Ontologia

City · JPN

Tomakomai

Japan

DfbCold, no dry season, warm summer(96 %)

Species observed

1 415

Observations

87 770

Area

573,6km²

Ecological tissue

Sample of 31 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 Tomakomai : 20 espèces reliées par 49 interactions GloBI sur 3 types (connectance 10.5%, filtre Serrano α=0.2). 11 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
31
Interactions affichées
49
Connectance
0.105
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

1 415 distinct species · 87 770 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

87 770 obs · 18 cellules
Obs. / cellule
≥ 45 039
29 454–45 038
1 160–29 453
199–1 159
< 199

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

Climate

Mean T°

7,4°C

Annual rain

1 620mm

Warmest m°

21,9°C

Coldest m°

-7,9°C

Elevation: 84 m on average (min -17 m, max 866 m)

Bioclimatic detailsExpert
Annual mean temp.
7,4°C
Annual rain
1 620mm
Warmest month
21,9°C
Coldest month
-7,9°C
Mean alt.
84m
Min
-17m
Max
866m
Std. dev.
125m
Köppen-Geiger (dominant)
DfbCold, no dry season, warm summer(96 %)Cold

CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)

Soil & lithology

pH H₂O

5,4

Org. C

56,4g/kg

Clay

18,5%

Sand

48,2%

Silt

33,3%

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

Dominant lithology: suGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,3
Org. C
75,6g/kg
Clay
18,7%
Sand
47,4%
Silt
33,9%
5–15 cm
pH H₂O
5,4
Org. C
55,5g/kg
Clay
18,6%
Sand
47,9%
Silt
33,5%
15–30 cm
pH H₂O
5,5
Org. C
38,2g/kg
Clay
18,2%
Sand
49,3%
Silt
32,5%

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

Land cover

Forest46.7%
Crops20.9%
Built-up2.8%
Bare soil3.8%
Other (grassland, water…)25.9%

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

Hydrology2 basins · 4 lakes · 24 rivers

Hydrology metrics for this exact territory

Stream length here

201,7km

Lake surface here

3,56km²

Basins crossed

2

Max stream order

4

Max drainage

6 362km²

Discharge in basins

0,4m³/s

Mean precip.

1 240mm/an

Mean T°

7,2°C

Moisture idx

0,43

Max snow

31%

Mean runoff

879mm/an

Mean elev. (basins)

227m

Watersheds crossing here

Lakes (4, top by area)

Rivers / streams (24, ord ≥ 4)

12 more river segments

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

Human pressure

Pop. density

2hab/km²

Night light

3,4nW

Built-up

277,1%

Pesticides

66,2kg/km²

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

Protected areas15

IUCN IV · 10IUCN Not Applicable · 2IUCN VI · 1IUCN II · 1IUCN V · 1🌊 Marine · 1

Shikotsuko

IUCN IV

Prefectural Wildlife Protection Area · 2006

223 km²

Ojiyama

IUCN IV

Prefectural Wildlife Protection Area · 2004

13 km²

Utonaiko

IUCN IV

National Wildlife Protection Area · 2011

5 km²

Complete list

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