Ontologia

City · JPN

Hamada

Japan

CfaTemperate, no dry season, hot summer(99 %)

Species observed

545

Observations

1 123

Area

709,5km²

Ecological tissue

Sample of 11 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 Hamada : 9 espèces reliées par 13 interactions GloBI sur 3 types (connectance 16.7%, filtre Serrano α=0.2). 4 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
13
Interactions affichées
13
Connectance
0.167
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

545 distinct species · 1 123 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 123 obs · 25 cellules
Obs. / cellule
≥ 411
68–410
36–67
23–35
< 23

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

Climate

Mean T°

14,4°C

Annual rain

1 983mm

Warmest m°

28,0°C

Coldest m°

0,2°C

Elevation: 335 m on average (min -68 m, max 1 022 m)

Bioclimatic detailsExpert
Annual mean temp.
14,4°C
Annual rain
1 983mm
Warmest month
28,0°C
Coldest month
0,2°C
Mean alt.
335m
Min
-68m
Max
1 022m
Std. dev.
214m
Köppen-Geiger (dominant)
CfaTemperate, no dry season, hot summer(99 %)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

58,1g/kg

Clay

30,3%

Sand

32,7%

Silt

37,0%

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

Dominant lithology: paGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,0
Org. C
95,4g/kg
Clay
30,1%
Sand
32,8%
Silt
37,1%
5–15 cm
pH H₂O
5,0
Org. C
53,7g/kg
Clay
30,8%
Sand
32,2%
Silt
37,1%
15–30 cm
pH H₂O
5,1
Org. C
25,1g/kg
Clay
30,2%
Sand
33,1%
Silt
36,7%

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

Land cover

Forest86.3%
Crops2.6%
Built-up0.9%
Bare soil0.2%
Other (grassland, water…)10.0%

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

Hydrology2 basins · 2 lakes · 47 rivers

Hydrology metrics for this exact territory

Stream length here

211,0km

Lake surface here

0,84km²

Basins crossed

2

Max stream order

3

Max drainage

14 401km²

Discharge in basins

5,5m³/s

Mean precip.

1 775mm/an

Mean T°

13,2°C

Moisture idx

0,44

Max snow

17%

Mean runoff

905mm/an

Mean elev. (basins)

307m

Watersheds crossing here

Lakes (2, top by area)

Rivers / streams (47, ord ≥ 4)

35 more river segments

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

Human pressure

Pop. density

1hab/km²

Night light

0,3nW

Built-up

87,6%

Pesticides

97,2kg/km²

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

Protected areas22

IUCN IV · 16IUCN V · 4IUCN VI · 2🌊 Marine · 8

Iwami

IUCN VI

Coastline Marine Resource Development Area, designated sea area · 1976

624 km²

Ichigi

IUCN IV

Prefectural Wildlife Protection Area · 2023

6 km²

Kokufu

IUCN IV

Prefectural Wildlife Protection Area · 2023

4 km²

Complete list

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