Ontologia

Commune · IDN

Angkola Selatan

Indonesia

AfTropical, rainforest(100 %)

Species observed

289

Observations

767

Area

347,5km²

Ecological tissue

Sample of 35 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 Angkola Selatan : 25 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 38 interactions GloBI sur 4 types (connectance 6.0%, filtre Serrano α=0.2). 11 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
36
Interactions affichées
38
Connectance
0.060
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

289 distinct species · 767 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

767 obs · 4 cellules
Obs. / cellule
≥ 702
702–701
52–701
52–51
< 52

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

Climate

Mean T°

24,5°C

Annual rain

3 980mm

Warmest m°

28,8°C

Coldest m°

20,3°C

Elevation: 309 m on average (min 12 m, max 891 m)

Bioclimatic detailsExpert
Annual mean temp.
24,5°C
Annual rain
3 980mm
Warmest month
28,8°C
Coldest month
20,3°C
Mean alt.
309m
Min
12m
Max
891m
Std. dev.
171m
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

4,7

Org. C

57,0g/kg

Clay

40,1%

Sand

32,6%

Silt

27,3%

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
4,7
Org. C
72,2g/kg
Clay
39,1%
Sand
33,2%
Silt
27,7%
5–15 cm
pH H₂O
4,7
Org. C
48,8g/kg
Clay
39,8%
Sand
32,8%
Silt
27,4%
15–30 cm
pH H₂O
4,8
Org. C
50,0g/kg
Clay
41,4%
Sand
31,8%
Silt
26,7%

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

Land cover

Forest90.2%
Crops0.7%
Built-up0.1%
Bare soil0.0%
Other (grassland, water…)9.0%

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

Hydrology3 basins · 1 lakes · 3 rivers

Hydrology metrics for this exact territory

Stream length here

43,9km

Lake surface here

3,95km²

Basins crossed

3

Max stream order

4

Max drainage

1 017km²

Discharge in basins

16,6m³/s

Mean precip.

3 023mm/an

Mean T°

24,9°C

Moisture idx

0,44

Mean runoff

1 626mm/an

Mean elev. (basins)

339m

Watersheds crossing here

Lakes (1, top by area)

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

Human pressure

Pop. density

0hab/km²

Night light

0,0nW

Built-up

7,5%

Pesticides

0,7kg/km²

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

Sub-administrations11