Naka gawa
IUCN VPrefectural Natural Park · 1967
31 km²
Town · JPN
Ichikai
Japan
CfaTemperate, no dry season, hot summer(100 %)
Species observed
86
Observations
249
Area
64,7km²
Ecological tissue
Sample of 30 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 Ichikai : 26 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 29 interactions GloBI sur 4 types (connectance 6.7%, filtre Serrano α=0.2). 4 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
30
Interactions affichées
29
Connectance
0.067
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
86 distinct species · 249 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
14,1°C
Annual rain
1 331mm
Warmest m°
29,1°C
Coldest m°
-2,2°C
Elevation: 121 m on average (min 82 m, max 163 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
14,1°C
Annual rain
1 331mm
Warmest month
29,1°C
Coldest month
-2,2°C
Mean alt.
121m
Min
82m
Max
163m
Std. dev.
19m
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
5,7
Org. C
41,5g/kg
Clay
24,1%
Sand
43,3%
Silt
32,6%
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
5,7
Org. C
61,4g/kg
Clay
24,1%
Sand
43,2%
Silt
32,8%
5–15 cm
pH H₂O
5,7
Org. C
38,0g/kg
Clay
24,3%
Sand
43,3%
Silt
32,4%
15–30 cm
pH H₂O
5,7
Org. C
25,0g/kg
Clay
24,0%
Sand
43,4%
Silt
32,6%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest44.7%
Crops14.8%
Built-up2.9%
Bare soil0.7%
Other (grassland, water…)37.0%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology3 basins · 0 lakes · 4 rivers
Hydrology metrics for this exact territory
Stream length here
17,0km
Basins crossed
3
Max stream order
2
Max drainage
2 828km²
Discharge in basins
1,5m³/s
Mean precip.
1 396mm/an
Mean T°
13,4°C
Moisture idx
0,27
Max snow
8%
Mean runoff
609mm/an
Mean elev. (basins)
119m
Watersheds crossing here
Rivers / streams (4, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
1hab/km²
Night light
0,9nW
Built-up
290,7%
Pesticides
97,2kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas5
IUCN IV · 3IUCN V · 2
Kokai shogakko
IUCN IVPrefectural Wildlife Protection Area · 2022
2 km²
Kokaichuo shogakko
IUCN IVPrefectural Wildlife Protection Area · 2019
0 km²
Tatara numa
IUCN VPrefectural Nature Conservation Area · 2014
0 km²
Kotohirayama
IUCN IVPrefectural Wildlife Protection Area · 2016
0 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN