Ontologia

City · JPN

Tokushima

Japan

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

Species observed

1 507

Observations

10 583

Area

187,2km²

Ecological tissue

Sample of 30 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 Tokushima : 23 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 69 interactions GloBI sur 4 types (connectance 11.6%, filtre Serrano α=0.2). 12 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
35
Interactions affichées
69
Connectance
0.116
Patrimoniales
1
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Species present

1 507 distinct species · 10 583 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

10 583 obs · 6 cellules
Obs. / cellule
≥ 3 782
3 782–3 781
3 182–3 781
1 440–3 181
< 1 440

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

Climate

Mean T°

16,9°C

Annual rain

1 753mm

Warmest m°

28,8°C

Coldest m°

4,1°C

Elevation: 52 m on average (min -5 m, max 596 m)

Bioclimatic detailsExpert
Annual mean temp.
16,9°C
Annual rain
1 753mm
Warmest month
28,8°C
Coldest month
4,1°C
Mean alt.
52m
Min
-5m
Max
596m
Std. dev.
86m
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

5,7

Org. C

30,4g/kg

Clay

31,2%

Sand

34,8%

Silt

34,0%

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

Dominant lithology: mtGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,7
Org. C
46,7g/kg
Clay
29,6%
Sand
35,5%
Silt
34,9%
5–15 cm
pH H₂O
5,7
Org. C
28,2g/kg
Clay
31,3%
Sand
34,7%
Silt
34,0%
15–30 cm
pH H₂O
5,7
Org. C
16,4g/kg
Clay
32,8%
Sand
34,1%
Silt
33,0%

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

Land cover

Forest34.0%
Crops5.2%
Built-up10.1%
Bare soil0.7%
Other (grassland, water…)50.0%

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

Hydrology5 basins · 2 lakes · 12 rivers

Hydrology metrics for this exact territory

Stream length here

64,5km

Lake surface here

0,87km²

Basins crossed

5

Max stream order

5

Max drainage

3 372km²

Discharge in basins

131,5m³/s

Mean precip.

1 782mm/an

Mean T°

14,6°C

Moisture idx

0,45

Max snow

12%

Mean runoff

1 203mm/an

Mean elev. (basins)

278m

Watersheds crossing here

Lakes (2, top by area)

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

Human pressure

Pop. density

9hab/km²

Night light

5,4nW

Built-up

1 007,1%

Pesticides

90,2kg/km²

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

Protected areas9

IUCN IV · 7IUCN VI · 1IUCN V · 1🌊 Marine · 2

Bizan

IUCN IV

Prefectural Wildlife Protection Area · 2017

15 km²

Omiko

IUCN IV

Prefectural Wildlife Protection Area · 2014

8 km²

Complete list

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