Nature Conservation Area · jpn
Ohirayama
- Area
- 7 km²
- IUCN cat.
- Ib
- Year
- 1977
Overview
- Designation
- Nature Conservation Area
- IUCN category
- Ib · Zone de nature sauvage
Aire protégée pour la wilderness, faible accès humain
- Established
- 1977
- Managing authority
- Ministry of the Environment
Source : WDPA (UNEP-WCMC, World Database on Protected Areas).
Species present
48 distinct species · 93 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 6 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 Ohirayama : 6 espèces reliées par 5 interactions GloBI sur 2 types (connectance 33.3%, filtre Serrano α=0.2).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydrology1 basins · 0 lakes · 1 rivers
Hydrology metrics for this exact territory
Stream length here
0,7km
Basins crossed
1
Max stream order
1
Max drainage
1 021km²
Discharge in basins
0,1m³/s
Mean precip.
1 290mm/an
Mean T°
6,7°C
Moisture idx
0,48
Max snow
39%
Mean runoff
907mm/an
Mean elev. (basins)
326m
Watersheds crossing here
Rivers / streams (1, ord ≥ 4)
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
- 42.64163, 140.14305
- 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.