Ontologia

Town · JPN

Kitahiroshima

Japan

CfaTemperate, no dry season, hot summer(95 %)

Species observed

667

Observations

2 559

Area

638,1km²

Ecological tissue

Sample of 39 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 Kitahiroshima : 31 espèces reliées par 49 interactions GloBI sur 5 types (connectance 6.6%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
39
Interactions affichées
49
Connectance
0.066
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

667 distinct species · 2 559 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

2 559 obs · 21 cellules
Obs. / cellule
≥ 1 116
214–1 115
61–213
40–60
< 40

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

Climate

Mean T°

12,7°C

Annual rain

2 105mm

Warmest m°

27,6°C

Coldest m°

-3,5°C

Elevation: 580 m on average (min 278 m, max 1 027 m)

Bioclimatic detailsExpert
Annual mean temp.
12,7°C
Annual rain
2 105mm
Warmest month
27,6°C
Coldest month
-3,5°C
Mean alt.
580m
Min
278m
Max
1 027m
Std. dev.
170m
Köppen-Geiger (dominant)
CfaTemperate, no dry season, hot summer(95 %)Temperate

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

Soil & lithology

pH H₂O

5,0

Org. C

63,6g/kg

Clay

29,7%

Sand

35,6%

Silt

34,7%

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

Dominant lithology: paGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,0
Org. C
104,9g/kg
Clay
29,1%
Sand
35,9%
Silt
35,0%
5–15 cm
pH H₂O
5,0
Org. C
58,7g/kg
Clay
30,2%
Sand
34,9%
Silt
34,9%
15–30 cm
pH H₂O
5,1
Org. C
27,1g/kg
Clay
29,9%
Sand
35,9%
Silt
34,2%

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

Land cover

Forest86.7%
Crops3.9%
Built-up0.7%
Bare soil0.2%
Other (grassland, water…)8.4%

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

Hydrology5 basins · 2 lakes · 40 rivers

Hydrology metrics for this exact territory

Stream length here

203,8km

Lake surface here

1,98km²

Basins crossed

5

Max stream order

3

Max drainage

14 401km²

Discharge in basins

8,0m³/s

Mean precip.

1 744mm/an

Mean T°

13,0°C

Moisture idx

0,44

Max snow

19%

Mean runoff

872mm/an

Mean elev. (basins)

333m

Watersheds crossing here

Lakes (2, top by area)

Rivers / streams (40, ord ≥ 4)

28 more river segments

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

Human pressure

Pop. density

0hab/km²

Night light

0,1nW

Built-up

73,2%

Pesticides

72,5kg/km²

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

Protected areas20

IUCN IV · 12IUCN V · 6IUCN Not Applicable · 2

Yachiyo

IUCN IV

Prefectural Wildlife Protection Area · 2011

16 km²

Nabara Kyo

IUCN V

Prefectural Natural Park · 1967

9 km²

Inubushiyama

IUCN IV

Prefectural Wildlife Protection Area · 2014

9 km²

Kario

IUCN IV

Prefectural Wildlife Protection Area · 2016

6 km²

Ichigi

IUCN IV

Prefectural Wildlife Protection Area · 2023

6 km²

Complete list

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