Ontologia

City · JPN

Hitachiōta

Japan

CfaTemperate, no dry season, hot summer(98 %)

Species observed

1 953

Observations

8 903

Area

373,1km²

Ecological tissue

Sample of 17 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 Hitachiōta : 17 espèces reliées par 12 interactions GloBI sur 2 types (connectance 7.0%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
19
Interactions affichées
12
Connectance
0.070
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

1 953 distinct species · 8 903 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

8 903 obs · 12 cellules
Obs. / cellule
≥ 3 755
1 253–3 754
986–1 252
347–985
< 347

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

Climate

Mean T°

13,3°C

Annual rain

1 448mm

Warmest m°

26,8°C

Coldest m°

-0,8°C

Elevation: 257 m on average (min 4 m, max 781 m)

Bioclimatic detailsExpert
Annual mean temp.
13,3°C
Annual rain
1 448mm
Warmest month
26,8°C
Coldest month
-0,8°C
Mean alt.
257m
Min
4m
Max
781m
Std. dev.
202m
Köppen-Geiger (dominant)
CfaTemperate, no dry season, hot summer(98 %)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

44,3g/kg

Clay

26,2%

Sand

39,3%

Silt

34,5%

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
66,2g/kg
Clay
26,0%
Sand
39,3%
Silt
34,7%
5–15 cm
pH H₂O
5,4
Org. C
41,1g/kg
Clay
26,1%
Sand
39,4%
Silt
34,6%
15–30 cm
pH H₂O
5,5
Org. C
25,7g/kg
Clay
26,6%
Sand
39,3%
Silt
34,0%

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

Land cover

Forest72.0%
Crops6.8%
Built-up2.0%
Bare soil0.3%
Other (grassland, water…)18.8%

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

Hydrology2 basins · 0 lakes · 11 rivers

Hydrology metrics for this exact territory

Stream length here

115,6km

Basins crossed

2

Max stream order

4

Max drainage

1 481km²

Discharge in basins

8,4m³/s

Mean precip.

1 483mm/an

Mean T°

11,9°C

Moisture idx

0,36

Max snow

12%

Mean runoff

717mm/an

Mean elev. (basins)

318m

Watersheds crossing here

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

Human pressure

Pop. density

1hab/km²

Night light

0,6nW

Built-up

199,5%

Pesticides

83,2kg/km²

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

Protected areas18

IUCN IV · 9IUCN V · 8IUCN Not Applicable · 1🌊 Marine · 1

Takasuzu

IUCN V

Prefectural Natural Park · 1979

30 km²

Ota

IUCN V

Prefectural Natural Park · 1951

28 km²

Otanishiyama

IUCN IV

Prefectural Wildlife Protection Area · 2023

15 km²

Ozato

IUCN IV

Prefectural Wildlife Protection Area · 2020

5 km²

Complete list

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