Common fishery right area(Hokkaido)
IUCN VICommon fishery right area · 2013
48 365 km²
Town · JPN
Hamanaka
Japan
DfbCold, no dry season, warm summer(98 %)
Species observed
866
Observations
10 466
Area
412,8km²
Ecological tissue
Sample of 24 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 Hamanaka : 17 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 61 interactions GloBI sur 3 types (connectance 17.4%, filtre Serrano α=0.2). 10 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
27
Interactions affichées
61
Connectance
0.174
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
866 distinct species · 10 466 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
6,5°C
Annual rain
1 116mm
Warmest m°
19,9°C
Coldest m°
-8,9°C
Elevation: 40 m on average (min -47 m, max 76 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
6,5°C
Annual rain
1 116mm
Warmest month
19,9°C
Coldest month
-8,9°C
Mean alt.
40m
Min
-47m
Max
76m
Std. dev.
21m
Köppen-Geiger (dominant)
DfbCold, no dry season, warm summer(98 %)Cold
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
5,8
Org. C
51,4g/kg
Clay
19,9%
Sand
40,4%
Silt
39,7%
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
68,7g/kg
Clay
20,2%
Sand
39,7%
Silt
40,1%
5–15 cm
pH H₂O
5,8
Org. C
49,0g/kg
Clay
19,4%
Sand
40,4%
Silt
40,2%
15–30 cm
pH H₂O
5,9
Org. C
36,4g/kg
Clay
20,1%
Sand
41,2%
Silt
38,7%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest39.7%
Crops42.8%
Built-up0.4%
Bare soil0.1%
Other (grassland, water…)17.0%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology1 basins · 2 lakes · 24 rivers
Hydrology metrics for this exact territory
Stream length here
102,7km
Lake surface here
0,25km²
Basins crossed
1
Max stream order
4
Max drainage
6 940km²
Discharge in basins
0,0m³/s
Mean precip.
1 080mm/an
Mean T°
5,0°C
Moisture idx
0,43
Max snow
35%
Mean runoff
763mm/an
Mean elev. (basins)
162m
Watersheds crossing here
Lakes (2, top by area)
Rivers / streams (24, ord ≥ 4)
- 姉別川ord 2len here14.92 km98%total15 km
- １号川ord 1len here10.59 km100%total11 km
- 風蓮川ord 4len here10.39 km14%total72 km
- ノコベリベツ川ord 3len here7.03 km100%total7 km
- 琵琶瀬川ord 1len here6.33 km90%total7 km
- ２号川ord 2len here5.76 km100%total6 km
- コベリベツ１号川ord 1len here5.75 km100%total6 km
- 別当賀川ord 2len here5.56 km20%total28 km
- 右支２姉別川ord 2len here4.29 km100%total4 km
- 二番沢川ord 2len here4.07 km89%total5 km
- 瀬沼川ord 1len here4.04 km100%total4 km
- 第２三郎川ord 2len here3.86 km46%total8 km
12 more river segmentssorted by Strahler order + length
- 左支２の川ord 1len here3.70 km100%total4 km
- 幌戸川ord 1len here2.69 km96%total3 km
- 火散布川ord 2len here2.64 km35%total8 km
- 丸佐川ord 1len here2.35 km100%total2 km
- カムラ沼川ord 1len here1.73 km100%total2 km
- 横山川ord 1len here1.73 km100%total2 km
- 熊牛川ord 1len here1.62 km100%total2 km
- 右支６姉別川ord 1len here1.16 km100%total1 km
- 藻散布川ord 1len here0.79 km26%total3 km
- 右一姉別川ord 1len here0.69 km101%total1 km
- 三郎川ord 1len here0.53 km27%total2 km
- 仙鳳跡川ord 1len here0.49 km72%total1 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,3nW
Built-up
41,8%
Pesticides
89,8kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas6
IUCN VI · 2IUCN IV · 2IUCN V · 1IUCN Not Reported · 1🌊 Marine · 4
Kushiro tobu
IUCN VICoastline Marine Resource Development Area, designated sea area · 1976
1 134 km²
Akkeshi-kiritappu-konbumori
IUCN VQuasi National Park · 2021
415 km²
Akkeshi-Bekanbeushi-Kiritappu
IUCN IVNational Wildlife Protection Area · 2012
131 km²
Kiritappu-shitsugen
IUCN Not ReportedWetland of International Importance (Ramsar Site) · 1993
25 km²
Mouraito
IUCN IVPrefectural Wildlife Protection Area · 2006
3 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN