Ontologia

City · JPN

Tsuruoka

Japan

CfaTemperate, no dry season, hot summer(54 %)

Species observed

1 705

Observations

7 616

Area

1 343,3km²

Ecological tissue

Sample of 32 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 Tsuruoka : 28 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 46 interactions GloBI sur 3 types (connectance 8.2%, filtre Serrano α=0.2). 6 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
34
Interactions affichées
46
Connectance
0.082
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

1 705 distinct species · 7 616 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

7 616 obs · 38 cellules
Obs. / cellule
≥ 1 386
470–1 385
167–469
108–166
< 108

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

Climate

Mean T°

10,4°C

Annual rain

3 665mm

Warmest m°

25,3°C

Coldest m°

-3,7°C

Elevation: 424 m on average (min -22 m, max 1 761 m)

Bioclimatic detailsExpert
Annual mean temp.
10,4°C
Annual rain
3 665mm
Warmest month
25,3°C
Coldest month
-3,7°C
Mean alt.
424m
Min
-22m
Max
1 761m
Std. dev.
353m
Köppen-Geiger (dominant)
CfaTemperate, no dry season, hot summer(54 %)Temperate

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

Soil & lithology

pH H₂O

5,1

Org. C

78,1g/kg

Clay

26,7%

Sand

34,8%

Silt

38,5%

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

Dominant lithology: suGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,0
Org. C
108,9g/kg
Clay
26,5%
Sand
34,2%
Silt
39,3%
5–15 cm
pH H₂O
5,1
Org. C
79,4g/kg
Clay
26,8%
Sand
34,3%
Silt
38,9%
15–30 cm
pH H₂O
5,1
Org. C
46,0g/kg
Clay
26,8%
Sand
35,9%
Silt
37,4%

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

Land cover

Forest68.6%
Crops8.0%
Built-up1.0%
Bare soil1.0%
Other (grassland, water…)21.4%

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

Hydrology6 basins · 4 lakes · 72 rivers

Hydrology metrics for this exact territory

Stream length here

459,1km

Lake surface here

3,35km²

Basins crossed

6

Max stream order

4

Max drainage

6 880km²

Discharge in basins

85,0m³/s

Mean precip.

1 947mm/an

Mean T°

10,0°C

Moisture idx

0,56

Max snow

40%

Mean runoff

1 211mm/an

Mean elev. (basins)

402m

Watersheds crossing here

Lakes (4, top by area)

Rivers / streams (72, ord ≥ 4)

60 more river segments

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

Human pressure

Pop. density

1hab/km²

Night light

0,4nW

Built-up

98,0%

Pesticides

65,7kg/km²

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

Protected areas23

IUCN IV · 15IUCN V · 4IUCN VI · 2IUCN II · 1IUCN Ib · 1🌊 Marine · 5

Otori asahi

IUCN IV

National Wildlife Protection Area · 2014

382 km²

Complete list

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