Ontologia

Town · JPN

Ichikawa

Japan

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

Species observed

819

Observations

2 109

Area

97km²

Ecological tissue

Sample of 26 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 Ichikawa : 22 espèces reliées par 23 interactions GloBI sur 5 types (connectance 7.1%, filtre Serrano α=0.2). 4 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
26
Interactions affichées
23
Connectance
0.071
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

819 distinct species · 2 109 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

2 109 obs · 3 cellules
Obs. / cellule
≥ 1 010
1 010–1 009
1 010–1 009
676–1 009
< 676

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

Climate

Mean T°

14,9°C

Annual rain

1 639mm

Warmest m°

29,5°C

Coldest m°

-1,1°C

Elevation: 221 m on average (min 73 m, max 650 m)

Bioclimatic detailsExpert
Annual mean temp.
14,9°C
Annual rain
1 639mm
Warmest month
29,5°C
Coldest month
-1,1°C
Mean alt.
221m
Min
73m
Max
650m
Std. dev.
85m
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

5,1

Org. C

50,8g/kg

Clay

27,2%

Sand

38,8%

Silt

34,0%

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

Dominant lithology: ssGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,1
Org. C
83,1g/kg
Clay
26,8%
Sand
39,4%
Silt
33,8%
5–15 cm
pH H₂O
5,1
Org. C
44,4g/kg
Clay
27,0%
Sand
38,8%
Silt
34,2%
15–30 cm
pH H₂O
5,1
Org. C
24,8g/kg
Clay
27,9%
Sand
38,0%
Silt
34,1%

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

Land cover

Forest73.9%
Crops4.0%
Built-up2.5%
Bare soil0.2%
Other (grassland, water…)19.3%

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

Hydrology2 basins · 0 lakes · 7 rivers

Hydrology metrics for this exact territory

Stream length here

35,0km

Basins crossed

2

Max stream order

3

Max drainage

2 984km²

Discharge in basins

0,3m³/s

Mean precip.

1 551mm/an

Mean T°

13,5°C

Moisture idx

0,33

Max snow

12%

Mean runoff

843mm/an

Mean elev. (basins)

281m

Watersheds crossing here

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

Human pressure

Pop. density

1hab/km²

Night light

0,5nW

Built-up

249,3%

Pesticides

93,9kg/km²

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

Protected areas3

IUCN V · 2IUCN IV · 1

Kasagata

IUCN IV

Prefectural Wildlife Protection Area · 2015

7 km²

Ninomiya jinja

IUCN V

Environmental Green Space Conservation Area(Hyogo) · 1982

0 km²

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