Ontologia

City · JPN

Hikari

Japan

CfaTemperate, no dry season, hot summer(100 %)

Species observed

345

Observations

1 251

Area

92,6km²

Ecological tissue

Sample of 27 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 Hikari : 18 espèces reliées par 34 interactions GloBI sur 3 types (connectance 9.0%, filtre Serrano α=0.2). 10 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
28
Interactions affichées
34
Connectance
0.090
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

345 distinct species · 1 251 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 251 obs · 3 cellules
Obs. / cellule
≥ 1 116
1 116–1 115
1 116–1 115
95–1 115
< 95

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

Climate

Mean T°

16,3°C

Annual rain

1 781mm

Warmest m°

27,9°C

Coldest m°

4,1°C

Elevation: 83 m on average (min -35 m, max 261 m)

Bioclimatic detailsExpert
Annual mean temp.
16,3°C
Annual rain
1 781mm
Warmest month
27,9°C
Coldest month
4,1°C
Mean alt.
83m
Min
-35m
Max
261m
Std. dev.
60m
Köppen-Geiger (dominant)
CfaTemperate, no dry season, hot summer(100 %)Temperate

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

35,2g/kg

Clay

30,2%

Sand

33,8%

Silt

36,0%

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

Dominant lithology: mtGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,3
Org. C
58,0g/kg
Clay
29,0%
Sand
34,4%
Silt
36,6%
5–15 cm
pH H₂O
5,3
Org. C
31,4g/kg
Clay
29,9%
Sand
33,7%
Silt
36,4%
15–30 cm
pH H₂O
5,3
Org. C
16,4g/kg
Clay
31,6%
Sand
33,4%
Silt
35,0%

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

Land cover

Forest56.4%
Crops6.8%
Built-up5.3%
Bare soil0.4%
Other (grassland, water…)31.1%

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

Hydrology1 basins · 0 lakes · 6 rivers

Hydrology metrics for this exact territory

Stream length here

23,1km

Basins crossed

1

Max stream order

3

Max drainage

14 401km²

Discharge in basins

0,0m³/s

Mean precip.

1 742mm/an

Mean T°

13,6°C

Moisture idx

0,42

Max snow

11%

Mean runoff

886mm/an

Mean elev. (basins)

273m

Watersheds crossing here

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

Human pressure

Pop. density

4hab/km²

Night light

2,3nW

Built-up

525,8%

Pesticides

88,4kg/km²

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

Protected areas7

IUCN IV · 4IUCN V · 2IUCN VI · 1🌊 Marine · 4

Iwaki san

IUCN V

Prefectural Natural Park · 1991

28 km²

Iwakisan

IUCN IV

Prefectural Wildlife Protection Area · 1964

5 km²

Senboomine

IUCN IV

Prefectural Wildlife Protection Area · 1978

3 km²

Ushima

IUCN IV

Prefectural Wildlife Protection Area · 2000

2 km²

Complete list

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