HydroBASINS lev08 watershed · #5080017690
Bassin de Sungai Bulin
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 : Betong, Simunjan, Sri Aman
Sub-basin area
590,1km²
Upstream area
590,1km²
Discharge
15,02m³/s
Mean elev.
17m
Administrative coverage
3 dept-equivalent regions (GADM L2)
- 498.4 km²84.8% of basin
- 59.6 km²10.1% of basin
- 0.1 km²0.0% of basin
1 intersecting protected areas
Maludam National Park
IUCN IINational Park
345.07 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
244 distinct species · 736 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 27 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 Sungai Bulin : 24 espèces dont 3 patrimoniales (LR IUCN CR/EN/VU) reliées par 22 interactions GloBI sur 2 types (connectance 5.8%, filtre Serrano α=0.2). 4 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°
27,0°C
Annual rain
3 416mm
Moisture idx (CMI)
0,52
Runoff
2 261mm/an
PET
1 652mm
AET
1 652mm
Mean slope
0,4°
Water table
8cm
Forest
76%
Crops
7%
Urban
0%
Protected
77%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)