Ontologia

Subdivision · IDN

Siunjam

Indonesia

AfTropical, rainforest(100 %)

Species observed

3

Observations

3

Area

1,6km²

Partial data for this territory

Few observations recorded here. Real biodiversity is likely richer.

Ecological tissue

Not enough documented interactions to build a meaningful graph for this territory.

Species present

3 distinct species · 3 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

3 obs · 1 cellules
Obs. / cellule
≥ 3
3–2
3–2
3–2
< 3

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

Climate

Mean T°

23,6°C

Annual rain

3 253mm

Warmest m°

28,0°C

Coldest m°

19,4°C

Elevation: 505 m on average (min 232 m, max 911 m)

Bioclimatic detailsExpert
Annual mean temp.
23,6°C
Annual rain
3 253mm
Warmest month
28,0°C
Coldest month
19,4°C
Mean alt.
505m
Min
232m
Max
911m
Std. dev.
217m
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

53,9g/kg

Clay

38,3%

Sand

32,1%

Silt

29,5%

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

Dominant lithology: smGLiMaggregated to Tapanuli Selatan

3 soil depths detailedExpert
0–5 cm
pH H₂O
4,8
Org. C
73,1g/kg
Clay
36,6%
Sand
33,2%
Silt
30,3%
5–15 cm
pH H₂O
4,9
Org. C
57,8g/kg
Clay
37,7%
Sand
32,5%
Silt
29,8%
15–30 cm
pH H₂O
4,9
Org. C
30,8g/kg
Clay
40,8%
Sand
30,7%
Silt
28,6%

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

Land cover

Forest96.5%
Crops1.0%
Built-up0.0%
Bare soil0.0%
Other (grassland, water…)2.5%

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

Hydrology1 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

0,5km

Basins crossed

1

Max stream order

4

Max drainage

1 017km²

Discharge in basins

0,1m³/s

Mean precip.

2 716mm/an

Mean T°

23,8°C

Moisture idx

0,39

Mean runoff

1 457mm/an

Mean elev. (basins)

538m

Watersheds crossing here

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

Human pressure

Pesticides

0,6kg/km²

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