Ontologia

Town · JPN

Sakuho

Japan

DfbCold, no dry season, warm summer(62 %)

Species observed

833

Observations

1 760

Area

168,5km²

Ecological tissue

Sample of 35 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 Sakuho : 28 espèces reliées par 36 interactions GloBI sur 5 types (connectance 5.7%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
36
Interactions affichées
36
Connectance
0.057
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

833 distinct species · 1 760 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 760 obs · 5 cellules
Obs. / cellule
≥ 538
538–537
510–537
368–509
< 368

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

Climate

Mean T°

8,5°C

Annual rain

1 468mm

Warmest m°

24,2°C

Coldest m°

-10,1°C

Elevation: 1 239 m on average (min 775 m, max 2 237 m)

Bioclimatic detailsExpert
Annual mean temp.
8,5°C
Annual rain
1 468mm
Warmest month
24,2°C
Coldest month
-10,1°C
Mean alt.
1 239m
Min
775m
Max
2 237m
Std. dev.
324m
Köppen-Geiger (dominant)
DfbCold, no dry season, warm summer(62 %)Cold

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

Soil & lithology

pH H₂O

5,6

Org. C

49,6g/kg

Clay

27,3%

Sand

35,0%

Silt

37,7%

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

Dominant lithology: vbGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,6
Org. C
75,4g/kg
Clay
26,5%
Sand
35,5%
Silt
38,1%
5–15 cm
pH H₂O
5,6
Org. C
46,8g/kg
Clay
27,1%
Sand
34,9%
Silt
37,9%
15–30 cm
pH H₂O
5,6
Org. C
26,8g/kg
Clay
28,3%
Sand
34,5%
Silt
37,2%

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

Land cover

Forest74.8%
Crops4.4%
Built-up0.8%
Bare soil0.2%
Other (grassland, water…)19.8%

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

Hydrology3 basins · 0 lakes · 11 rivers

Hydrology metrics for this exact territory

Stream length here

60,4km

Basins crossed

3

Max stream order

4

Max drainage

1 784km²

Discharge in basins

4,3m³/s

Mean precip.

1 465mm/an

Mean T°

7,8°C

Moisture idx

0,36

Max snow

12%

Mean runoff

863mm/an

Mean elev. (basins)

1 171m

Watersheds crossing here

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

Human pressure

Pop. density

0hab/km²

Night light

0,2nW

Built-up

83,2%

Pesticides

92,5kg/km²

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

Protected areas7

IUCN V · 4IUCN IV · 3

Kitazawa

IUCN IV

Prefectural Wildlife Protection Area · 2023

15 km²

Kitazawa

IUCN V

Prefectural Nature Conservation Area · 1975

3 km²

Complete list

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