Ontologia

City · JPN

Sakurai

Japan

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

Species observed

734

Observations

2 235

Area

102,5km²

Ecological tissue

Sample of 24 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 Sakurai : 21 espèces reliées par 23 interactions GloBI sur 3 types (connectance 7.7%, filtre Serrano α=0.2). 4 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
25
Interactions affichées
23
Connectance
0.077
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

734 distinct species · 2 235 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

2 235 obs · 3 cellules
Obs. / cellule
≥ 1 163
1 163–1 162
1 163–1 162
558–1 162
< 558

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

Climate

Mean T°

14,5°C

Annual rain

1 722mm

Warmest m°

29,8°C

Coldest m°

-2,1°C

Elevation: 316 m on average (min 60 m, max 722 m)

Bioclimatic detailsExpert
Annual mean temp.
14,5°C
Annual rain
1 722mm
Warmest month
29,8°C
Coldest month
-2,1°C
Mean alt.
316m
Min
60m
Max
722m
Std. dev.
172m
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

5,5

Org. C

38,2g/kg

Clay

27,7%

Sand

40,6%

Silt

31,8%

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

Dominant lithology: pbGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,4
Org. C
57,8g/kg
Clay
27,5%
Sand
40,2%
Silt
32,3%
5–15 cm
pH H₂O
5,5
Org. C
36,1g/kg
Clay
27,9%
Sand
40,4%
Silt
31,8%
15–30 cm
pH H₂O
5,5
Org. C
20,6g/kg
Clay
27,6%
Sand
41,1%
Silt
31,3%

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

Land cover

Forest70.8%
Crops4.5%
Built-up4.2%
Bare soil0.3%
Other (grassland, water…)20.3%

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

Hydrology3 basins · 0 lakes · 8 rivers

Hydrology metrics for this exact territory

Stream length here

34,6km

Basins crossed

3

Max stream order

2

Max drainage

1 724km²

Discharge in basins

3,2m³/s

Mean precip.

1 740mm/an

Mean T°

14,6°C

Moisture idx

0,38

Max snow

14%

Mean runoff

1 072mm/an

Mean elev. (basins)

195m

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

Human pressure

Pop. density

4hab/km²

Night light

2,2nW

Built-up

414,5%

Pesticides

89,8kg/km²

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

Protected areas2

IUCN V · 2

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