Ontologia

Subdivision · IDN

Siantar Sigordang

Indonesia

AfTropical, rainforest(100 %)

Species observed

11

Observations

12

Area

15,2km²

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

11 distinct species · 12 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

12 obs · 1 cellules
Obs. / cellule
≥ 12
12–11
12–11
12–11
< 12

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

Climate

Mean T°

20,0°C

Annual rain

3 896mm

Warmest m°

24,2°C

Coldest m°

15,7°C

Elevation: 1 186 m on average (min 975 m, max 1 437 m)

Bioclimatic detailsExpert
Annual mean temp.
20,0°C
Annual rain
3 896mm
Warmest month
24,2°C
Coldest month
15,7°C
Mean alt.
1 186m
Min
975m
Max
1 437m
Std. dev.
118m
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

5,0

Org. C

51,5g/kg

Clay

34,7%

Sand

33,5%

Silt

31,8%

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

Dominant lithology: smGLiMaggregated to Toba Samosir

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,0
Org. C
66,5g/kg
Clay
35,1%
Sand
33,2%
Silt
31,7%
5–15 cm
pH H₂O
5,1
Org. C
57,6g/kg
Clay
34,8%
Sand
33,5%
Silt
31,8%
15–30 cm
pH H₂O
5,1
Org. C
30,3g/kg
Clay
34,3%
Sand
33,7%
Silt
31,9%

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

Land cover

Forest89.8%
Crops2.5%
Built-up0.0%
Bare soil0.0%
Other (grassland, water…)7.6%

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

Hydrology1 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

1,1km

Basins crossed

1

Max stream order

1

Max drainage

4 302km²

Discharge in basins

2,1m³/s

Mean precip.

2 208mm/an

Mean T°

21,9°C

Moisture idx

0,30

Mean runoff

1 255mm/an

Mean elev. (basins)

887m

Watersheds crossing here

Rivers / streams (1, ord ≥ 4)

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

Human pressure

Pop. density

0hab/km²

Built-up

4,0%

Pesticides

0,6kg/km²

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