Ontologia

City · JPN

Utsunomiya

Japan

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

Species observed

1 361

Observations

7 960

Area

421,4km²

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 Utsunomiya : 23 espèces reliées par 44 interactions GloBI sur 4 types (connectance 9.5%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
31
Interactions affichées
44
Connectance
0.095
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

1 361 distinct species · 7 960 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

7 960 obs · 13 cellules
Obs. / cellule
≥ 1 514
1 133–1 513
901–1 132
479–900
< 479

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

Climate

Mean T°

13,8°C

Annual rain

1 647mm

Warmest m°

28,7°C

Coldest m°

-2,6°C

Elevation: 157 m on average (min 72 m, max 401 m)

Bioclimatic detailsExpert
Annual mean temp.
13,8°C
Annual rain
1 647mm
Warmest month
28,7°C
Coldest month
-2,6°C
Mean alt.
157m
Min
72m
Max
401m
Std. dev.
64m
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

42,6g/kg

Clay

20,5%

Sand

45,4%

Silt

34,1%

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

Dominant lithology: suGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,7
Org. C
60,0g/kg
Clay
21,4%
Sand
44,0%
Silt
34,6%
5–15 cm
pH H₂O
5,7
Org. C
36,1g/kg
Clay
20,9%
Sand
45,1%
Silt
34,1%
15–30 cm
pH H₂O
5,8
Org. C
31,8g/kg
Clay
19,3%
Sand
47,0%
Silt
33,7%

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

Land cover

Forest26.6%
Crops14.2%
Built-up9.4%
Bare soil1.4%
Other (grassland, water…)48.3%

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

Hydrology4 basins · 1 lakes · 17 rivers

Hydrology metrics for this exact territory

Stream length here

148,9km

Lake surface here

0,05km²

Basins crossed

4

Max stream order

4

Max drainage

2 572km²

Discharge in basins

17,3m³/s

Mean precip.

1 470mm/an

Mean T°

13,0°C

Moisture idx

0,30

Max snow

8%

Mean runoff

588mm/an

Mean elev. (basins)

209m

Watersheds crossing here

Lakes (1, top by area)

Rivers / streams (17, ord ≥ 4)

5 more river segments

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

Human pressure

Pop. density

8hab/km²

Night light

5,1nW

Built-up

943,7%

Pesticides

88,1kg/km²

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

Protected areas16

IUCN IV · 12IUCN V · 4

Utsunomiya

IUCN IV

Prefectural Wildlife Protection Area · 2020

22 km²

Utsunomiya

IUCN V

Prefectural Natural Park · 1960

19 km²

Hagurosan

IUCN IV

Prefectural Wildlife Protection Area · 2023

7 km²

Igashira koen

IUCN IV

Prefectural Wildlife Protection Area · 2018

4 km²

Ishiikinugawa

IUCN IV

Prefectural Wildlife Protection Area · 2017

2 km²

Complete list

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