Ontologia

Town · JPN

Jōnan

Japan

CfaTemperate, no dry season, hot summer(100 %)

Species observed

23

Observations

29

Area

36,7km²

Ecological tissue

Sample of 4 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 Jōnan : 3 espèces reliées par 2 interactions GloBI sur 1 type (connectance 33.3%, filtre Serrano α=0.2). 1 bulle taxonomique (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
4
Interactions affichées
2
Connectance
0.333
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

23 distinct species · 29 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

29 obs · 1 cellules
Obs. / cellule
≥ 29
29–28
29–28
29–28
< 29

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

Climate

Mean T°

17,4°C

Annual rain

2 522mm

Warmest m°

30,3°C

Coldest m°

3,5°C

Elevation: 30 m on average (min 4 m, max 156 m)

Bioclimatic detailsExpert
Annual mean temp.
17,4°C
Annual rain
2 522mm
Warmest month
30,3°C
Coldest month
3,5°C
Mean alt.
30m
Min
4m
Max
156m
Std. dev.
23m
Köppen-Geiger (dominant)
CfaTemperate, no dry season, hot summer(100 %)Temperate

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

30,6g/kg

Clay

32,6%

Sand

28,7%

Silt

38,6%

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

Dominant lithology: smGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,7
Org. C
46,2g/kg
Clay
31,5%
Sand
29,7%
Silt
38,8%
5–15 cm
pH H₂O
5,6
Org. C
25,9g/kg
Clay
32,3%
Sand
29,0%
Silt
38,7%
15–30 cm
pH H₂O
5,7
Org. C
19,7g/kg
Clay
34,1%
Sand
27,5%
Silt
38,3%

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

Land cover

Forest22.9%
Crops20.2%
Built-up6.5%
Bare soil1.9%
Other (grassland, water…)48.6%

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

Hydrology2 basins · 0 lakes · 3 rivers

Hydrology metrics for this exact territory

Stream length here

15,1km

Basins crossed

2

Max stream order

4

Max drainage

1 068km²

Discharge in basins

2,0m³/s

Mean precip.

2 462mm/an

Mean T°

14,1°C

Moisture idx

0,56

Max snow

8%

Mean runoff

1 668mm/an

Mean elev. (basins)

414m

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

Human pressure

Pop. density

4hab/km²

Night light

2,3nW

Built-up

645,5%

Pesticides

94,9kg/km²

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

Protected areas1

IUCN IV · 1

Uki

IUCN IV

Prefectural Wildlife Protection Area · 2014

22 km²

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