Prefectural Natural Park · jpn
Okuoi
- Area
- 101 km²
- IUCN cat.
- V
- Year
- 1976
Overview
- Designation
- Prefectural Natural Park
- IUCN category
- V · Paysage protégé
Paysage façonné par l'humain digne de conservation
- Established
- 1976
- Managing authority
- Shizuoka Prefecture
Source : WDPA (UNEP-WCMC, World Database on Protected Areas).
Species present
151 distinct species · 215 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 5 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).
Indicateurs du tissu écologique
Tissu écologique de Okuoi : 5 espèces reliées par 3 interactions GloBI sur 2 types (connectance 30.0%, filtre Serrano α=0.2).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydrology6 basins · 2 lakes · 24 rivers
Hydrology metrics for this exact territory
Stream length here
69,2km
Lake surface here
5,75km²
Basins crossed
6
Max stream order
3
Max drainage
4 495km²
Discharge in basins
4,3m³/s
Mean precip.
2 160mm/an
Mean T°
9,8°C
Moisture idx
0,59
Max snow
18%
Mean runoff
1 220mm/an
Mean elev. (basins)
1 039m
Watersheds crossing here
Lakes (2, top by area)
Rivers / streams (24, ord ≥ 4)
- 大井川ord 4len here31.51 km24%total131 km
- 寸又川ord 3len here19.20 km83%total23 km
- 上河内沢ord 1len here2.63 km100%total3 km
- 登沢ord 3len here2.49 km95%total3 km
- 蓬沢ord 3len here2.37 km92%total3 km
- 下閑蔵沢ord 3len here1.66 km100%total2 km
- 安倍川ord 4len here1.48 km2%total63 km
- 西俣川ord 2len here1.10 km12%total9 km
- 横沢川ord 1len here0.99 km35%total3 km
- 榛原川ord 2len here0.91 km10%total9 km
- 下西河内川ord 2len here0.86 km17%total5 km
- 逆河内ord 2len here0.64 km9%total7 km
12 more river segmentssorted by Strahler order + length
- 東河内川ord 3len here0.60 km100%total1 km
- 明神川ord 1len here0.55 km8%total7 km
- 大間川ord 2len here0.55 km5%total11 km
- リンチョウ沢ord 1len here0.48 km14%total3 km
- 外山沢ord 1len here0.36 km38%total1 km
- 柴沢ord 1len here0.33 km12%total3 km
- 大根沢ord 1len here0.19 km7%total3 km
- 椹沢ord 1len here0.13 km11%total1 km
- 仁田河内沢ord 1len here0.06 km2%total3 km
- 小河内川ord 3len here0.04 km1%total6 km
- 栗代川ord 1len here0.04 km0%total9 km
- 小根沢ord 1len here0.03 km2%total2 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Location
Fond cartographique : OpenFreeMap · © OpenStreetMap contributors · Géométrie : nos sources (GADM/HydroBASINS/HydroLAKES/HydroRIVERS/WDPA)
- Centroid
- 35.28470, 138.22473
- Open in maps
- OpenStreetMap → · Satellite →
Species observed (Phase 2)
Listing species observed within this protected area requires the GBIF v2 partition × WDPA spatial overlay matview. Computing infrastructure pending.