Common fishery right area(Hokkaido)
IUCN VICommon fishery right area · 2013
48 365 km²
Town · JPN
Obira
Japan
DfbCold, no dry season, warm summer(100 %)
Species observed
142
Observations
229
Area
643,1km²
Ecological tissue
Sample of 29 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 Obira : 25 espèces reliées par 23 interactions GloBI sur 5 types (connectance 5.7%, filtre Serrano α=0.2). 4 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
29
Interactions affichées
23
Connectance
0.057
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
142 distinct species · 229 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
6,9°C
Annual rain
1 810mm
Warmest m°
23,5°C
Coldest m°
-11,0°C
Elevation: 196 m on average (min 2 m, max 808 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
6,9°C
Annual rain
1 810mm
Warmest month
23,5°C
Coldest month
-11,0°C
Mean alt.
196m
Min
2m
Max
808m
Std. dev.
142m
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
70,9g/kg
Clay
24,8%
Sand
40,8%
Silt
34,3%
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
92,6g/kg
Clay
25,5%
Sand
39,8%
Silt
34,7%
5–15 cm
pH H₂O
5,0
Org. C
71,7g/kg
Clay
24,4%
Sand
40,6%
Silt
35,0%
15–30 cm
pH H₂O
5,1
Org. C
48,3g/kg
Clay
24,6%
Sand
42,1%
Silt
33,3%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest83.5%
Crops2.7%
Built-up0.1%
Bare soil0.1%
Other (grassland, water…)13.7%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology6 basins · 1 lakes · 40 rivers
Hydrology metrics for this exact territory
Stream length here
237,3km
Lake surface here
1,13km²
Basins crossed
6
Max stream order
4
Max drainage
1 662km²
Discharge in basins
23,2m³/s
Mean precip.
1 320mm/an
Mean T°
6,3°C
Moisture idx
0,46
Max snow
46%
Mean runoff
1 035mm/an
Mean elev. (basins)
187m
Watersheds crossing here
- Bassin de 小平蘂川sub-area470,6 km²overlap448.91 km²70%
- Bassin de 温寧川sub-area165,5 km²overlap144.82 km²23%
- Bassin de 雨竜川sub-area1 662,2 km²overlap25.59 km²4%
- Bassin de ポンウスヤノ沢sub-area25,6 km²overlap10.16 km²2%
- Bassin de 古丹別川sub-area420,8 km²overlap9.95 km²2%
- Bassin de ポンルルモッペ川sub-area275,6 km²overlap3.68 km²1%
Lakes (1, top by area)
Rivers / streams (40, ord ≥ 4)
- 小平蘂川ord 4len here51.09 km100%total51 km
- 上記念別沢川ord 2len here13.88 km100%total14 km
- 温寧川ord 2len here11.64 km100%total12 km
- 中記念別沢川ord 3len here11.30 km100%total11 km
- 折真布川ord 2len here9.63 km100%total10 km
- 大椴子川ord 2len here9.57 km100%total10 km
- 沖内川ord 2len here9.29 km100%total9 km
- オトイチセコロ川ord 1len here9.18 km100%total9 km
- ポン沖内沢川ord 2len here8.86 km100%total9 km
- 下記念別沢川ord 3len here8.66 km100%total9 km
- 砂寒別川ord 2len here8.58 km100%total9 km
- 奥記念別川ord 2len here7.28 km100%total7 km
28 more river segmentssorted by Strahler order + length
- イタラカオマップord 2len here6.94 km100%total7 km
- 小椴子川ord 1len here6.90 km100%total7 km
- ケチカウエンオビラシベ川ord 2len here6.64 km100%total7 km
- 三ノ沢ord 2len here6.21 km100%total6 km
- 鬼泊川ord 1len here4.69 km100%total5 km
- 茶俊内川ord 1len here4.25 km98%total4 km
- オトイチ川ord 1len here4.05 km100%total4 km
- 大椴８線川ord 1len here3.24 km100%total3 km
- 桑増川ord 4len here3.20 km100%total3 km
- 石炭沢川ord 1len here2.92 km100%total3 km
- ポンウスヤノ沢ord 1len here2.80 km74%total4 km
- 雨煙別川ord 3len here2.55 km12%total22 km
- セキタンナイ沢ord 1len here2.19 km100%total2 km
- ニセイパロマップ川ord 1len here2.19 km30%total7 km
- 幌新太刀別川ord 3len here1.90 km6%total30 km
- 中ノ沢川ord 1len here1.89 km100%total2 km
- 天狗沢川ord 1len here1.89 km100%total2 km
- 鷲ノ巣沢川ord 1len here1.84 km100%total2 km
- 鈴木ノ沢川ord 1len here1.76 km100%total2 km
- 三線沢川ord 1len here1.73 km100%total2 km
- アカノ沢ord 1len here1.64 km100%total2 km
- 協和ノ沢川ord 1len here1.53 km100%total2 km
- 千松川ord 1len here1.50 km100%total2 km
- イナリマップ沢川ord 1len here1.16 km100%total1 km
- 豊別川ord 2len here0.86 km7%total12 km
- 秀浦川ord 1len here0.83 km100%total1 km
- 篤ノ沢ord 1len here0.50 km100%total1 km
- 茅野沢川ord 1len here0.50 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
9,2%
Pesticides
41,9kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas5
IUCN IV · 3IUCN VI · 2🌊 Marine · 2
Rumoi hamamasu
IUCN VICoastline Marine Resource Development Area, designated sea area · 1976
968 km²
Tappu
IUCN IVPrefectural Wildlife Protection Area · 2023
5 km²
Obiracho hongo koen
IUCN IVPrefectural Wildlife Protection Area · 2009
0 km²
Tappu Yachidamo Idenshigen
IUCN IVRare Population Protected Forest · 2018
0 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN