Ontologia

City · JPN

Akiruno

Japan

CfaTemperate, no dry season, hot summer(98 %)

Species observed

839

Observations

6 751

Area

77,8km²

Ecological tissue

Sample of 40 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 Akiruno : 27 espèces reliées par 61 interactions GloBI sur 5 types (connectance 6.8%, filtre Serrano α=0.2). 16 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
43
Interactions affichées
61
Connectance
0.068
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

839 distinct species · 6 751 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

6 751 obs · 2 cellules
Obs. / cellule
≥ 5 794
5 794–5 793
5 794–5 793
5 794–5 793
< 5 794

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

Climate

Mean T°

13,4°C

Annual rain

1 526mm

Warmest m°

27,6°C

Coldest m°

-3,4°C

Elevation: 335 m on average (min 103 m, max 909 m)

Bioclimatic detailsExpert
Annual mean temp.
13,4°C
Annual rain
1 526mm
Warmest month
27,6°C
Coldest month
-3,4°C
Mean alt.
335m
Min
103m
Max
909m
Std. dev.
190m
Köppen-Geiger (dominant)
CfaTemperate, no dry season, hot summer(98 %)Temperate

CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)

Soil & lithology

pH H₂O

5,5

Org. C

40,7g/kg

Clay

28,0%

Sand

36,8%

Silt

35,1%

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

Dominant lithology: ssGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,5
Org. C
61,0g/kg
Clay
28,0%
Sand
36,9%
Silt
35,1%
5–15 cm
pH H₂O
5,5
Org. C
37,9g/kg
Clay
28,2%
Sand
36,9%
Silt
34,9%
15–30 cm
pH H₂O
5,5
Org. C
23,2g/kg
Clay
27,9%
Sand
36,7%
Silt
35,4%

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

Land cover

Forest61.9%
Crops3.2%
Built-up5.5%
Bare soil0.2%
Other (grassland, water…)29.1%

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

Hydrology1 basins · 0 lakes · 5 rivers

Hydrology metrics for this exact territory

Stream length here

35,6km

Basins crossed

1

Max stream order

4

Max drainage

1 253km²

Discharge in basins

1,9m³/s

Mean precip.

1 547mm/an

Mean T°

12,1°C

Moisture idx

0,36

Max snow

8%

Mean runoff

750mm/an

Mean elev. (basins)

523m

Watersheds crossing here

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

Human pressure

Pop. density

8hab/km²

Night light

4,1nW

Built-up

553,2%

Pesticides

88,1kg/km²

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

Protected areas11

IUCN V · 6IUCN IV · 5🌊 Marine · 1

Tamagawa

IUCN IV

Prefectural Wildlife Protection Area · 2006

51 km²

Takao jinba

IUCN V

Prefectural Natural Park · 1950

46 km²

Mitake

IUCN IV

Prefectural Wildlife Protection Area · 2012

27 km²

Akigawa kyuryo

IUCN IV

Prefectural Wildlife Protection Area · 2004

23 km²

Complete list

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