HydroBASINS lev08 watershed · #1081654070
Bassin de Koonap 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 1 administrative regions : Amathole
Sub-basin area
21,5km²
Upstream area
1 111,7km²
Discharge
1,96m³/s
Mean elev.
637m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Koonap River654 km²
- Bassin de Mankazana437 km²
1 dept-equivalent regions (GADM L2)
- 21.5 km²100.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
22 distinct species · 31 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 7 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 Koonap River : 7 espèces reliées par 4 interactions GloBI sur 4 types (connectance 19.0%, 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°
17,6°C
Annual rain
461mm
Moisture idx (CMI)
-0,69
Runoff
49mm/an
PET
1 503mm
AET
392mm
Mean slope
5,2°
Water table
396cm
Forest
90%
Crops
29%
Urban
15%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)