Ontologia

Subdivision · IDN

Ambar Halim

Indonesia

AfTropical, rainforest(100 %)

Species observed

70

Observations

83

Area

29,6km²

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 Ambar Halim : 3 espèces reliées par 3 interactions GloBI sur 1 type (connectance 50.0%, filtre Serrano α=0.2). 1 bulle taxonomique (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
4
Interactions affichées
3
Connectance
0.500
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

70 distinct species · 83 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

83 obs · 1 cellules
Obs. / cellule
≥ 83
83–82
83–82
83–82
< 83

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

Climate

Mean T°

21,1°C

Annual rain

3 810mm

Warmest m°

25,4°C

Coldest m°

16,8°C

Elevation: 1 021 m on average (min 810 m, max 1 382 m)

Bioclimatic detailsExpert
Annual mean temp.
21,1°C
Annual rain
3 810mm
Warmest month
25,4°C
Coldest month
16,8°C
Mean alt.
1 021m
Min
810m
Max
1 382m
Std. dev.
133m
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

53,7g/kg

Clay

35,3%

Sand

35,7%

Silt

29,0%

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
4,8
Org. C
70,7g/kg
Clay
35,2%
Sand
35,6%
Silt
29,2%
5–15 cm
pH H₂O
4,9
Org. C
59,2g/kg
Clay
35,4%
Sand
35,6%
Silt
28,9%
15–30 cm
pH H₂O
4,9
Org. C
31,3g/kg
Clay
35,3%
Sand
35,9%
Silt
28,9%

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

Land cover

Forest88.6%
Crops2.7%
Built-up0.4%
Bare soil0.0%
Other (grassland, water…)8.4%

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

Hydrology3 basins · 1 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

12,9km

Lake surface here

0,15km²

Basins crossed

3

Max stream order

5

Max drainage

4 302km²

Discharge in basins

3,9m³/s

Mean precip.

2 221mm/an

Mean T°

22,1°C

Moisture idx

0,30

Mean runoff

1 255mm/an

Mean elev. (basins)

854m

Watersheds crossing here

Lakes (1, top by area)

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

Human pressure

Pop. density

1hab/km²

Night light

0,3nW

Built-up

38,9%

Pesticides

0,6kg/km²

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