HydroBASINS lev08 watershed · #1081204430
Bassin · #1081204430
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 3 administrative regions : Garsen, Kitui South, Magarini
Sub-basin area
1 984km²
Upstream area
4 902,9km²
Discharge
6,61m³/s
Mean elev.
230m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin · #1081203220610 km²
- Bassin · #10812034609 km²
3 dept-equivalent regions (GADM L2)
- 1776.4 km²89.9% of basin
- 161.2 km²8.2% of basin
- 37.5 km²1.9% of basin
1 intersecting protected areas
Tsavo East
IUCN IINational Park
1263.55 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
184 distinct species · 228 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 35 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 · #1081204430 : 30 espèces dont 4 patrimoniales (LR IUCN CR/EN/VU) reliées par 41 interactions GloBI sur 3 types (connectance 6.9%, 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°
25,8°C
Annual rain
715mm
Moisture idx (CMI)
-0,59
Runoff
26mm/an
PET
1 732mm
AET
603mm
Mean slope
0,1°
Water table
43cm
Forest
0%
Crops
9%
Urban
0%
Protected
62%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)