Prefectural Natural Park · jpn
Hakuba sanroku
- Area
- 52 km²
- IUCN cat.
- V
- Year
- 1959
Overview
- Designation
- Prefectural Natural Park
- IUCN category
- V · Paysage protégé
Paysage façonné par l'humain digne de conservation
- Established
- 1959
- Managing authority
- Niigata Prefecture
Source : WDPA (UNEP-WCMC, World Database on Protected Areas).
Species present
275 distinct species · 410 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 17 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 Hakuba sanroku : 16 espèces reliées par 14 interactions GloBI sur 2 types (connectance 10.3%, filtre Serrano α=0.2). 1 bulle taxonomique (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 · 9 rivers
Hydrology metrics for this exact territory
Stream length here
22,1km
Basins crossed
3
Max stream order
4
Max drainage
899km²
Discharge in basins
1,6m³/s
Mean precip.
1 781mm/an
Mean T°
8,9°C
Moisture idx
0,49
Max snow
38%
Mean runoff
1 559mm/an
Mean elev. (basins)
861m
Watersheds crossing here
Rivers / streams (9, ord ≥ 4)
- 海川ord 2len here6.36 km37%total17 km
- 小滝川ord 2len here5.59 km43%total13 km
- 姫川ord 4len here3.73 km7%total56 km
- 根知川ord 4len here2.23 km18%total12 km
- 不動川ord 1len here2.11 km100%total2 km
- 木地屋川ord 2len here1.08 km40%total3 km
- 大所川ord 2len here1.00 km15%total7 km
- 杉ノ沢ord 1len here≈ tangenttotal4 km
- 土倉沢ord 1len here≈ tangenttotal1 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
- 36.91048, 137.84181
- 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.