Ontologia

Town · JPN

Saroma

Japan

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

Species observed

387

Observations

1 157

Area

341,7km²

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 Saroma : 19 espèces reliées par 37 interactions GloBI sur 6 types (connectance 9.8%, filtre Serrano α=0.2). 9 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
28
Interactions affichées
37
Connectance
0.098
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

387 distinct species · 1 157 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 157 obs · 9 cellules
Obs. / cellule
≥ 557
557–556
117–556
83–116
< 83

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

Climate

Mean T°

6,0°C

Annual rain

975mm

Warmest m°

23,0°C

Coldest m°

-12,5°C

Elevation: 153 m on average (min -16 m, max 600 m)

Bioclimatic detailsExpert
Annual mean temp.
6,0°C
Annual rain
975mm
Warmest month
23,0°C
Coldest month
-12,5°C
Mean alt.
153m
Min
-16m
Max
600m
Std. dev.
110m
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

60,1g/kg

Clay

19,1%

Sand

46,5%

Silt

34,4%

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
83,7g/kg
Clay
19,6%
Sand
45,4%
Silt
35,0%
5–15 cm
pH H₂O
5,3
Org. C
55,4g/kg
Clay
18,4%
Sand
47,3%
Silt
34,3%
15–30 cm
pH H₂O
5,4
Org. C
41,1g/kg
Clay
19,2%
Sand
46,8%
Silt
34,0%

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

Land cover

Forest71.2%
Crops13.5%
Built-up0.5%
Bare soil0.1%
Other (grassland, water…)14.8%

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

Hydrology2 basins · 0 lakes · 15 rivers

Hydrology metrics for this exact territory

Stream length here

77,3km

Basins crossed

2

Max stream order

3

Max drainage

1 942km²

Discharge in basins

0,4m³/s

Mean precip.

892mm/an

Mean T°

5,7°C

Moisture idx

0,23

Max snow

39%

Mean runoff

514mm/an

Mean elev. (basins)

154m

Watersheds crossing here

Rivers / streams (15, ord ≥ 4)

3 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

45,3%

Pesticides

91,2kg/km²

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

Protected areas8

IUCN IV · 7IUCN V · 1🌊 Marine · 3

Abashiri

IUCN V

Quasi National Park · 1958

448 km²

Maruyama

IUCN IV

Prefectural Wildlife Protection Area · 2020

3 km²

Horoiwa

IUCN IV

Prefectural Wildlife Protection Area · 2014

2 km²

Kimuaneppu

IUCN IV

Prefectural Wildlife Protection Area · 2020

0 km²

Complete list

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