Ontologia

City · JPN

Maebashi

Japan

CfaTemperate, no dry season, hot summer(93 %)

Species observed

1 697

Observations

6 964

Area

245,1km²

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 Maebashi : 20 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 57 interactions GloBI sur 5 types (connectance 13.1%, filtre Serrano α=0.2). 10 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
30
Interactions affichées
57
Connectance
0.131
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

1 697 distinct species · 6 964 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

6 964 obs · 8 cellules
Obs. / cellule
≥ 3 180
3 180–3 179
747–3 179
720–746
< 720

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

Climate

Mean T°

13,9°C

Annual rain

1 392mm

Warmest m°

28,2°C

Coldest m°

-2,6°C

Elevation: 230 m on average (min 68 m, max 1 333 m)

Bioclimatic detailsExpert
Annual mean temp.
13,9°C
Annual rain
1 392mm
Warmest month
28,2°C
Coldest month
-2,6°C
Mean alt.
230m
Min
68m
Max
1 333m
Std. dev.
221m
Köppen-Geiger (dominant)
CfaTemperate, no dry season, hot summer(93 %)Temperate

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

Soil & lithology

pH H₂O

5,5

Org. C

48,5g/kg

Clay

27,1%

Sand

39,7%

Silt

33,2%

Average over 0-30 cm. Per-depth details in expert panel.

Dominant lithology: suGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,5
Org. C
74,6g/kg
Clay
26,9%
Sand
39,5%
Silt
33,6%
5–15 cm
pH H₂O
5,5
Org. C
41,0g/kg
Clay
27,4%
Sand
39,4%
Silt
33,3%
15–30 cm
pH H₂O
5,5
Org. C
29,7g/kg
Clay
27,1%
Sand
40,3%
Silt
32,6%

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

Land cover

Forest16.7%
Crops11.2%
Built-up12.4%
Bare soil0.7%
Other (grassland, water…)59.0%

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

Hydrology3 basins · 0 lakes · 17 rivers

Hydrology metrics for this exact territory

Stream length here

97,4km

Basins crossed

3

Max stream order

5

Max drainage

6 349km²

Discharge in basins

30,5m³/s

Mean precip.

1 304mm/an

Mean T°

13,8°C

Moisture idx

0,19

Max snow

8%

Mean runoff

495mm/an

Mean elev. (basins)

161m

Watersheds crossing here

Rivers / streams (17, ord ≥ 4)

5 more river segments

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

Human pressure

Pop. density

8hab/km²

Night light

5,3nW

Built-up

1 243,6%

Pesticides

80,8kg/km²

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

Protected areas6

IUCN V · 3IUCN IV · 1IUCN Not Applicable · 1IUCN III · 1

Arayama kogen

IUCN V

Prefectural Nature Conservation Area · 1976

1 km²

Shikishima

IUCN IV

Prefectural Wildlife Protection Area · 2023

1 km²

Ofujiyama

IUCN V

Special green space conservation districts · 1976

0 km²

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