Ontologia

City · JPN

Kōka

Japan

CfaTemperate, no dry season, hot summer(99 %)

Species observed

766

Observations

4 684

Area

471,6km²

Ecological tissue

Sample of 28 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 Kōka : 20 espèces reliées par 54 interactions GloBI sur 4 types (connectance 11.6%, filtre Serrano α=0.2). 11 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
31
Interactions affichées
54
Connectance
0.116
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

766 distinct species · 4 684 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

4 684 obs · 16 cellules
Obs. / cellule
≥ 2 290
1 399–2 289
120–1 398
64–119
< 64

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

Climate

Mean T°

14,0°C

Annual rain

1 772mm

Warmest m°

29,2°C

Coldest m°

-2,2°C

Elevation: 365 m on average (min 156 m, max 1 009 m)

Bioclimatic detailsExpert
Annual mean temp.
14,0°C
Annual rain
1 772mm
Warmest month
29,2°C
Coldest month
-2,2°C
Mean alt.
365m
Min
156m
Max
1 009m
Std. dev.
151m
Köppen-Geiger (dominant)
CfaTemperate, no dry season, hot summer(99 %)Temperate

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

45,6g/kg

Clay

28,9%

Sand

39,8%

Silt

31,3%

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

Dominant lithology: suGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,3
Org. C
73,8g/kg
Clay
28,3%
Sand
40,3%
Silt
31,4%
5–15 cm
pH H₂O
5,3
Org. C
40,1g/kg
Clay
28,9%
Sand
39,5%
Silt
31,5%
15–30 cm
pH H₂O
5,3
Org. C
22,8g/kg
Clay
29,5%
Sand
39,6%
Silt
30,9%

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

Land cover

Forest69.7%
Crops7.2%
Built-up2.5%
Bare soil0.5%
Other (grassland, water…)20.1%

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

Hydrology5 basins · 3 lakes · 34 rivers

Hydrology metrics for this exact territory

Stream length here

155,5km

Lake surface here

0,86km²

Basins crossed

5

Max stream order

4

Max drainage

4 202km²

Discharge in basins

29,7m³/s

Mean precip.

1 732mm/an

Mean T°

13,7°C

Moisture idx

0,41

Max snow

11%

Mean runoff

1 015mm/an

Mean elev. (basins)

278m

Watersheds crossing here

Lakes (3, top by area)

Rivers / streams (34, ord ≥ 4)

22 more river segments

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

Human pressure

Pop. density

1hab/km²

Night light

1,3nW

Built-up

250,5%

Pesticides

88,6kg/km²

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

Protected areas13

IUCN IV · 10IUCN V · 2IUCN Not Applicable · 1

Suzuka

IUCN V

Quasi National Park · 1968

299 km²

Koka

IUCN IV

Prefectural Wildlife Protection Area · 2022

7 km²

Shigarakicho

IUCN IV

Prefectural Wildlife Protection Area · 2023

5 km²

Complete list

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