HydroBASINS lev08 watershed · #5080017760
Bassin de Sungai Nyelong
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 5 administrative regions : Daro, Meradong, Pakan, Saratok, Sarikei
Sub-basin area
448,4km²
Upstream area
448,4km²
Discharge
29,56m³/s
Mean elev.
44m
Administrative coverage
5 dept-equivalent regions (GADM L2)
- 390.9 km²87.6% of basin
- 31.7 km²7.1% of basin
- 9.7 km²2.2% of basin
- 7.2 km²1.6% of basin
- 5.5 km²1.2% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
196 distinct species · 381 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 36 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 Nyelong : 34 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 27 interactions GloBI sur 4 types (connectance 4.1%, filtre Serrano α=0.2). 3 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°
26,9°C
Annual rain
3 129mm
Moisture idx (CMI)
0,47
Runoff
2 079mm/an
PET
1 663mm
AET
1 663mm
Mean slope
2,2°
Water table
43cm
Forest
7%
Crops
38%
Urban
4%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)