National Wildlife Refuge · usa
Grand Bay
- Area
- 42 km²
- IUCN cat.
- IV
- Year
- 1989
Overview
- Designation
- National Wildlife Refuge
- IUCN category
- IV · Aire d'habitats / espèces
Gestion active pour maintenir habitats / espèces particuliers
- Established
- 1989
- Managing authority
- U.S. Fish and Wildlife Service ; Joint
Source : WDPA (UNEP-WCMC, World Database on Protected Areas).
Species present
1 651 distinct species · 20 972 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 39 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 Grand Bay : 32 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) + 7 bulles famille, 52 interactions GloBI documentées sur 3 types (connectance 7.0%, filtre Serrano α=0.2). Les 7 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydrology4 basins · 0 lakes · 4 rivers
Hydrology metrics for this exact territory
Stream length here
10,7km
Basins crossed
4
Max stream order
4
Max drainage
2 801km²
Discharge in basins
5,2m³/s
Mean precip.
1 588mm/an
Mean T°
19,4°C
Moisture idx
0,17
Max snow
1%
Mean runoff
775mm/an
Mean elev. (basins)
10m
Watersheds crossing here
Rivers / streams (4, 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
- 30.44553, -88.45737
- 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.