Ontologia

Town · JPN

Kanna

Japan

DfaCold, no dry season, hot summer(46 %)

Species observed

421

Observations

735

Area

118,6km²

Ecological tissue

Sample of 30 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 Kanna : 23 espèces reliées par 44 interactions GloBI sur 6 types (connectance 10.1%, filtre Serrano α=0.2). 7 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
30
Interactions affichées
44
Connectance
0.101
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

421 distinct species · 735 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

735 obs · 3 cellules
Obs. / cellule
≥ 256
256–255
256–255
240–255
< 240

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

Climate

Mean T°

11,0°C

Annual rain

1 680mm

Warmest m°

25,5°C

Coldest m°

-6,0°C

Elevation: 770 m on average (min 427 m, max 1 341 m)

Bioclimatic detailsExpert
Annual mean temp.
11,0°C
Annual rain
1 680mm
Warmest month
25,5°C
Coldest month
-6,0°C
Mean alt.
770m
Min
427m
Max
1 341m
Std. dev.
211m
Köppen-Geiger (dominant)
DfaCold, no dry season, hot summer(46 %)Cold

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

Soil & lithology

pH H₂O

5,5

Org. C

46,5g/kg

Clay

27,7%

Sand

37,1%

Silt

35,2%

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

Dominant lithology: smGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,5
Org. C
68,6g/kg
Clay
27,9%
Sand
37,1%
Silt
35,0%
5–15 cm
pH H₂O
5,4
Org. C
43,7g/kg
Clay
28,0%
Sand
36,9%
Silt
35,2%
15–30 cm
pH H₂O
5,5
Org. C
27,1g/kg
Clay
27,2%
Sand
37,4%
Silt
35,4%

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

Land cover

Forest88.3%
Crops1.1%
Built-up0.4%
Bare soil0.1%
Other (grassland, water…)10.2%

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

Hydrology2 basins · 0 lakes · 6 rivers

Hydrology metrics for this exact territory

Stream length here

32,6km

Basins crossed

2

Max stream order

3

Max drainage

1 784km²

Discharge in basins

1,0m³/s

Mean precip.

1 259mm/an

Mean T°

11,3°C

Moisture idx

0,19

Max snow

10%

Mean runoff

574mm/an

Mean elev. (basins)

581m

Watersheds crossing here

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

Human pressure

Pop. density

0hab/km²

Night light

0,1nW

Built-up

36,6%

Pesticides

82,2kg/km²

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

Protected areas6

IUCN IV · 4IUCN V · 2

Jobu

IUCN V

Prefectural Natural Park · 1954

65 km²

Ryokamisan

IUCN IV

Prefectural Wildlife Protection Area · 2018

28 km²

Kanoyama

IUCN IV

Prefectural Wildlife Protection Area · 2014

4 km²

Kannako

IUCN IV

Prefectural Wildlife Protection Area · 2017

3 km²

Nishimikabo

IUCN IV

Prefectural Wildlife Protection Area · 2005

1 km²

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