National Wildlife Refuge · USA
Bear Valley
- Area
- 17 km²
- IUCN cat.
- IV
- Year
- 1978
Overview
- Designation
- National Wildlife Refuge
- IUCN category
- IV · Aire d'habitats / espèces
Gestion active pour maintenir habitats / espèces particuliers
- Established
- 1978
- Managing authority
- U.S. Fish and Wildlife Service
Source : WDPA (UNEP-WCMC, World Database on Protected Areas).
Species present
119 distinct species · 714 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 27 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 Bear Valley : 17 espèces reliées par 81 interactions GloBI sur 4 types (connectance 20.0%, filtre Serrano α=0.2). 12 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydrology2 basins · 0 lakes · 0 rivers
Hydrology metrics for this exact territory
Basins crossed
2
Max drainage
9 930km²
Discharge in basins
0,1m³/s
Mean precip.
377mm/an
Mean T°
7,5°C
Moisture idx
-0,64
Max snow
18%
Mean runoff
184mm/an
Mean elev. (basins)
1 404m
Watersheds crossing here
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
- 42.06060, -121.92859
- 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.