Ontologia

City · JPN

Saiki

Japan

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

Species observed

690

Observations

2 613

Area

908,7km²

Ecological tissue

Sample of 14 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 Saiki : 13 espèces reliées par 13 interactions GloBI sur 2 types (connectance 12.4%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
15
Interactions affichées
13
Connectance
0.124
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

690 distinct species · 2 613 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

2 613 obs · 33 cellules
Obs. / cellule
≥ 293
162–292
113–161
62–112
< 62

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

Climate

Mean T°

16,1°C

Annual rain

2 341mm

Warmest m°

28,9°C

Coldest m°

1,3°C

Elevation: 267 m on average (min -84 m, max 1 297 m)

Bioclimatic detailsExpert
Annual mean temp.
16,1°C
Annual rain
2 341mm
Warmest month
28,9°C
Coldest month
1,3°C
Mean alt.
267m
Min
-84m
Max
1 297m
Std. dev.
185m
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

5,2

Org. C

38,5g/kg

Clay

33,0%

Sand

33,7%

Silt

33,3%

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

Dominant lithology: ssGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,2
Org. C
59,3g/kg
Clay
32,5%
Sand
34,8%
Silt
32,8%
5–15 cm
pH H₂O
5,2
Org. C
35,2g/kg
Clay
32,6%
Sand
33,6%
Silt
33,9%
15–30 cm
pH H₂O
5,2
Org. C
21,0g/kg
Clay
33,9%
Sand
32,9%
Silt
33,2%

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

Land cover

Forest86.3%
Crops2.0%
Built-up0.9%
Bare soil0.2%
Other (grassland, water…)10.7%

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

Hydrology3 basins · 1 lakes · 59 rivers

Hydrology metrics for this exact territory

Stream length here

268,6km

Lake surface here

0,77km²

Basins crossed

3

Max stream order

4

Max drainage

1 936km²

Discharge in basins

2,7m³/s

Mean precip.

2 184mm/an

Mean T°

14,9°C

Moisture idx

0,51

Max snow

11%

Mean runoff

1 309mm/an

Mean elev. (basins)

242m

Watersheds crossing here

Lakes (1, top by area)

Rivers / streams (59, ord ≥ 4)

47 more river segments

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

Human pressure

Pop. density

1hab/km²

Night light

0,3nW

Built-up

90,9%

Pesticides

64,2kg/km²

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

Protected areas27

IUCN IV · 15IUCN V · 7IUCN VI · 3IUCN Not Applicable · 1IUCN Ib · 1🌊 Marine · 16

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