Prefectural Natural Park · jpn
Asahi
- Area
- 106 km²
- IUCN cat.
- V
- Year
- 1973
Overview
- Designation
- Prefectural Natural Park
- IUCN category
- V · Paysage protégé
Paysage façonné par l'humain digne de conservation
- Established
- 1973
- Managing authority
- Toyama Prefecture
Source : WDPA (UNEP-WCMC, World Database on Protected Areas).
Species present
540 distinct species · 1 387 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 19 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 Asahi : 15 espèces reliées par 16 interactions GloBI sur 4 types (connectance 9.4%, filtre Serrano α=0.2). 4 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydrology3 basins · 0 lakes · 11 rivers
Hydrology metrics for this exact territory
Stream length here
36,8km
Basins crossed
3
Max stream order
2
Max drainage
735km²
Discharge in basins
2,9m³/s
Mean precip.
1 939mm/an
Mean T°
9,0°C
Moisture idx
0,55
Max snow
48%
Mean runoff
1 504mm/an
Mean elev. (basins)
857m
Watersheds crossing here
Rivers / streams (11, ord ≥ 4)
- 北又谷ord 2len here12.35 km100%total12 km
- 笹川ord 1len here4.92 km88%total6 km
- 相ノ又谷ord 1len here4.53 km100%total5 km
- 小川ord 2len here4.18 km27%total15 km
- 恵振谷ord 1len here3.72 km88%total4 km
- 黒薙川ord 3len here1.92 km35%total5 km
- 尾安谷ord 1len here1.82 km100%total2 km
- 黒岩谷ord 2len here1.65 km100%total2 km
- 大谷川ord 1len here1.16 km100%total1 km
- 荒戸谷ord 1len here0.41 km15%total3 km
- 横尾川ord 1len here0.13 km8%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
- 36.89839, 137.65365
- 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.