Ontologia

Town · JPN

Tōbetsu

Japan

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

Species observed

254

Observations

411

Area

416,8km²

Ecological tissue

Sample of 44 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 Tōbetsu : 35 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 58 interactions GloBI sur 4 types (connectance 6.1%, filtre Serrano α=0.2). 9 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
44
Interactions affichées
58
Connectance
0.061
Patrimoniales
1
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Species present

254 distinct species · 411 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

411 obs · 11 cellules
Obs. / cellule
≥ 115
55–114
40–54
25–39
< 25

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

Climate

Mean T°

7,2°C

Annual rain

1 866mm

Warmest m°

23,6°C

Coldest m°

-10,3°C

Elevation: 171 m on average (min 3 m, max 854 m)

Bioclimatic detailsExpert
Annual mean temp.
7,2°C
Annual rain
1 866mm
Warmest month
23,6°C
Coldest month
-10,3°C
Mean alt.
171m
Min
3m
Max
854m
Std. dev.
167m
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

5,0

Org. C

66,0g/kg

Clay

25,0%

Sand

40,0%

Silt

35,1%

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

Dominant lithology: suGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
4,9
Org. C
90,3g/kg
Clay
25,3%
Sand
38,8%
Silt
35,9%
5–15 cm
pH H₂O
5,0
Org. C
65,3g/kg
Clay
24,6%
Sand
39,9%
Silt
35,5%
15–30 cm
pH H₂O
5,1
Org. C
42,6g/kg
Clay
25,0%
Sand
41,2%
Silt
33,8%

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

Land cover

Forest65.9%
Crops15.0%
Built-up0.5%
Bare soil0.2%
Other (grassland, water…)18.4%

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

Hydrology5 basins · 2 lakes · 25 rivers

Hydrology metrics for this exact territory

Stream length here

147,9km

Lake surface here

1,37km²

Basins crossed

5

Max stream order

6

Max drainage

14 410km²

Discharge in basins

131,6m³/s

Mean precip.

1 270mm/an

Mean T°

6,3°C

Moisture idx

0,41

Max snow

43%

Mean runoff

1 012mm/an

Mean elev. (basins)

305m

Watersheds crossing here

Lakes (2, 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

0,5nW

Built-up

49,1%

Pesticides

95,6kg/km²

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

Protected areas2

IUCN IV · 2

Aoyama

IUCN IV

Prefectural Wildlife Protection Area · 2004

8 km²

Tsukigaumi

IUCN IV

Academic Nature Protection Area(Hokkaido) · 1975

0 km²

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