Ontologia

City · JPN

Katsuyama

Japan

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

Species observed

673

Observations

1 742

Area

250,6km²

Ecological tissue

Sample of 35 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 Katsuyama : 21 espèces reliées par 55 interactions GloBI sur 4 types (connectance 7.8%, filtre Serrano α=0.2). 17 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
38
Interactions affichées
55
Connectance
0.078
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

673 distinct species · 1 742 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 742 obs · 9 cellules
Obs. / cellule
≥ 509
509–508
263–508
132–262
< 132

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

Climate

Mean T°

11,7°C

Annual rain

3 426mm

Warmest m°

26,7°C

Coldest m°

-5,3°C

Elevation: 522 m on average (min 81 m, max 1 394 m)

Bioclimatic detailsExpert
Annual mean temp.
11,7°C
Annual rain
3 426mm
Warmest month
26,7°C
Coldest month
-5,3°C
Mean alt.
522m
Min
81m
Max
1 394m
Std. dev.
311m
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

5,0

Org. C

99,7g/kg

Clay

29,0%

Sand

34,8%

Silt

36,3%

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

Dominant lithology: vbGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
4,9
Org. C
133,3g/kg
Clay
28,6%
Sand
34,4%
Silt
37,0%
5–15 cm
pH H₂O
5,0
Org. C
98,4g/kg
Clay
29,7%
Sand
34,4%
Silt
35,9%
15–30 cm
pH H₂O
5,0
Org. C
67,3g/kg
Clay
28,5%
Sand
35,6%
Silt
35,9%

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

Land cover

Forest76.3%
Crops5.7%
Built-up1.3%
Bare soil0.5%
Other (grassland, water…)16.3%

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

Hydrology6 basins · 0 lakes · 20 rivers

Hydrology metrics for this exact territory

Stream length here

115,2km

Basins crossed

6

Max stream order

5

Max drainage

1 325km²

Discharge in basins

48,4m³/s

Mean precip.

2 370mm/an

Mean T°

11,5°C

Moisture idx

0,62

Max snow

35%

Mean runoff

1 692mm/an

Mean elev. (basins)

463m

Watersheds crossing here

Rivers / streams (20, ord ≥ 4)

8 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

129,0%

Pesticides

100,6kg/km²

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

Protected areas13

IUCN IV · 8IUCN V · 3IUCN Not Applicable · 1IUCN II · 1

Mount Hakusan

IUCN Not Applicable

UNESCO-MAB Biosphere Reserve · 2016

677 km²

Hakusan

IUCN II

National Park · 2012

500 km²

Hakusan

IUCN IV

National Wildlife Protection Area · 2018

370 km²

Complete list

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