Ontologia

City · JPN

Bibai

Japan

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

Species observed

233

Observations

1 640

Area

285,8km²

Ecological tissue

Sample of 38 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 Bibai : 30 espèces reliées par 53 interactions GloBI sur 3 types (connectance 7.2%, filtre Serrano α=0.2). 9 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
39
Interactions affichées
53
Connectance
0.071
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

233 distinct species · 1 640 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 640 obs · 8 cellules
Obs. / cellule
≥ 576
576–575
202–575
188–201
< 188

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

Climate

Mean T°

7,0°C

Annual rain

1 798mm

Warmest m°

23,9°C

Coldest m°

-11,9°C

Elevation: 193 m on average (min 12 m, max 712 m)

Bioclimatic detailsExpert
Annual mean temp.
7,0°C
Annual rain
1 798mm
Warmest month
23,9°C
Coldest month
-11,9°C
Mean alt.
193m
Min
12m
Max
712m
Std. dev.
209m
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

63,4g/kg

Clay

26,2%

Sand

38,8%

Silt

35,0%

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
84,8g/kg
Clay
26,5%
Sand
38,6%
Silt
34,9%
5–15 cm
pH H₂O
5,2
Org. C
61,6g/kg
Clay
25,7%
Sand
38,9%
Silt
35,3%
15–30 cm
pH H₂O
5,3
Org. C
43,6g/kg
Clay
26,3%
Sand
38,9%
Silt
34,7%

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

Land cover

Forest49.6%
Crops30.2%
Built-up0.9%
Bare soil0.2%
Other (grassland, water…)19.1%

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

Hydrology2 basins · 2 lakes · 32 rivers

Hydrology metrics for this exact territory

Stream length here

108,6km

Lake surface here

0,27km²

Basins crossed

2

Max stream order

6

Max drainage

10 374km²

Discharge in basins

58,2m³/s

Mean precip.

1 213mm/an

Mean T°

6,6°C

Moisture idx

0,36

Max snow

43%

Mean runoff

1 123mm/an

Mean elev. (basins)

174m

Watersheds crossing here

Lakes (2, top by area)

Rivers / streams (32, ord ≥ 4)

20 more river segments

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

Human pressure

Pop. density

1hab/km²

Night light

0,9nW

Built-up

88,7%

Pesticides

92,2kg/km²

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

Protected areas6

IUCN IV · 5IUCN Not Reported · 1

Kashiwamachi

IUCN IV

Prefectural Wildlife Protection Area · 2004

4 km²

Tomei

IUCN IV

Prefectural Wildlife Protection Area · 2021

0 km²

Miyajimanuma

IUCN IV

National Wildlife Protection Area · 2022

0 km²

Miyajima-numa

IUCN Not Reported

Wetland of International Importance (Ramsar Site) · 2002

0 km²

Kamibibai

IUCN IV

Academic Nature Protection Area(Hokkaido) · 1975

0 km²

Minenobu

IUCN IV

Prefectural Wildlife Protection Area · 2017

0 km²

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