Ontologia

City · JPN

Toba

Japan

CfaTemperate, no dry season, hot summer(100 %)

Species observed

560

Observations

1 350

Area

113,3km²

Ecological tissue

Sample of 41 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 Toba : 36 espèces reliées par 36 interactions GloBI sur 4 types (connectance 4.2%, filtre Serrano α=0.2). 6 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
42
Interactions affichées
36
Connectance
0.042
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

560 distinct species · 1 350 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 350 obs · 4 cellules
Obs. / cellule
≥ 852
852–851
201–851
201–200
< 201

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

Climate

Mean T°

16,6°C

Annual rain

2 075mm

Warmest m°

28,0°C

Coldest m°

4,5°C

Elevation: 73 m on average (min -55 m, max 369 m)

Bioclimatic detailsExpert
Annual mean temp.
16,6°C
Annual rain
2 075mm
Warmest month
28,0°C
Coldest month
4,5°C
Mean alt.
73m
Min
-55m
Max
369m
Std. dev.
71m
Köppen-Geiger (dominant)
CfaTemperate, no dry season, hot summer(100 %)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

51,2g/kg

Clay

34,3%

Sand

30,7%

Silt

35,0%

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

Dominant lithology: mtGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,3
Org. C
68,2g/kg
Clay
32,6%
Sand
31,8%
Silt
35,6%
5–15 cm
pH H₂O
5,3
Org. C
45,4g/kg
Clay
33,9%
Sand
31,1%
Silt
35,0%
15–30 cm
pH H₂O
5,3
Org. C
39,9g/kg
Clay
36,5%
Sand
29,2%
Silt
34,3%

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

Land cover

Forest76.7%
Crops3.4%
Built-up1.8%
Bare soil0.4%
Other (grassland, water…)17.8%

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

Hydrology2 basins · 0 lakes · 6 rivers

Hydrology metrics for this exact territory

Stream length here

16,3km

Basins crossed

2

Max stream order

2

Max drainage

2 046km²

Discharge in basins

1,5m³/s

Mean precip.

2 800mm/an

Mean T°

15,3°C

Moisture idx

0,64

Max snow

10%

Mean runoff

1 734mm/an

Mean elev. (basins)

177m

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

Human pressure

Pop. density

1hab/km²

Night light

0,6nW

Built-up

175,9%

Pesticides

87,1kg/km²

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

Protected areas4

IUCN IV · 2IUCN VI · 1IUCN V · 1🌊 Marine · 3

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