Ontologia

Subdivision · IDN

Sipangan Bolon

Indonesia

AfTropical, rainforest(86 %)

Species observed

41

Observations

51

Area

24,2km²

Ecological tissue

Sample of 4 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 Sipangan Bolon : 4 espèces reliées par 2 interactions GloBI sur 2 types (connectance 33.3%, filtre Serrano α=0.2).

Espèces affichées
4
Interactions affichées
2
Connectance
0.333
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

41 distinct species · 51 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

51 obs · 1 cellules
Obs. / cellule
≥ 51
51–50
51–50
51–50
< 51

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

Climate

Mean T°

19,9°C

Annual rain

3 062mm

Warmest m°

23,4°C

Coldest m°

16,1°C

Elevation: 1 360 m on average (min 1 190 m, max 1 668 m)

Bioclimatic detailsExpert
Annual mean temp.
19,9°C
Annual rain
3 062mm
Warmest month
23,4°C
Coldest month
16,1°C
Mean alt.
1 360m
Min
1 190m
Max
1 668m
Std. dev.
131m
Köppen-Geiger (dominant)
AfTropical, rainforest(86 %)Tropical

CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)

Soil & lithology

pH H₂O

5,2

Org. C

55,1g/kg

Clay

34,8%

Sand

33,7%

Silt

31,5%

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

Dominant lithology: viGLiMaggregated to Simalungun

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,2
Org. C
69,1g/kg
Clay
35,6%
Sand
33,1%
Silt
31,3%
5–15 cm
pH H₂O
5,2
Org. C
64,0g/kg
Clay
34,7%
Sand
33,6%
Silt
31,7%
15–30 cm
pH H₂O
5,2
Org. C
32,3g/kg
Clay
34,2%
Sand
34,4%
Silt
31,4%

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

Land cover

Forest70.5%
Crops10.2%
Built-up0.1%
Bare soil0.0%
Other (grassland, water…)19.1%

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

Hydrology2 basins · 0 lakes · 0 rivers

Hydrology metrics for this exact territory

Basins crossed

2

Max drainage

1 719km²

Discharge in basins

1,7m³/s

Mean precip.

2 151mm/an

Mean T°

21,1°C

Moisture idx

0,30

Mean runoff

1 192mm/an

Mean elev. (basins)

1 040m

Watersheds crossing here

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

Human pressure

Pop. density

0hab/km²

Night light

0,1nW

Built-up

12,6%

Pesticides

0,6kg/km²

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