Ontologia

City · JPN

Sakata

Japan

CfaTemperate, no dry season, hot summer(62 %)

Species observed

942

Observations

3 792

Area

610,7km²

Ecological tissue

Sample of 37 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 Sakata : 25 espèces reliées par 76 interactions GloBI sur 5 types (connectance 9.3%, filtre Serrano α=0.2). 16 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
41
Interactions affichées
76
Connectance
0.093
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

942 distinct species · 3 792 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

3 792 obs · 18 cellules
Obs. / cellule
≥ 1 812
429–1 811
176–428
82–175
< 82

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

Climate

Mean T°

11,4°C

Annual rain

3 092mm

Warmest m°

26,7°C

Coldest m°

-3,9°C

Elevation: 233 m on average (min -15 m, max 1 435 m)

Bioclimatic detailsExpert
Annual mean temp.
11,4°C
Annual rain
3 092mm
Warmest month
26,7°C
Coldest month
-3,9°C
Mean alt.
233m
Min
-15m
Max
1 435m
Std. dev.
237m
Köppen-Geiger (dominant)
CfaTemperate, no dry season, hot summer(62 %)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

73,2g/kg

Clay

27,3%

Sand

33,1%

Silt

39,7%

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

Dominant lithology: suGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,1
Org. C
101,7g/kg
Clay
27,2%
Sand
32,3%
Silt
40,4%
5–15 cm
pH H₂O
5,1
Org. C
74,2g/kg
Clay
27,6%
Sand
32,6%
Silt
39,8%
15–30 cm
pH H₂O
5,2
Org. C
43,5g/kg
Clay
26,9%
Sand
34,3%
Silt
38,8%

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

Land cover

Forest64.3%
Crops12.7%
Built-up1.9%
Bare soil0.6%
Other (grassland, water…)20.6%

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

Hydrology6 basins · 0 lakes · 37 rivers

Hydrology metrics for this exact territory

Stream length here

230,3km

Basins crossed

6

Max stream order

5

Max drainage

6 880km²

Discharge in basins

81,4m³/s

Mean precip.

1 883mm/an

Mean T°

10,2°C

Moisture idx

0,54

Max snow

35%

Mean runoff

1 322mm/an

Mean elev. (basins)

295m

Watersheds crossing here

Rivers / streams (37, ord ≥ 4)

25 more river segments

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

Human pressure

Pop. density

1hab/km²

Night light

0,7nW

Built-up

190,1%

Pesticides

80,7kg/km²

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

Protected areas13

IUCN IV · 8IUCN V · 4IUCN VI · 1🌊 Marine · 4

Chokai

IUCN V

Quasi National Park · 1963

328 km²

Chokaisan

IUCN IV

Biocenosis Protected Forest · 2018

71 km²

Haraikawa

IUCN IV

Prefectural Wildlife Protection Area · 2018

37 km²

Complete list

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