Ryugasaki
IUCN IVPrefectural Wildlife Protection Area · 2023
14 km²
City · JPN
Japan
Species observed
595
Observations
3 608
Area
62,8km²
Sample of 39 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).
Tissu écologique de Ushiku : 30 espèces reliées par 63 interactions GloBI sur 4 types (connectance 7.3%, filtre Serrano α=0.2). 12 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
595 distinct species · 3 608 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Mean T°
15,3°C
Annual rain
1 375mm
Warmest m°
30,0°C
Coldest m°
-0,7°C
Elevation: 21 m on average (min 4 m, max 29 m)
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
pH H₂O
5,9
Org. C
42,4g/kg
Clay
16,8%
Sand
50,0%
Silt
33,3%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: suGLiM
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology metrics for this exact territory
Stream length here
23,7km
Lake surface here
0,29km²
Basins crossed
2
Max stream order
2
Max drainage
13 790km²
Discharge in basins
3,0m³/s
Mean precip.
1 375mm/an
Mean T°
14,1°C
Moisture idx
0,28
Max snow
2%
Mean runoff
617mm/an
Mean elev. (basins)
37m
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Pop. density
8hab/km²
Night light
5,6nW
Built-up
927,1%
Pesticides
87,1kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Prefectural Wildlife Protection Area · 2023
14 km²
Prefectural Wildlife Protection Area · 2017
13 km²
Prefectural Wildlife Protection Area · 2018
1 km²
Prefectural Wildlife Protection Area · 2019
1 km²
Prefectural Wildlife Protection Area · 2019
1 km²
Prefectural Wildlife Protection Area · 2018
1 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN