Ontologia

Town · JPN

Tsubetsu

Japan

DfbCold, no dry season, warm summer(100 %)

Species observed

1 033

Observations

3 265

Area

687,6km²

Ecological tissue

Sample of 34 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 Tsubetsu : 27 espèces reliées par 40 interactions GloBI sur 6 types (connectance 7.1%, filtre Serrano α=0.2). 7 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
34
Interactions affichées
40
Connectance
0.071
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

1 033 distinct species · 3 265 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

3 265 obs · 20 cellules
Obs. / cellule
≥ 769
332–768
244–331
154–243
< 154

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

Climate

Mean T°

5,0°C

Annual rain

1 102mm

Warmest m°

22,6°C

Coldest m°

-15,2°C

Elevation: 354 m on average (min 48 m, max 879 m)

Bioclimatic detailsExpert
Annual mean temp.
5,0°C
Annual rain
1 102mm
Warmest month
22,6°C
Coldest month
-15,2°C
Mean alt.
354m
Min
48m
Max
879m
Std. dev.
160m
Köppen-Geiger (dominant)
DfbCold, no dry season, warm summer(100 %)Cold

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

64,4g/kg

Clay

17,3%

Sand

48,6%

Silt

34,0%

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

Dominant lithology: suGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,2
Org. C
92,7g/kg
Clay
18,5%
Sand
47,7%
Silt
33,8%
5–15 cm
pH H₂O
5,3
Org. C
56,3g/kg
Clay
17,1%
Sand
48,8%
Silt
34,1%
15–30 cm
pH H₂O
5,3
Org. C
44,1g/kg
Clay
16,4%
Sand
49,4%
Silt
34,2%

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

Land cover

Forest85.2%
Crops5.8%
Built-up0.1%
Bare soil0.1%
Other (grassland, water…)8.7%

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

Hydrology4 basins · 1 lakes · 25 rivers

Hydrology metrics for this exact territory

Stream length here

215,2km

Lake surface here

0,90km²

Basins crossed

4

Max stream order

4

Max drainage

2 344km²

Discharge in basins

11,0m³/s

Mean precip.

963mm/an

Mean T°

5,3°C

Moisture idx

0,28

Max snow

39%

Mean runoff

550mm/an

Mean elev. (basins)

252m

Watersheds crossing here

Lakes (1, top by area)

Rivers / streams (25, ord ≥ 4)

13 more river segments

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

Human pressure

Pop. density

0hab/km²

Night light

0,2nW

Built-up

14,2%

Pesticides

36,0kg/km²

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

Protected areas6

IUCN IV · 4IUCN II · 1IUCN V · 1

Akanmashu

IUCN II

National Park · 2017

950 km²

Chimikeppuko

IUCN IV

Prefectural Wildlife Protection Area · 2021

14 km²

Kikindake

IUCN IV

Prefectural Wildlife Protection Area · 2022

5 km²

Kyouwa

IUCN V

Environmental Green Space Protection Area(Hokkaido) · 1974

0 km²

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