Ontologia

Commune · IDN

Siberut Selatan

Indonesia

AfTropical, rainforest(100 %)

Species observed

189

Observations

625

Area

674,3km²

Ecological tissue

Sample of 24 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 Siberut Selatan : 22 espèces dont 4 patrimoniales (LR IUCN CR/EN/VU) reliées par 18 interactions GloBI sur 4 types (connectance 6.5%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
24
Interactions affichées
18
Connectance
0.065
Patrimoniales
4
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Species present

189 distinct species · 625 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

625 obs · 15 cellules
Obs. / cellule
≥ 321
144–320
9–143
3–8
< 3

Source : GBIF — observations agrégées par hexagones 0.027° × 0.027° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Climate

Mean T°

26,0°C

Annual rain

4 658mm

Warmest m°

29,0°C

Coldest m°

23,6°C

Elevation: 70 m on average (min -115 m, max 226 m)

Bioclimatic detailsExpert
Annual mean temp.
26,0°C
Annual rain
4 658mm
Warmest month
29,0°C
Coldest month
23,6°C
Mean alt.
70m
Min
-115m
Max
226m
Std. dev.
47m
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

4,8

Org. C

87,1g/kg

Clay

41,9%

Sand

30,9%

Silt

27,3%

Average over 0-30 cm. Per-depth details in expert panel.

Dominant lithology: scGLiMaggregated to Kepulauan Mentawai

3 soil depths detailedExpert
0–5 cm
pH H₂O
4,8
Org. C
86,9g/kg
Clay
39,9%
Sand
32,1%
Silt
28,0%
5–15 cm
pH H₂O
4,8
Org. C
64,8g/kg
Clay
41,3%
Sand
31,1%
Silt
27,6%
15–30 cm
pH H₂O
4,8
Org. C
109,6g/kg
Clay
44,4%
Sand
29,3%
Silt
26,2%

SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)

Land cover

Forest98.5%
Crops0.1%
Built-up0.0%
Bare soil0.0%
Other (grassland, water…)1.4%

Copernicus Global Land Cover 100m (Buchhorn et al. 2020)

Hydrology5 basins · 0 lakes · 3 rivers

Hydrology metrics for this exact territory

Stream length here

29,3km

Basins crossed

5

Max stream order

4

Max drainage

646km²

Discharge in basins

32,6m³/s

Mean precip.

3 418mm/an

Mean T°

26,6°C

Moisture idx

0,52

Mean runoff

2 550mm/an

Mean elev. (basins)

81m

Watersheds crossing here

Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10

Human pressure

Pop. density

0hab/km²

Night light

0,0nW

Built-up

3,8%

Pesticides

0,7kg/km²

GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)

Protected areas3

IUCN II · 1IUCN VI · 1IUCN Not Reported · 1🌊 Marine · 3

Siberut

IUCN II

National Park

1 775 km²

WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN

Sub-administrations5