Common fishery right area(Hokkaido)
IUCN VICommon fishery right area · 2013
48 365 km²
Town · JPN
Tomamae
Japan
DfbCold, no dry season, warm summer(100 %)
Species observed
86
Observations
192
Area
466,1km²
Ecological tissue
Sample of 18 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 Tomamae : 17 espèces reliées par 15 interactions GloBI sur 2 types (connectance 9.8%, filtre Serrano α=0.2). 1 bulle taxonomique (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
18
Interactions affichées
15
Connectance
0.098
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
86 distinct species · 192 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
6,9°C
Annual rain
1 893mm
Warmest m°
23,1°C
Coldest m°
-10,5°C
Elevation: 186 m on average (min -9 m, max 808 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
6,9°C
Annual rain
1 893mm
Warmest month
23,1°C
Coldest month
-10,5°C
Mean alt.
186m
Min
-9m
Max
808m
Std. dev.
125m
Köppen-Geiger (dominant)
DfbCold, no dry season, warm summer(100 %)Cold
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
5,0
Org. C
73,8g/kg
Clay
25,6%
Sand
40,3%
Silt
34,1%
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
4,9
Org. C
97,8g/kg
Clay
26,4%
Sand
39,2%
Silt
34,4%
5–15 cm
pH H₂O
5,0
Org. C
77,5g/kg
Clay
25,2%
Sand
40,1%
Silt
34,8%
15–30 cm
pH H₂O
5,1
Org. C
46,2g/kg
Clay
25,3%
Sand
41,5%
Silt
33,2%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest79.5%
Crops4.2%
Built-up0.2%
Bare soil0.3%
Other (grassland, water…)15.9%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology5 basins · 0 lakes · 23 rivers
Hydrology metrics for this exact territory
Stream length here
166,1km
Basins crossed
5
Max stream order
4
Max drainage
1 662km²
Discharge in basins
15,5m³/s
Mean precip.
1 331mm/an
Mean T°
6,1°C
Moisture idx
0,48
Max snow
46%
Mean runoff
995mm/an
Mean elev. (basins)
194m
Watersheds crossing here
Rivers / streams (23, ord ≥ 4)
- 古丹別川ord 4len here39.67 km97%total41 km
- 三毛別川ord 3len here29.92 km100%total30 km
- チエボツナイ川ord 2len here23.54 km100%total24 km
- アイヌ沢川ord 3len here8.06 km100%total8 km
- ルベシュベナイ沢川ord 2len here7.75 km100%total8 km
- 大曲沢川ord 2len here7.50 km100%total7 km
- ヤマベノ沢ord 2len here5.85 km100%total6 km
- アノトロマ川ord 1len here5.19 km100%total5 km
- オシルスナイ川ord 1len here4.35 km100%total4 km
- 二股川ord 1len here4.12 km96%total4 km
- 小平越沢川ord 1len here3.79 km100%total4 km
- マルシメ沢川ord 1len here3.40 km100%total3 km
11 more river segmentssorted by Strahler order + length
- 松下沢川ord 1len here3.07 km100%total3 km
- 番屋の沢川ord 1len here2.85 km100%total3 km
- 江島の沢川ord 1len here2.81 km100%total3 km
- サカンベツ沢ord 2len here2.32 km100%total2 km
- ニセイウシュナイ川ord 1len here2.24 km100%total2 km
- 八号沢川ord 1len here2.24 km100%total2 km
- ウエンナイ沢ord 1len here2.07 km100%total2 km
- ヤオシルスナイ川ord 1len here1.40 km100%total1 km
- 山口沢ord 1len here1.32 km100%total1 km
- 大曲沢ord 1len here1.32 km100%total1 km
- 奥二股沢ord 1len here1.32 km100%total1 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,1nW
Built-up
16,4%
Pesticides
36,0kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas5
IUCN VI · 2IUCN IV · 2IUCN V · 1🌊 Marine · 2
Rumoi hamamasu
IUCN VICoastline Marine Resource Development Area, designated sea area · 1976
968 km²
Kotanbetsu
IUCN IVPrefectural Wildlife Protection Area · 2004
8 km²
Kotambetsu Todomatsu Idenshigen
IUCN IVRare Population Protected Forest · 2018
0 km²
Midorigaoka
IUCN VEnvironmental Green Space Protection Area(Hokkaido) · 1974
0 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN