Ontologia

Town · JPN

Anan

Japan

CfaTemperate, no dry season, hot summer(75 %)

Species observed

799

Observations

1 899

Area

117,6km²

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 Anan : 15 espèces reliées par 20 interactions GloBI sur 3 types (connectance 10.5%, filtre Serrano α=0.2). 5 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
20
Interactions affichées
20
Connectance
0.105
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

799 distinct species · 1 899 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 899 obs · 3 cellules
Obs. / cellule
≥ 1 114
1 114–1 113
1 114–1 113
407–1 113
< 407

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

2 262mm

Warmest m°

26,8°C

Coldest m°

-7,0°C

Elevation: 763 m on average (min 381 m, max 1 315 m)

Bioclimatic detailsExpert
Annual mean temp.
11,7°C
Annual rain
2 262mm
Warmest month
26,8°C
Coldest month
-7,0°C
Mean alt.
763m
Min
381m
Max
1 315m
Std. dev.
210m
Köppen-Geiger (dominant)
CfaTemperate, no dry season, hot summer(75 %)Temperate

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

Soil & lithology

pH H₂O

5,3

Org. C

47,8g/kg

Clay

31,3%

Sand

36,9%

Silt

31,9%

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

Dominant lithology: paGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,3
Org. C
73,3g/kg
Clay
30,7%
Sand
37,4%
Silt
31,9%
5–15 cm
pH H₂O
5,3
Org. C
45,5g/kg
Clay
31,2%
Sand
37,1%
Silt
31,8%
15–30 cm
pH H₂O
5,3
Org. C
24,6g/kg
Clay
31,9%
Sand
36,2%
Silt
31,9%

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

Land cover

Forest84.9%
Crops2.7%
Built-up0.6%
Bare soil0.1%
Other (grassland, water…)11.6%

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

Hydrology2 basins · 0 lakes · 10 rivers

Hydrology metrics for this exact territory

Stream length here

49,2km

Basins crossed

2

Max stream order

5

Max drainage

3 797km²

Discharge in basins

15,6m³/s

Mean precip.

1 907mm/an

Mean T°

9,6°C

Moisture idx

0,49

Max snow

18%

Mean runoff

1 077mm/an

Mean elev. (basins)

1 021m

Watersheds crossing here

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

Human pressure

Pop. density

0hab/km²

Night light

0,2nW

Built-up

59,8%

Pesticides

33,9kg/km²

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

Protected areas3

IUCN IV · 2IUCN V · 1

Maruyama

IUCN IV

Prefectural Wildlife Protection Area · 2019

8 km²

Yakyo

IUCN IV

Prefectural Wildlife Protection Area · 2018

1 km²

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