Ontologia

Subdivision · IDN

Janji Nauli

Indonesia

AfTropical, rainforest(100 %)

Species observed

177

Observations

342

Area

84km²

Ecological tissue

Sample of 6 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 Janji Nauli : 6 espèces reliées par 3 interactions GloBI sur 3 types (connectance 20.0%, filtre Serrano α=0.2).

Espèces affichées
6
Interactions affichées
3
Connectance
0.200
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

177 distinct species · 342 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

342 obs · 1 cellules
Obs. / cellule
≥ 342
342–341
342–341
342–341
< 342

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

4 584mm

Warmest m°

26,0°C

Coldest m°

16,8°C

Elevation: 831 m on average (min 453 m, max 977 m)

Bioclimatic detailsExpert
Annual mean temp.
21,4°C
Annual rain
4 584mm
Warmest month
26,0°C
Coldest month
16,8°C
Mean alt.
831m
Min
453m
Max
977m
Std. dev.
125m
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

43,2g/kg

Clay

38,4%

Sand

34,3%

Silt

27,4%

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

Dominant lithology: viGLiMaggregated to Tapanuli Utara

3 soil depths detailedExpert
0–5 cm
pH H₂O
4,7
Org. C
61,0g/kg
Clay
37,6%
Sand
34,8%
Silt
27,6%
5–15 cm
pH H₂O
4,8
Org. C
44,2g/kg
Clay
38,0%
Sand
34,4%
Silt
27,6%
15–30 cm
pH H₂O
4,8
Org. C
24,5g/kg
Clay
39,6%
Sand
33,6%
Silt
26,9%

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

Land cover

Forest97.3%
Crops1.4%
Built-up0.0%
Bare soil0.0%
Other (grassland, water…)1.3%

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

Hydrology2 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Basins crossed

2

Max stream order

5

Max drainage

3 407km²

Discharge in basins

2,5m³/s

Mean precip.

3 130mm/an

Mean T°

23,6°C

Moisture idx

0,45

Mean runoff

1 679mm/an

Mean elev. (basins)

578m

Watersheds crossing here

Rivers / streams (1, ord ≥ 4)

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

Human pressure

Pop. density

0hab/km²

Built-up

1,4%

Pesticides

0,7kg/km²

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