Igashira koen
IUCN IVPrefectural Wildlife Protection Area · 2018
4 km²
Town · JPN
Haga
Japan
CfaTemperate, no dry season, hot summer(100 %)
Species observed
395
Observations
6 506
Area
77,8km²
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 Haga : 21 espèces reliées par 42 interactions GloBI sur 3 types (connectance 9.7%, filtre Serrano α=0.2). 9 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
30
Interactions affichées
42
Connectance
0.097
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
395 distinct species · 6 506 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
14,1°C
Annual rain
1 383mm
Warmest m°
29,2°C
Coldest m°
-2,3°C
Elevation: 111 m on average (min 80 m, max 151 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
14,1°C
Annual rain
1 383mm
Warmest month
29,2°C
Coldest month
-2,3°C
Mean alt.
111m
Min
80m
Max
151m
Std. dev.
18m
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
5,9
Org. C
40,5g/kg
Clay
24,3%
Sand
43,6%
Silt
32,2%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: suGLiM
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
5,8
Org. C
58,3g/kg
Clay
24,5%
Sand
43,2%
Silt
32,3%
5–15 cm
pH H₂O
5,9
Org. C
37,0g/kg
Clay
24,5%
Sand
43,5%
Silt
32,0%
15–30 cm
pH H₂O
5,9
Org. C
26,3g/kg
Clay
23,7%
Sand
44,1%
Silt
32,2%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest23.9%
Crops21.4%
Built-up5.2%
Bare soil1.3%
Other (grassland, water…)48.2%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology1 basins · 0 lakes · 4 rivers
Hydrology metrics for this exact territory
Stream length here
30,9km
Basins crossed
1
Max stream order
3
Max drainage
729km²
Discharge in basins
1,4m³/s
Mean precip.
1 371mm/an
Mean T°
13,6°C
Moisture idx
0,25
Max snow
1%
Mean runoff
590mm/an
Mean elev. (basins)
86m
Watersheds crossing here
Rivers / streams (4, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
2hab/km²
Night light
2,0nW
Built-up
515,6%
Pesticides
96,0kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas2
IUCN IV · 1IUCN V · 1
Jouchinji
IUCN VGreen Space Environment Conservation Area(Tochigi) · 1976
0 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN