Sungai Serudong
IUCN IaForest Reserve · 1992
87 km²
Commune · IDN
Nunukan
Indonesia
AfTropical, rainforest(100 %)
Species observed
22
Observations
25
Area
1 568,7km²
Ecological tissue
Sample of 3 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).
RègnesAnimalPlanteChampignonBacterie
RelationsPredationParasitismeSymbiosePollinisation
StatutEn dangerVulnérableProtégéeEndémique
Indicateurs du tissu écologique
Tissu écologique de Nunukan : 3 espèces reliées par 2 interactions GloBI sur 2 types (connectance 66.7%, filtre Serrano α=0.2).
Espèces affichées
3
Interactions affichées
2
Connectance
0.667
Patrimoniales
0
Plus dense que (national)0 %(top 100%)
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
22 distinct species · 25 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
26,4°C
Annual rain
2 946mm
Warmest m°
30,3°C
Coldest m°
22,8°C
Elevation: 53 m on average (min -17 m, max 564 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
26,4°C
Annual rain
2 946mm
Warmest month
30,3°C
Coldest month
22,8°C
Mean alt.
53m
Min
-17m
Max
564m
Std. dev.
104m
Köppen-Geiger (dominant)
AfTropical, rainforest(100 %)Tropical
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
5,1
Org. C
93,3g/kg
Clay
39,1%
Sand
29,1%
Silt
31,8%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: smGLiMaggregated to Nunukan
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
5,1
Org. C
83,5g/kg
Clay
37,8%
Sand
30,2%
Silt
32,0%
5–15 cm
pH H₂O
5,1
Org. C
91,7g/kg
Clay
38,4%
Sand
29,3%
Silt
32,2%
15–30 cm
pH H₂O
5,1
Org. C
104,6g/kg
Clay
41,0%
Sand
27,7%
Silt
31,3%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest81.8%
Crops1.3%
Built-up0.1%
Bare soil0.2%
Other (grassland, water…)16.6%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology11 basins · 0 lakes · 1 rivers
Hydrology metrics for this exact territory
Stream length here
2,6km
Basins crossed
11
Max stream order
1
Max drainage
10 298km²
Discharge in basins
37,1m³/s
Mean precip.
2 577mm/an
Mean T°
26,6°C
Moisture idx
0,42
Mean runoff
1 114mm/an
Mean elev. (basins)
93m
Watersheds crossing here
- Basin #19930sub-area636,8 km²overlap516.06 km²33%
- Bassin de Sungai Sembakungsub-area1 516 km²overlap425.18 km²27%
- Bassin de anak sungaisub-area587,8 km²overlap313.33 km²20%
- Basin #19980sub-area99,5 km²overlap91.65 km²6%
- Basin #19950sub-area149,4 km²overlap88.34 km²6%
- Basin #19940sub-area38,6 km²overlap38.22 km²2%
- Bassin de parit sawahsub-area253,2 km²overlap37.99 km²2%
- Bassin de belum diketahuisub-area591,9 km²overlap26.85 km²2%
- Basin #19960sub-area8,2 km²overlap8.14 km²1%
Rivers / streams (1, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,1nW
Built-up
13,4%
Pesticides
12,1kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas2
IUCN Ia · 1IUCN VI · 1🌊 Marine · 1
Binusan dan Pulau Sinelak
IUCN VIMarine Park · 2022
9 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN