Common fishery right area(Chiba)
IUCN VICommon fishery right area · 2013
1 064 km²
City · JPN
Chōshi
Japan
CfaTemperate, no dry season, hot summer(100 %)
Species observed
223
Observations
399
Area
82,1km²
Ecological tissue
Sample of 36 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 Chōshi : 26 espèces reliées par 60 interactions GloBI sur 4 types (connectance 8.1%, filtre Serrano α=0.2). 13 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
39
Interactions affichées
60
Connectance
0.081
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
223 distinct species · 399 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
16,0°C
Annual rain
1 703mm
Warmest m°
26,9°C
Coldest m°
4,5°C
Elevation: 27 m on average (min -53 m, max 54 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
16,0°C
Annual rain
1 703mm
Warmest month
26,9°C
Coldest month
4,5°C
Mean alt.
27m
Min
-53m
Max
54m
Std. dev.
23m
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
44,8g/kg
Clay
29,2%
Sand
33,7%
Silt
37,0%
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
64,1g/kg
Clay
28,1%
Sand
34,1%
Silt
37,8%
5–15 cm
pH H₂O
5,8
Org. C
38,6g/kg
Clay
28,5%
Sand
33,6%
Silt
37,9%
15–30 cm
pH H₂O
5,9
Org. C
31,8g/kg
Clay
31,1%
Sand
33,4%
Silt
35,5%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest22.5%
Crops18.3%
Built-up6.4%
Bare soil3.7%
Other (grassland, water…)49.1%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology2 basins · 0 lakes · 4 rivers
Hydrology metrics for this exact territory
Stream length here
12,6km
Basins crossed
2
Max stream order
6
Max drainage
15 913km²
Discharge in basins
61,6m³/s
Mean precip.
1 561mm/an
Mean T°
14,9°C
Moisture idx
0,43
Max snow
1%
Mean runoff
781mm/an
Mean elev. (basins)
17m
Watersheds crossing here
Rivers / streams (4, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
5hab/km²
Night light
2,6nW
Built-up
639,7%
Pesticides
87,2kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas6
IUCN V · 3IUCN IV · 2IUCN VI · 1🌊 Marine · 4
Suigo-Tsukuba
IUCN VQuasi National Park · 1959
370 km²
Kujukuri
IUCN VPrefectural Natural Park · 1993
31 km²
Choushi
IUCN IVPrefectural Wildlife Protection Area · 2022
10 km²
Shiraishi
IUCN IVPrefectural Wildlife Protection Area · 2015
1 km²
Saruta jinja no mori
IUCN VLocal Environment Conservation Area(Chiba) · 1984
0 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN