Ontologia

Town · JPN

Hamatonbetsu

Japan

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

Species observed

334

Observations

801

Area

401,9km²

Ecological tissue

Sample of 33 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 Hamatonbetsu : 23 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 69 interactions GloBI sur 6 types (connectance 11.0%, filtre Serrano α=0.2). 13 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
36
Interactions affichées
69
Connectance
0.110
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

334 distinct species · 801 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

801 obs · 11 cellules
Obs. / cellule
≥ 406
167–405
33–166
25–32
< 25

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 565mm

Warmest m°

20,7°C

Coldest m°

-10,0°C

Elevation: 114 m on average (min -11 m, max 591 m)

Bioclimatic detailsExpert
Annual mean temp.
5,5°C
Annual rain
1 565mm
Warmest month
20,7°C
Coldest month
-10,0°C
Mean alt.
114m
Min
-11m
Max
591m
Std. dev.
126m
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

5,2

Org. C

69,4g/kg

Clay

26,0%

Sand

39,5%

Silt

34,5%

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
90,2g/kg
Clay
25,7%
Sand
39,1%
Silt
35,1%
5–15 cm
pH H₂O
5,3
Org. C
67,3g/kg
Clay
25,3%
Sand
39,7%
Silt
35,0%
15–30 cm
pH H₂O
5,3
Org. C
50,6g/kg
Clay
27,1%
Sand
39,5%
Silt
33,4%

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

Land cover

Forest70.2%
Crops8.9%
Built-up0.2%
Bare soil0.0%
Other (grassland, water…)20.7%

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

Hydrology1 basins · 3 lakes · 24 rivers

Hydrology metrics for this exact territory

Stream length here

141,7km

Lake surface here

14,09km²

Basins crossed

1

Max stream order

4

Max drainage

4 939km²

Discharge in basins

0,5m³/s

Mean precip.

1 161mm/an

Mean T°

5,1°C

Moisture idx

0,47

Max snow

43%

Mean runoff

783mm/an

Mean elev. (basins)

173m

Watersheds crossing here

Lakes (3, 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

0hab/km²

Night light

0,2nW

Built-up

19,1%

Pesticides

9,6kg/km²

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

Protected areas7

IUCN IV · 3IUCN VI · 2IUCN V · 1IUCN Not Reported · 1🌊 Marine · 3

Soya tobu

IUCN VI

Coastline Marine Resource Development Area, designated sea area · 1973

1 052 km²

Kutcharo-ko

IUCN Not Reported

Wetland of International Importance (Ramsar Site) · 1989

18 km²

Kutcharoko

IUCN IV

Biocenosis Protected Forest · 2018

4 km²

Complete list

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