Ontologia

Pays · JPN

Japan

CfaTemperate, no dry season, hot summer(54 %)

Species observed

37 370

Observations

4 738 608

Area

372 467,8km²

Ecological tissue

Sample of 30 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 Japan : 28 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) + 2 bulles famille, 25 interactions GloBI documentées sur 3 types (connectance 5.7%, filtre Serrano α=0.2). Les 2 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).

Espèces affichées
30
Interactions affichées
25
Connectance
0.058
Patrimoniales
1
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Species present

37 370 distinct species · 4 738 608 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

4 738 608 obs · 144 cellules
Obs. / cellule
≥ 347 437
59 218–347 436
29 272–59 217
18 223–29 271
< 18 223

Source : GBIF — observations agrégées par hexagones 0.2° × 0.2° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Climate

Mean T°

11,3°C

Annual rain

2 075mm

Warmest m°

26,0°C

Coldest m°

-4,8°C

Elevation: 383 m on average (min -6 174 m, max 3 378 m)

Bioclimatic detailsExpert
Annual mean temp.
11,3°C
Annual rain
2 075mm
Warmest month
26,0°C
Coldest month
-4,8°C
Mean alt.
383m
Min
-6 174m
Max
3 378m
Std. dev.
383m
Köppen-Geiger (dominant)
CfaTemperate, no dry season, hot summer(54 %)Temperate

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

Soil & lithology

pH H₂O

5,2

Org. C

59,0g/kg

Clay

26,7%

Sand

38,1%

Silt

35,2%

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

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,2
Org. C
84,9g/kg
Clay
26,4%
Sand
38,0%
Silt
35,5%
5–15 cm
pH H₂O
5,2
Org. C
56,7g/kg
Clay
26,7%
Sand
37,9%
Silt
35,4%
15–30 cm
pH H₂O
5,3
Org. C
35,4g/kg
Clay
27,0%
Sand
38,3%
Silt
34,6%

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

Land cover

Forest68.4%
Crops7.7%
Built-up2.3%
Bare soil0.5%
Other (grassland, water…)21.1%

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

Hydrology483 basins · 50 lakes · 100 rivers

Hydrology metrics for this exact territory

Stream length here

10 714,2km

Lake surface here

1 777,69km²

Basins crossed

483

Max stream order

6

Max drainage

15 913km²

Discharge in basins

20 562,2m³/s

Mean precip.

1 712mm/an

Mean T°

10,8°C

Moisture idx

0,46

Max snow

48%

Mean runoff

1 047mm/an

Mean elev. (basins)

385m

Watersheds crossing here

474 more basins

Lakes (50, top by area)

41 more lakes

Rivers / streams (100, ord ≥ 4)

88 more river segments

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

Human pressure

Pop. density

2hab/km²

Night light

1,4nW

Built-up

234,3%

Pesticides

79,3kg/km²

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

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