Ontologia

City · JPN

Ōmachi

Japan

DfbCold, no dry season, warm summer(48 %)

Species observed

1 842

Observations

11 511

Area

587,3km²

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 Ōmachi : 21 espèces reliées par 24 interactions GloBI sur 4 types (connectance 7.4%, filtre Serrano α=0.2). 5 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
26
Interactions affichées
24
Connectance
0.074
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

1 842 distinct species · 11 511 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

11 511 obs · 18 cellules
Obs. / cellule
≥ 3 247
1 034–3 246
664–1 033
505–663
< 505

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

Climate

Mean T°

6,5°C

Annual rain

2 420mm

Warmest m°

23,0°C

Coldest m°

-11,7°C

Elevation: 1 372 m on average (min 521 m, max 2 743 m)

Bioclimatic detailsExpert
Annual mean temp.
6,5°C
Annual rain
2 420mm
Warmest month
23,0°C
Coldest month
-11,7°C
Mean alt.
1 372m
Min
521m
Max
2 743m
Std. dev.
584m
Köppen-Geiger (dominant)
DfbCold, no dry season, warm summer(48 %)Cold

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

70,0g/kg

Clay

27,8%

Sand

39,1%

Silt

33,1%

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

Dominant lithology: paGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,3
Org. C
102,2g/kg
Clay
27,4%
Sand
39,2%
Silt
33,5%
5–15 cm
pH H₂O
5,3
Org. C
68,6g/kg
Clay
27,9%
Sand
38,7%
Silt
33,4%
15–30 cm
pH H₂O
5,3
Org. C
39,2g/kg
Clay
28,2%
Sand
39,5%
Silt
32,4%

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

Land cover

Forest74.8%
Crops3.5%
Built-up0.8%
Bare soil0.5%
Other (grassland, water…)20.4%

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

Hydrology7 basins · 6 lakes · 46 rivers

Hydrology metrics for this exact territory

Stream length here

209,7km

Lake surface here

5,74km²

Basins crossed

7

Max stream order

5

Max drainage

2 783km²

Discharge in basins

38,6m³/s

Mean precip.

1 616mm/an

Mean T°

6,8°C

Moisture idx

0,43

Max snow

48%

Mean runoff

1 324mm/an

Mean elev. (basins)

1 316m

Watersheds crossing here

Lakes (6, top by area)

Rivers / streams (46, ord ≥ 4)

34 more river segments

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

Human pressure

Pop. density

0hab/km²

Night light

0,2nW

Built-up

82,4%

Pesticides

108,8kg/km²

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

Protected areas19

IUCN IV · 11IUCN V · 3IUCN Not Applicable · 2IUCN II · 1IUCN III · 1IUCN Ib · 1

Kita alps

IUCN IV

National Wildlife Protection Area · 2014

1 102 km²

Kamikouchi

IUCN III

National Natural Monument · 1952

112 km²

Complete list

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