Ontologia

Regency · IDN

Humbang Hasundutan

Indonesia

AfTropical, rainforest(93 %)

Species observed

127

Observations

182

Area

2 531,4km²

Ecological tissue

Sample of 15 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 Humbang Hasundutan : 15 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 9 interactions GloBI sur 3 types (connectance 8.6%, filtre Serrano α=0.2).

Espèces affichées
15
Interactions affichées
9
Connectance
0.086
Patrimoniales
2
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Species present

127 distinct species · 182 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

182 obs · 32 cellules
Obs. / cellule
≥ 60
9–59
6–8
3–5
< 3

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

Climate

Mean T°

20,9°C

Annual rain

4 328mm

Warmest m°

24,6°C

Coldest m°

17,0°C

Elevation: 1 042 m on average (min 53 m, max 1 904 m)

Bioclimatic detailsExpert
Annual mean temp.
20,9°C
Annual rain
4 328mm
Warmest month
24,6°C
Coldest month
17,0°C
Mean alt.
1 042m
Min
53m
Max
1 904m
Std. dev.
418m
Köppen-Geiger (dominant)
AfTropical, rainforest(93 %)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

63,0g/kg

Clay

36,6%

Sand

36,1%

Silt

27,3%

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

Dominant lithology: mtGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
4,9
Org. C
84,0g/kg
Clay
36,3%
Sand
36,2%
Silt
27,5%
5–15 cm
pH H₂O
5,0
Org. C
65,1g/kg
Clay
36,5%
Sand
36,1%
Silt
27,4%
15–30 cm
pH H₂O
5,0
Org. C
39,7g/kg
Clay
36,9%
Sand
36,0%
Silt
27,2%

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

Land cover

Forest77.9%
Crops7.1%
Built-up0.3%
Bare soil0.1%
Other (grassland, water…)14.6%

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

Hydrology7 basins · 3 lakes · 20 rivers

Hydrology metrics for this exact territory

Stream length here

247,6km

Lake surface here

1,41km²

Basins crossed

7

Max stream order

5

Max drainage

3 407km²

Discharge in basins

83,0m³/s

Mean precip.

2 756mm/an

Mean T°

22,2°C

Moisture idx

0,42

Mean runoff

1 220mm/an

Mean elev. (basins)

839m

Watersheds crossing here

Lakes (3, top by area)

Rivers / streams (20, ord ≥ 4)

8 more river segments

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

Human pressure

Pop. density

1hab/km²

Night light

0,0nW

Built-up

26,8%

Pesticides

0,6kg/km²

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

Protected areas1

IUCN V · 1

WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN

Sub-administrations26