Ontologia

City · JPN

Numata

Japan

DfbCold, no dry season, warm summer(53 %)

Species observed

1 802

Observations

8 291

Area

452,4km²

Ecological tissue

Sample of 18 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 Numata : 14 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 15 interactions GloBI sur 4 types (connectance 9.8%, filtre Serrano α=0.2). 4 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
18
Interactions affichées
15
Connectance
0.098
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

1 802 distinct species · 8 291 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

8 291 obs · 14 cellules
Obs. / cellule
≥ 1 732
1 473–1 731
581–1 472
485–580
< 485

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

Climate

Mean T°

9,0°C

Annual rain

1 827mm

Warmest m°

24,0°C

Coldest m°

-8,3°C

Elevation: 974 m on average (min 341 m, max 2 127 m)

Bioclimatic detailsExpert
Annual mean temp.
9,0°C
Annual rain
1 827mm
Warmest month
24,0°C
Coldest month
-8,3°C
Mean alt.
974m
Min
341m
Max
2 127m
Std. dev.
380m
Köppen-Geiger (dominant)
DfbCold, no dry season, warm summer(53 %)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

69,2g/kg

Clay

27,8%

Sand

37,5%

Silt

34,7%

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

Dominant lithology: vbGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,1
Org. C
104,5g/kg
Clay
27,8%
Sand
37,5%
Silt
34,8%
5–15 cm
pH H₂O
5,1
Org. C
67,7g/kg
Clay
28,3%
Sand
36,9%
Silt
34,8%
15–30 cm
pH H₂O
5,2
Org. C
35,4g/kg
Clay
27,3%
Sand
38,1%
Silt
34,6%

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

Land cover

Forest77.7%
Crops4.7%
Built-up1.6%
Bare soil0.3%
Other (grassland, water…)15.8%

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

Hydrology8 basins · 2 lakes · 26 rivers

Hydrology metrics for this exact territory

Stream length here

147,0km

Lake surface here

0,92km²

Basins crossed

8

Max stream order

5

Max drainage

2 572km²

Discharge in basins

48,0m³/s

Mean precip.

1 871mm/an

Mean T°

7,9°C

Moisture idx

0,53

Max snow

39%

Mean runoff

741mm/an

Mean elev. (basins)

1 076m

Watersheds crossing here

Lakes (2, top by area)

Rivers / streams (26, ord ≥ 4)

14 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

155,3%

Pesticides

104,3kg/km²

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

Protected areas14

IUCN V · 6IUCN IV · 6IUCN Not Applicable · 1IUCN III · 1

Nikko

IUCN V

National Park · 2008

1 159 km²

Minakami

IUCN Not Applicable

UNESCO-MAB Biosphere Reserve · 2017

703 km²

Nikko

IUCN IV

Prefectural Wildlife Protection Area · 2023

218 km²

Akagiyama

IUCN IV

Prefectural Wildlife Protection Area · 2014

29 km²

Complete list

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