Ontologia

Subdivision · IDN

Rina Bolak

Indonesia

AfTropical, rainforest(100 %)

Species observed

5

Observations

7

Area

8,7km²

Partial data for this territory

Few observations recorded here. Real biodiversity is likely richer.

Ecological tissue

Sample of 2 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 Rina Bolak : 2 espèces reliées par 1 interaction GloBI sur 1 type (connectance 100.0%, filtre Serrano α=0.2).

Espèces affichées
2
Interactions affichées
1
Connectance
1.000
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

5 distinct species · 7 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

7 obs · 1 cellules
Obs. / cellule
≥ 7
7–6
7–6
7–6
< 7

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

Climate

Mean T°

21,4°C

Annual rain

2 723mm

Warmest m°

24,7°C

Coldest m°

17,7°C

Elevation: 1 197 m on average (min 1 125 m, max 1 343 m)

Bioclimatic detailsExpert
Annual mean temp.
21,4°C
Annual rain
2 723mm
Warmest month
24,7°C
Coldest month
17,7°C
Mean alt.
1 197m
Min
1 125m
Max
1 343m
Std. dev.
43m
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

5,3

Org. C

55,0g/kg

Clay

35,8%

Sand

33,1%

Silt

31,2%

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

Dominant lithology: viGLiMaggregated to Samosir

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,3
Org. C
72,7g/kg
Clay
36,6%
Sand
32,4%
Silt
31,1%
5–15 cm
pH H₂O
5,3
Org. C
60,7g/kg
Clay
35,6%
Sand
32,9%
Silt
31,4%
15–30 cm
pH H₂O
5,3
Org. C
31,4g/kg
Clay
35,1%
Sand
33,9%
Silt
31,0%

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

Land cover

Forest53.6%
Crops14.4%
Built-up0.3%
Bare soil0.2%
Other (grassland, water…)31.5%

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

Hydrology1 basins · 0 lakes · 0 rivers

Hydrology metrics for this exact territory

Basins crossed

1

Max drainage

1 416km²

Discharge in basins

0,3m³/s

Mean precip.

2 162mm/an

Mean T°

19,8°C

Moisture idx

0,32

Mean runoff

1 213mm/an

Mean elev. (basins)

1 285m

Watersheds crossing here

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

Human pressure

Pop. density

1hab/km²

Built-up

32,6%

Pesticides

0,6kg/km²

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