Ontologia

City · JPN

Hitachinaka

Japan

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

Species observed

1 112

Observations

5 937

Area

101,1km²

Ecological tissue

Sample of 28 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 Hitachinaka : 21 espèces reliées par 42 interactions GloBI sur 5 types (connectance 9.7%, filtre Serrano α=0.2). 9 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
30
Interactions affichées
42
Connectance
0.097
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

1 112 distinct species · 5 937 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

5 937 obs · 4 cellules
Obs. / cellule
≥ 3 135
3 135–3 134
1 368–3 134
1 368–1 367
< 1 368

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

Climate

Mean T°

14,8°C

Annual rain

1 447mm

Warmest m°

26,8°C

Coldest m°

2,3°C

Elevation: 22 m on average (min -10 m, max 34 m)

Bioclimatic detailsExpert
Annual mean temp.
14,8°C
Annual rain
1 447mm
Warmest month
26,8°C
Coldest month
2,3°C
Mean alt.
22m
Min
-10m
Max
34m
Std. dev.
9m
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

5,9

Org. C

45,6g/kg

Clay

25,2%

Sand

39,7%

Silt

35,1%

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

Dominant lithology: suGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,8
Org. C
65,4g/kg
Clay
24,4%
Sand
39,8%
Silt
35,7%
5–15 cm
pH H₂O
5,9
Org. C
44,1g/kg
Clay
24,6%
Sand
40,0%
Silt
35,4%
15–30 cm
pH H₂O
6,0
Org. C
27,2g/kg
Clay
26,5%
Sand
39,4%
Silt
34,1%

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

Land cover

Forest11.5%
Crops10.8%
Built-up13.8%
Bare soil0.7%
Other (grassland, water…)63.2%

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

Hydrology3 basins · 0 lakes · 7 rivers

Hydrology metrics for this exact territory

Stream length here

31,6km

Basins crossed

3

Max stream order

5

Max drainage

3 302km²

Discharge in basins

36,5m³/s

Mean precip.

1 425mm/an

Mean T°

13,5°C

Moisture idx

0,31

Max snow

5%

Mean runoff

692mm/an

Mean elev. (basins)

85m

Watersheds crossing here

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

Human pressure

Pop. density

10hab/km²

Night light

7,7nW

Built-up

1 377,9%

Pesticides

91,8kg/km²

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

Protected areas7

IUCN V · 3IUCN IV · 2IUCN VI · 1IUCN Not Applicable · 1🌊 Marine · 4

Oarai

IUCN V

Prefectural Natural Park · 1951

22 km²

Tokai

IUCN IV

Prefectural Wildlife Protection Area · 2021

6 km²

Kamagami

IUCN V

Prefectural Nature Conservation Area · 1979

0 km²

Complete list

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