HydroBASINS lev08 watershed · #4080822890
Bassin de Sike 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 : East Siang, West Siang
Sub-basin area
405,3km²
Upstream area
5 818,3km²
Discharge
843,04m³/s
Mean elev.
738m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Sipu Korong River306 km²
- Bassin de Sike River236 km²
2 dept-equivalent regions (GADM L2)
- 340.4 km²84.1% of basin
- 64.2 km²15.9% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
235 distinct species · 716 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 19 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 Sike River : 19 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 12 interactions GloBI sur 3 types (connectance 7.0%, 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°
20,3°C
Annual rain
3 096mm
Moisture idx (CMI)
0,57
Runoff
5 843mm/an
PET
1 314mm
AET
1 172mm
Mean slope
20,8°
Water table
711cm
Forest
21%
Crops
4%
Urban
3%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)