Serrano α=0.2). 5 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°
19,1°C
Annual rain
32mm
Moisture idx (CMI)
-0,98
Runoff
27mm/an
PET
1 594mm
AET
25mm
Mean slope
1,4°
Water table
1 150cm
Forest
0%
Crops
0%
Urban
0%
Protected
96%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)