Ontologia

Water body · JPN

Water body

Japan

CfaTemperate, no dry season, hot summer(100 %)

Species observed

556

Observations

2 312

Area

296,1km²

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 Water body : 18 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 74 interactions GloBI sur 2 types (connectance 18.2%, filtre Serrano α=0.2). 11 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
29
Interactions affichées
74
Connectance
0.182
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

556 distinct species · 2 312 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

2 312 obs · 5 cellules
Obs. / cellule
≥ 730
730–729
670–729
412–669
< 412

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

Climate

Mean T°

15,4°C

Annual rain

1 408mm

Warmest m°

28,3°C

Coldest m°

1,9°C

Elevation: -7 m on average (min -158 m, max 29 m)

Bioclimatic detailsExpert
Annual mean temp.
15,4°C
Annual rain
1 408mm
Warmest month
28,3°C
Coldest month
1,9°C
Mean alt.
-7m
Min
-158m
Max
29m
Std. dev.
22m
Köppen-Geiger (dominant)
CfaTemperate, no dry season, hot summer(100 %)Temperate

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

Soil & lithology

pH H₂O

5,8

Org. C

42,7g/kg

Clay

26,8%

Sand

38,7%

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
5,7
Org. C
59,1g/kg
Clay
26,3%
Sand
39,0%
Silt
34,7%
5–15 cm
pH H₂O
5,8
Org. C
41,5g/kg
Clay
26,6%
Sand
38,8%
Silt
34,6%
15–30 cm
pH H₂O
5,9
Org. C
27,5g/kg
Clay
27,6%
Sand
38,2%
Silt
34,2%

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

Land cover

Forest6.9%
Crops9.7%
Built-up1.1%
Bare soil1.1%
Other (grassland, water…)81.3%

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

Hydrology4 basins · 5 lakes · 31 rivers

Hydrology metrics for this exact territory

Stream length here

120,7km

Lake surface here

200,46km²

Basins crossed

4

Max stream order

6

Max drainage

15 913km²

Discharge in basins

10,3m³/s

Mean precip.

1 371mm/an

Mean T°

13,9°C

Moisture idx

0,27

Max snow

2%

Mean runoff

626mm/an

Mean elev. (basins)

41m

Watersheds crossing here

Lakes (5, top by area)

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

0,8nW

Built-up

108,2%

Pesticides

92,6kg/km²

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

Protected areas18

IUCN IV · 14IUCN V · 4🌊 Marine · 11

Kasumigaura

IUCN IV

Prefectural Wildlife Protection Area · 2022

50 km²

Aso

IUCN IV

Prefectural Wildlife Protection Area · 2014

24 km²

Oarai

IUCN V

Prefectural Natural Park · 1951

22 km²

Hinuma

IUCN IV

National Wildlife Protection Area · 2014

21 km²

Kashima

IUCN IV

Prefectural Wildlife Protection Area · 2021

16 km²

Complete list

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