Ontologia

Town · JPN

Kuriyama

Japan

DfbCold, no dry season, warm summer(100 %)

Species observed

194

Observations

2 181

Area

203,3km²

Ecological tissue

Sample of 42 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 Kuriyama : 31 espèces reliées par 52 interactions GloBI sur 5 types (connectance 5.8%, filtre Serrano α=0.2). 12 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
43
Interactions affichées
52
Connectance
0.058
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

194 distinct species · 2 181 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

2 181 obs · 7 cellules
Obs. / cellule
≥ 2 002
2 002–2 001
45–2 001
27–44
< 27

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

Climate

Mean T°

7,2°C

Annual rain

1 706mm

Warmest m°

23,7°C

Coldest m°

-12,4°C

Elevation: 170 m on average (min 24 m, max 542 m)

Bioclimatic detailsExpert
Annual mean temp.
7,2°C
Annual rain
1 706mm
Warmest month
23,7°C
Coldest month
-12,4°C
Mean alt.
170m
Min
24m
Max
542m
Std. dev.
106m
Köppen-Geiger (dominant)
DfbCold, no dry season, warm summer(100 %)Cold

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

54,9g/kg

Clay

20,6%

Sand

44,4%

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
5,0
Org. C
78,7g/kg
Clay
21,2%
Sand
43,4%
Silt
35,4%
5–15 cm
pH H₂O
5,2
Org. C
54,1g/kg
Clay
20,9%
Sand
44,1%
Silt
35,0%
15–30 cm
pH H₂O
5,2
Org. C
31,9g/kg
Clay
19,6%
Sand
45,7%
Silt
34,7%

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

Land cover

Forest72.0%
Crops13.9%
Built-up0.8%
Bare soil0.2%
Other (grassland, water…)13.1%

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

Hydrology2 basins · 0 lakes · 18 rivers

Hydrology metrics for this exact territory

Stream length here

68,3km

Basins crossed

2

Max stream order

3

Max drainage

10 374km²

Discharge in basins

8,7m³/s

Mean precip.

1 238mm/an

Mean T°

5,8°C

Moisture idx

0,40

Max snow

41%

Mean runoff

1 060mm/an

Mean elev. (basins)

354m

Watersheds crossing here

Rivers / streams (18, ord ≥ 4)

6 more river segments

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

Human pressure

Pop. density

0hab/km²

Night light

0,4nW

Built-up

82,0%

Pesticides

104,3kg/km²

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

Protected areas5

IUCN IV · 4IUCN V · 1

Shimizunosawa

IUCN IV

Prefectural Wildlife Protection Area · 2022

5 km²

Fudou no taki

IUCN V

Natural Landscape Protection Area(Hokkaido) · 1975

0 km²

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