Prefectural Natural Park · jpn
Okunagara gawa
- Area
- 328 km²
- IUCN cat.
- V
- Year
- 1993
Overview
- Designation
- Prefectural Natural Park
- IUCN category
- V · Paysage protégé
Paysage façonné par l'humain digne de conservation
- Established
- 1993
- Managing authority
- Gifu Prefecture
Source : WDPA (UNEP-WCMC, World Database on Protected Areas).
Species present
761 distinct species · 1 405 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 37 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 Okunagara gawa : 32 espèces reliées par 28 interactions GloBI sur 4 types (connectance 4.2%, filtre Serrano α=0.2). 5 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydrology4 basins · 1 lakes · 46 rivers
Hydrology metrics for this exact territory
Stream length here
126,2km
Lake surface here
0,10km²
Basins crossed
4
Max stream order
4
Max drainage
2 156km²
Discharge in basins
13,5m³/s
Mean precip.
2 190mm/an
Mean T°
12,2°C
Moisture idx
0,55
Max snow
36%
Mean runoff
1 319mm/an
Mean elev. (basins)
467m
Watersheds crossing here
Lakes (1, top by area)
Rivers / streams (46, ord ≥ 4)
- 長良川ord 4len here43.92 km32%total139 km
- 吉田川ord 3len here10.25 km31%total33 km
- 那比川ord 2len here7.53 km100%total8 km
- 亀尾島川ord 3len here7.53 km55%total14 km
- 奈良井川ord 2len here5.04 km100%total5 km
- 片知川ord 1len here3.63 km46%total8 km
- 板取川ord 3len here3.56 km9%total41 km
- 前谷川ord 1len here3.45 km79%total4 km
- 宮ヶ洞谷ord 2len here3.35 km100%total3 km
- 高賀川ord 1len here3.13 km90%total3 km
- 落部谷川ord 1len here2.57 km75%total3 km
- 鍛冶屋谷ord 2len here2.45 km100%total2 km
34 more river segmentssorted by Strahler order + length
- 釜ヶ谷ord 1len here2.40 km92%total3 km
- 新宮川ord 1len here2.35 km100%total2 km
- 奥長尾川ord 1len here2.24 km100%total2 km
- 叺谷ord 2len here2.15 km71%total3 km
- 後谷ord 3len here2.13 km35%total6 km
- 小谷通谷ord 2len here2.10 km100%total2 km
- 根村谷ord 4len here2.08 km70%total3 km
- 蓮原川ord 1len here1.65 km80%total2 km
- 千虎川ord 1len here1.59 km61%total3 km
- 水洞谷ord 1len here1.49 km100%total1 km
- 中村川ord 2len here1.26 km25%total5 km
- 乙狩川ord 1len here1.14 km43%total3 km
- オンボ谷ord 1len here1.12 km34%total3 km
- 大栃谷ord 1len here0.90 km32%total3 km
- 鷲見川ord 2len here0.79 km10%total8 km
- 野々谷ord 1len here0.74 km23%total3 km
- 猪洞川ord 1len here0.61 km21%total3 km
- 切立川ord 2len here0.61 km29%total2 km
- 塚洞川ord 1len here0.59 km50%total1 km
- 東洞ord 2len here0.55 km10%total5 km
- 土京川ord 1len here0.42 km4%total10 km
- 余取川ord 1len here0.19 km7%total3 km
- 八百僧谷ord 2len here0.17 km9%total2 km
- 矢谷川ord 2len here0.15 km14%total1 km
- 牛道川ord 3len here0.10 km1%total12 km
- 杏谷ord 1len here0.09 km5%total2 km
- 栗巣川ord 4len here0.08 km1%total10 km
- 寒水川ord 1len here0.08 km1%total8 km
- 小洞川ord 1len here0.01 km1%total1 km
- 神洞川ord 1len here0.00 km0%total1 km
- 丸山谷川ord 2len here≈ tangenttotal1 km
- 小駄良川ord 2len here≈ tangenttotal8 km
- 小間見川ord 2len here≈ tangenttotal5 km
- 白谷ord 2len here≈ tangenttotal7 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
- 35.73838, 136.97930
- 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.