Ontologia

Town · JPN

Nakatonbetsu

Japan

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

Species observed

290

Observations

535

Area

392,8km²

Ecological tissue

Sample of 27 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 Nakatonbetsu : 17 espèces reliées par 52 interactions GloBI sur 4 types (connectance 11.2%, filtre Serrano α=0.2). 14 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
31
Interactions affichées
52
Connectance
0.112
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

290 distinct species · 535 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

535 obs · 11 cellules
Obs. / cellule
≥ 298
67–297
26–66
17–25
< 17

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

Climate

Mean T°

5,5°C

Annual rain

1 719mm

Warmest m°

21,8°C

Coldest m°

-11,3°C

Elevation: 201 m on average (min 26 m, max 591 m)

Bioclimatic detailsExpert
Annual mean temp.
5,5°C
Annual rain
1 719mm
Warmest month
21,8°C
Coldest month
-11,3°C
Mean alt.
201m
Min
26m
Max
591m
Std. dev.
127m
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

74,9g/kg

Clay

25,0%

Sand

40,7%

Silt

34,3%

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
96,1g/kg
Clay
25,4%
Sand
39,9%
Silt
34,7%
5–15 cm
pH H₂O
5,0
Org. C
75,4g/kg
Clay
24,4%
Sand
40,8%
Silt
34,7%
15–30 cm
pH H₂O
5,1
Org. C
53,3g/kg
Clay
25,2%
Sand
41,3%
Silt
33,5%

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

Land cover

Forest80.3%
Crops2.5%
Built-up0.1%
Bare soil0.0%
Other (grassland, water…)17.1%

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

Hydrology2 basins · 0 lakes · 31 rivers

Hydrology metrics for this exact territory

Stream length here

146,6km

Basins crossed

2

Max stream order

4

Max drainage

4 939km²

Discharge in basins

1,5m³/s

Mean precip.

1 164mm/an

Mean T°

5,1°C

Moisture idx

0,47

Max snow

48%

Mean runoff

785mm/an

Mean elev. (basins)

178m

Watersheds crossing here

Rivers / streams (31, ord ≥ 4)

19 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

9,1%

Pesticides

6,8kg/km²

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

Protected areas4

IUCN IV · 4

Shirikoma

IUCN IV

Prefectural Wildlife Protection Area · 2016

13 km²

Shirikoma

IUCN IV

Biocenosis Protected Forest · 2018

12 km²

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