Ontologia

Subdivision · IDN

Siau Dalam

Indonesia

AfTropical, rainforest(100 %)

Species observed

13

Observations

25

Area

56,3km²

Partial data for this territory

Few observations recorded here. Real biodiversity is likely richer.

Ecological tissue

Sample of 5 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 Siau Dalam : 5 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 3 interactions GloBI sur 2 types (connectance 30.0%, filtre Serrano α=0.2).

Espèces affichées
5
Interactions affichées
3
Connectance
0.300
Patrimoniales
1
Plus dense que (national)0 %(top 100%)

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

Species present

13 distinct species · 25 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

25 obs · 1 cellules
Obs. / cellule
≥ 25
25–24
25–24
25–24
< 25

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

Climate

Mean T°

26,6°C

Annual rain

2 976mm

Warmest m°

30,2°C

Coldest m°

23,6°C

Elevation: 3 m on average (min 2 m, max 3 m)

Bioclimatic detailsExpert
Annual mean temp.
26,6°C
Annual rain
2 976mm
Warmest month
30,2°C
Coldest month
23,6°C
Mean alt.
3m
Min
2m
Max
3m
Std. dev.
0m
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

4,9

Org. C

228,0g/kg

Clay

44,2%

Sand

21,3%

Silt

34,5%

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

Dominant lithology: smGLiMaggregated to Tanjung Jabung T

3 soil depths detailedExpert
0–5 cm
pH H₂O
4,9
Org. C
210,9g/kg
Clay
42,8%
Sand
22,3%
Silt
35,0%
5–15 cm
pH H₂O
4,9
Org. C
244,0g/kg
Clay
45,1%
Sand
20,6%
Silt
34,3%
15–30 cm
pH H₂O
5,0
Org. C
229,0g/kg
Clay
44,8%
Sand
21,0%
Silt
34,2%

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

Land cover

Forest56.1%
Crops3.6%
Built-up0.1%
Bare soil0.3%
Other (grassland, water…)39.9%

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

Hydrology2 basins · 0 lakes · 4 rivers

Hydrology metrics for this exact territory

Stream length here

24,1km

Basins crossed

2

Max stream order

4

Max drainage

636km²

Discharge in basins

1,6m³/s

Mean precip.

2 358mm/an

Mean T°

27,0°C

Moisture idx

0,32

Mean runoff

896mm/an

Mean elev. (basins)

6m

Watersheds crossing here

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

Human pressure

Pop. density

0hab/km²

Built-up

12,6%

Pesticides

0,5kg/km²

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