Ontologia

Regency · IDN

Nagan Raya

Indonesia

AfTropical, rainforest(89 %)

Species observed

450

Observations

8 342

Area

3 423,9km²

Ecological tissue

Sample of 7 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 Nagan Raya : 6 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 6 interactions GloBI sur 2 types (connectance 28.6%, filtre Serrano α=0.2). 1 bulle taxonomique (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
7
Interactions affichées
6
Connectance
0.286
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

450 distinct species · 8 342 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

8 342 obs · 38 cellules
Obs. / cellule
≥ 2 963
396–2 962
35–395
10–34
< 10

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

Climate

Mean T°

23,4°C

Annual rain

3 869mm

Warmest m°

27,6°C

Coldest m°

18,9°C

Elevation: 466 m on average (min -11 m, max 2 594 m)

Bioclimatic detailsExpert
Annual mean temp.
23,4°C
Annual rain
3 869mm
Warmest month
27,6°C
Coldest month
18,9°C
Mean alt.
466m
Min
-11m
Max
2 594m
Std. dev.
612m
Köppen-Geiger (dominant)
AfTropical, rainforest(89 %)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

75,2g/kg

Clay

38,1%

Sand

34,5%

Silt

27,4%

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

Dominant lithology: scGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,0
Org. C
84,0g/kg
Clay
36,7%
Sand
35,3%
Silt
27,9%
5–15 cm
pH H₂O
5,0
Org. C
71,3g/kg
Clay
37,2%
Sand
35,0%
Silt
27,7%
15–30 cm
pH H₂O
5,0
Org. C
70,5g/kg
Clay
40,2%
Sand
33,2%
Silt
26,6%

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

Land cover

Forest80.9%
Crops2.7%
Built-up0.2%
Bare soil0.1%
Other (grassland, water…)16.1%

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

Hydrology10 basins · 1 lakes · 6 rivers

Hydrology metrics for this exact territory

Stream length here

270,7km

Lake surface here

0,60km²

Basins crossed

10

Max stream order

4

Max drainage

3 091km²

Discharge in basins

176,7m³/s

Mean precip.

2 959mm/an

Mean T°

24,9°C

Moisture idx

0,46

Mean runoff

1 366mm/an

Mean elev. (basins)

429m

Watersheds crossing here

1 more basins

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

0,1nW

Built-up

17,9%

Pesticides

0,7kg/km²

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

Sub-administrations7