Ontologia

City · JPN

Towada

Japan

DfaCold, no dry season, hot summer(50 %)

Species observed

1 073

Observations

3 389

Area

737,8km²

Ecological tissue

Sample of 32 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 Towada : 25 espèces reliées par 38 interactions GloBI sur 3 types (connectance 7.2%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
33
Interactions affichées
38
Connectance
0.072
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

1 073 distinct species · 3 389 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

3 389 obs · 23 cellules
Obs. / cellule
≥ 488
371–487
219–370
92–218
< 92

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

Climate

Mean T°

8,8°C

Annual rain

1 937mm

Warmest m°

25,4°C

Coldest m°

-10,0°C

Elevation: 362 m on average (min 26 m, max 1 348 m)

Bioclimatic detailsExpert
Annual mean temp.
8,8°C
Annual rain
1 937mm
Warmest month
25,4°C
Coldest month
-10,0°C
Mean alt.
362m
Min
26m
Max
1 348m
Std. dev.
273m
Köppen-Geiger (dominant)
DfaCold, no dry season, hot summer(50 %)Cold

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

64,6g/kg

Clay

18,7%

Sand

46,2%

Silt

35,1%

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
90,6g/kg
Clay
18,6%
Sand
45,4%
Silt
36,0%
5–15 cm
pH H₂O
5,0
Org. C
61,1g/kg
Clay
19,3%
Sand
45,6%
Silt
35,1%
15–30 cm
pH H₂O
5,0
Org. C
42,1g/kg
Clay
18,2%
Sand
47,7%
Silt
34,1%

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

Land cover

Forest68.8%
Crops7.9%
Built-up1.2%
Bare soil0.4%
Other (grassland, water…)21.7%

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

Hydrology3 basins · 1 lakes · 28 rivers

Hydrology metrics for this exact territory

Stream length here

247,0km

Lake surface here

34,35km²

Basins crossed

3

Max stream order

3

Max drainage

4 371km²

Discharge in basins

14,6m³/s

Mean precip.

1 337mm/an

Mean T°

8,5°C

Moisture idx

0,39

Max snow

34%

Mean runoff

807mm/an

Mean elev. (basins)

328m

Watersheds crossing here

Lakes (1, top by area)

Rivers / streams (28, ord ≥ 4)

16 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

118,1%

Pesticides

53,9kg/km²

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

Protected areas12

IUCN IV · 7IUCN V · 3IUCN II · 1IUCN III · 1

Towada

IUCN IV

National Wildlife Protection Area · 2017

375 km²

Hakkodasan

IUCN IV

Biocenosis Protected Forest · 2018

65 km²

Complete list

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