HydroBASINS lev08 watershed · #4080020010
Bassin de Sungai Nyior
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 : Kemaman, Kuantan
Sub-basin area
329,4km²
Upstream area
329,4km²
Discharge
18,89m³/s
Mean elev.
28m
Administrative coverage
2 dept-equivalent regions (GADM L2)
- 272.7 km²83.2% of basin
- 34.6 km²10.6% of basin
3 intersecting protected areas
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
543 distinct species · 2 251 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 39 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 Nyior : 37 espèces dont 4 patrimoniales (LR IUCN CR/EN/VU) reliées par 31 interactions GloBI sur 4 types (connectance 4.2%, filtre Serrano α=0.2). 2 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°
26,4°C
Annual rain
2 918mm
Moisture idx (CMI)
0,46
Runoff
1 784mm/an
PET
1 586mm
AET
1 559mm
Mean slope
2,3°
Water table
84cm
Forest
37%
Crops
28%
Urban
21%
Protected
10%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)