Quasi National Park · jpn
Nippokaigan
- Area
- 417 km²
- IUCN cat.
- V
- Year
- 1974
Overview
- Designation
- Quasi National Park
- IUCN category
- V · Paysage protégé
Paysage façonné par l'humain digne de conservation
- Established
- 1974
- Managing authority
- Oita and Miyazaki Prefectures
Source : WDPA (UNEP-WCMC, World Database on Protected Areas).
Species present
124 distinct species · 206 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 10 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 Nippokaigan : 10 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 6 interactions GloBI sur 1 type (connectance 13.3%, filtre Serrano α=0.2).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydrology3 basins · 1 lakes · 17 rivers
Hydrology metrics for this exact territory
Stream length here
5,4km
Lake surface here
0,00km²
Basins crossed
3
Max stream order
3
Max drainage
1 936km²
Discharge in basins
0,7m³/s
Mean precip.
2 237mm/an
Mean T°
15,0°C
Moisture idx
0,52
Max snow
12%
Mean runoff
1 344mm/an
Mean elev. (basins)
234m
Watersheds crossing here
Lakes (1, top by area)
Rivers / streams (17, ord ≥ 4)
- 赤岩川ord 1len here0.83 km18%total5 km
- 狩生川ord 1len here0.79 km45%total2 km
- 楠本川ord 1len here0.51 km88%total1 km
- 波当津川ord 1len here0.50 km42%total1 km
- 熊之江川ord 1len here0.50 km55%total1 km
- 塩見川ord 3len here0.48 km7%total7 km
- 畑野浦川ord 2len here0.33 km31%total1 km
- 森崎川ord 1len here0.32 km21%total2 km
- 河内川ord 1len here0.31 km19%total2 km
- 佐志生川ord 1len here0.28 km30%total1 km
- 古江川ord 1len here0.17 km8%total2 km
- 中村谷川ord 1len here0.11 km3%total4 km
5 more river segmentssorted by Strahler order + length
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
- 32.78807, 131.93239
- 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.