HydroBASINS lev08 watershed · #1081192280
Bassin de Athi 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 2 administrative regions : Kibwezi West, Makueni
Sub-basin area
499,6km²
Upstream area
9 198,6km²
Discharge
17,79m³/s
Mean elev.
943m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Kikuu956 km²
- Bassin · #108119177034 km²
2 dept-equivalent regions (GADM L2)
- Kibwezi WestMakueni · Kenya419.9 km²84.4% of basin
- 77.4 km²15.6% of basin
1 intersecting protected areas
Chyulu Hills
IUCN IINational Park
18.25 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
409 distinct species · 1 827 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 17 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 Athi River : 16 espèces reliées par 10 interactions GloBI sur 4 types (connectance 7.4%, filtre Serrano α=0.2). 1 bulle taxonomique (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°
22,8°C
Annual rain
618mm
Moisture idx (CMI)
-0,65
Runoff
108mm/an
PET
1 773mm
AET
521mm
Mean slope
1,2°
Water table
243cm
Forest
4%
Crops
7%
Urban
3%
Protected
84%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)