Ontologia

Regency · IDN

Halmahera Barat

Indonesia

AfTropical, rainforest(100 %)

Species observed

823

Observations

9 350

Area

2 176,7km²

Ecological tissue

Sample of 22 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 Halmahera Barat : 19 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 16 interactions GloBI sur 2 types (connectance 6.9%, filtre Serrano α=0.2). 3 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
22
Interactions affichées
16
Connectance
0.069
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

823 distinct species · 9 350 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

9 350 obs · 37 cellules
Obs. / cellule
≥ 3 962
203–3 961
43–202
16–42
< 16

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

Climate

Mean T°

25,0°C

Annual rain

3 298mm

Warmest m°

27,4°C

Coldest m°

23,2°C

Elevation: 246 m on average (min -208 m, max 1 085 m)

Bioclimatic detailsExpert
Annual mean temp.
25,0°C
Annual rain
3 298mm
Warmest month
27,4°C
Coldest month
23,2°C
Mean alt.
246m
Min
-208m
Max
1 085m
Std. dev.
191m
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

4,8

Org. C

57,9g/kg

Clay

37,0%

Sand

31,9%

Silt

31,2%

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

Dominant lithology: viGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
4,8
Org. C
60,1g/kg
Clay
35,4%
Sand
32,8%
Silt
31,8%
5–15 cm
pH H₂O
4,8
Org. C
54,8g/kg
Clay
36,3%
Sand
32,3%
Silt
31,4%
15–30 cm
pH H₂O
4,8
Org. C
58,7g/kg
Clay
39,2%
Sand
30,5%
Silt
30,3%

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

Land cover

Forest96.0%
Crops0.0%
Built-up0.2%
Bare soil0.0%
Other (grassland, water…)3.7%

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

Hydrology3 basins · 0 lakes · 0 rivers

Hydrology metrics for this exact territory

Basins crossed

3

Max drainage

6 242km²

Discharge in basins

5,2m³/s

Mean precip.

2 186mm/an

Mean T°

25,4°C

Moisture idx

0,33

Mean runoff

937mm/an

Mean elev. (basins)

247m

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

Human pressure

Pop. density

1hab/km²

Night light

0,1nW

Built-up

21,2%

Pesticides

0,6kg/km²

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

Protected areas1

IUCN II · 1

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

Sub-administrations8