Ontologia

City · JPN

Ōita

Japan

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

Species observed

525

Observations

3 280

Area

499,7km²

Ecological tissue

Sample of 31 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 Ōita : 27 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 33 interactions GloBI sur 5 types (connectance 6.7%, filtre Serrano α=0.2). 5 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
32
Interactions affichées
33
Connectance
0.067
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

525 distinct species · 3 280 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

3 280 obs · 19 cellules
Obs. / cellule
≥ 1 822
218–1 821
133–217
63–132
< 63

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

Climate

Mean T°

16,5°C

Annual rain

2 019mm

Warmest m°

28,9°C

Coldest m°

3,0°C

Elevation: 142 m on average (min -62 m, max 695 m)

Bioclimatic detailsExpert
Annual mean temp.
16,5°C
Annual rain
2 019mm
Warmest month
28,9°C
Coldest month
3,0°C
Mean alt.
142m
Min
-62m
Max
695m
Std. dev.
152m
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

5,4

Org. C

34,6g/kg

Clay

31,9%

Sand

34,7%

Silt

33,4%

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

Dominant lithology: suGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,4
Org. C
52,4g/kg
Clay
30,4%
Sand
35,9%
Silt
33,6%
5–15 cm
pH H₂O
5,4
Org. C
32,4g/kg
Clay
31,3%
Sand
34,8%
Silt
33,9%
15–30 cm
pH H₂O
5,4
Org. C
19,2g/kg
Clay
33,8%
Sand
33,3%
Silt
32,8%

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

Land cover

Forest56.2%
Crops4.8%
Built-up7.0%
Bare soil0.6%
Other (grassland, water…)31.4%

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

Hydrology5 basins · 1 lakes · 36 rivers

Hydrology metrics for this exact territory

Stream length here

153,0km

Lake surface here

0,29km²

Basins crossed

5

Max stream order

4

Max drainage

1 936km²

Discharge in basins

15,4m³/s

Mean precip.

2 162mm/an

Mean T°

14,0°C

Moisture idx

0,52

Max snow

10%

Mean runoff

1 342mm/an

Mean elev. (basins)

370m

Watersheds crossing here

Lakes (1, top by area)

Rivers / streams (36, ord ≥ 4)

24 more river segments

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

Human pressure

Pop. density

6hab/km²

Night light

5,1nW

Built-up

697,0%

Pesticides

87,6kg/km²

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

Protected areas16

IUCN IV · 8IUCN V · 4IUCN VI · 2IUCN Not Applicable · 2🌊 Marine · 7

Bungo suido

IUCN VI

Coastline Marine Resource Development Area, designated sea area · 1979

815 km²

Complete list

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