Common fishery right area(Kochi)
IUCN VICommon fishery right area · 2013
533 km²
City · JPN
Aki
Japan
CfaTemperate, no dry season, hot summer(98 %)
Species observed
985
Observations
2 279
Area
312,6km²
Ecological tissue
Sample of 10 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 Aki : 8 espèces reliées par 8 interactions GloBI sur 3 types (connectance 17.8%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
10
Interactions affichées
8
Connectance
0.178
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
985 distinct species · 2 279 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
15,1°C
Annual rain
2 878mm
Warmest m°
27,2°C
Coldest m°
0,8°C
Elevation: 443 m on average (min -17 m, max 1 149 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
15,1°C
Annual rain
2 878mm
Warmest month
27,2°C
Coldest month
0,8°C
Mean alt.
443m
Min
-17m
Max
1 149m
Std. dev.
279m
Köppen-Geiger (dominant)
CfaTemperate, no dry season, hot summer(98 %)Temperate
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
5,4
Org. C
52,0g/kg
Clay
36,2%
Sand
29,9%
Silt
33,8%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: ssGLiM
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
5,3
Org. C
80,2g/kg
Clay
35,0%
Sand
30,7%
Silt
34,2%
5–15 cm
pH H₂O
5,4
Org. C
49,2g/kg
Clay
34,9%
Sand
30,7%
Silt
34,4%
15–30 cm
pH H₂O
5,4
Org. C
26,4g/kg
Clay
38,7%
Sand
28,4%
Silt
32,9%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest86.6%
Crops1.5%
Built-up0.9%
Bare soil0.1%
Other (grassland, water…)10.9%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology4 basins · 0 lakes · 21 rivers
Hydrology metrics for this exact territory
Stream length here
133,7km
Basins crossed
4
Max stream order
3
Max drainage
882km²
Discharge in basins
0,2m³/s
Mean precip.
2 254mm/an
Mean T°
14,5°C
Moisture idx
0,59
Max snow
18%
Mean runoff
1 761mm/an
Mean elev. (basins)
393m
Watersheds crossing here
Rivers / streams (21, ord ≥ 4)
- 伊尾木川ord 3len here29.17 km100%total29 km
- 安芸川ord 3len here24.90 km100%total25 km
- 張川ord 3len here12.13 km100%total12 km
- 高橋川ord 3len here8.01 km100%total8 km
- 八ノ谷川ord 1len here7.47 km100%total7 km
- 小川川ord 1len here6.65 km100%total7 km
- 小谷川ord 2len here6.40 km100%total6 km
- 名村川ord 1len here6.30 km100%total6 km
- 白木谷川ord 2len here4.79 km100%total5 km
- 横荒川ord 1len here4.71 km100%total5 km
- 穴内川ord 1len here4.10 km100%total4 km
- 伊尾木川ord 3len here2.91 km100%total3 km
9 more river segmentssorted by Strahler order + length
- 江川川ord 1len here2.82 km100%total3 km
- 尾川川ord 1len here2.73 km100%total3 km
- 裏政谷ord 1len here2.71 km100%total3 km
- 赤野川ord 2len here1.88 km15%total12 km
- 西ノ川ord 1len here1.48 km100%total1 km
- 畑山川ord 1len here1.25 km28%total4 km
- 仙谷川ord 1len here1.18 km100%total1 km
- 久々場谷ord 1len here1.16 km100%total1 km
- 正藤川ord 1len here0.90 km100%total1 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,2nW
Built-up
89,9%
Pesticides
63,6kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas11
IUCN IV · 5IUCN V · 3IUCN Not Applicable · 2IUCN VI · 1🌊 Marine · 4
Shikoku Mountains
IUCN VGreen Corridor · 2003
171 km²
Senbonyama
IUCN IVPrefectural Wildlife Protection Area · 2018
21 km²
Yanase
IUCN VPrefectural Natural Park · 1964
15 km²
Uchiharano
IUCN IVPrefectural Wildlife Protection Area · 2014
9 km²
Tei sumiyoshi
IUCN VPrefectural Natural Park · 1960
3 km²
Complete list11 protected areas
- Common fishery right area(Kochi)Common fishery right areaIUCN VI2013533 km²
- Shikoku MountainsGreen CorridorIUCN V2003171 km²
- SenbonyamaPrefectural Wildlife Protection AreaIUCN IV201821 km²
- YanasePrefectural Natural ParkIUCN V196415 km²
- UchiharanoPrefectural Wildlife Protection AreaIUCN IV20149 km²
- Tei sumiyoshiPrefectural Natural ParkIUCN V19603 km²
- Mitsubishi Corporation Thousand Year Forest(also known as Yataro's Forest)OECMIUCN Not Applicable20243 km²
- KotogahamaPrefectural Wildlife Protection AreaIUCN IV20232 km²
- Yokoareyama Momi・Tsuga （Idenshigen）Rare Population Protected ForestIUCN IV20181 km²
- Higashiyama Forest Park - Aki City Kochi Prefecture and Tokio Marine & Nichido Forest for Future -OECMIUCN Not Applicable20251 km²
- Nishinokoyama Xxx （Idenshigen）Rare Population Protected ForestIUCN IV20180 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN