Marine Protected Area · usa
Delta National Wildlife Refuge
- Area
- 203 km²
- IUCN cat.
- IV
- Year
- 1935
Overview
- Designation
- Marine Protected Area
- IUCN category
- IV · Aire d'habitats / espèces
Gestion active pour maintenir habitats / espèces particuliers
- Established
- 1935
- Managing authority
- U.S. Fish and Wildlife Service
Source : WDPA (UNEP-WCMC, World Database on Protected Areas).
Species present
317 distinct species · 4 068 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 38 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 Delta National Wildlife Refuge : 23 espèces reliées par 85 interactions GloBI sur 4 types (connectance 12.1%, filtre Serrano α=0.2). 15 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 · 46 lakes · 6 rivers
Hydrology metrics for this exact territory
Stream length here
9,3km
Lake surface here
58,04km²
Basins crossed
2
Max stream order
2
Max drainage
3 179 500km²
Discharge in basins
430,2m³/s
Mean precip.
1 471mm/an
Mean T°
20,6°C
Moisture idx
0,18
Max snow
1%
Mean runoff
685mm/an
Mean elev. (basins)
0m
Watersheds crossing here
Lakes (46, top by area)
- Lake #9582area33,6 km²avg depth1.0 m
- Lake #14262area9,1 km²avg depth0.7 m
- Lake #14238area4,8 km²avg depth1.1 m
- Lake #14241area1,2 km²avg depth0.5 m
- Lake #14232area1,2 km²avg depth0.5 m
- Lake #14246area1,1 km²avg depth0.6 m
- Lake #14255area1 km²avg depth0.7 m
- Lac 1067302area1 km²avg depth0.5 m
- Lac 1067462area0,9 km²avg depth1.5 m
37 more lakes
- Lac 1067546area0,9 km²avg depth1.2 m
- Lac 1067448area0,9 km²avg depth1.2 m
- Lac 1067437area0,8 km²avg depth1.0 m
- Lac 1067379area0,8 km²avg depth1.3 m
- Lac 1067505area0,6 km²avg depth0.7 m
- Lac 1067446area0,5 km²avg depth1.2 m
- Lac 1067477area0,4 km²avg depth0.8 m
- Lac 1067310area0,4 km²avg depth0.6 m
- Lac 1067335area0,4 km²avg depth1.0 m
- Lac 1067439area0,4 km²avg depth1.0 m
- Lac 1067492area0,4 km²avg depth1.3 m
- Lac 1067403area0,4 km²avg depth0.9 m
- Lac 1067501area0,3 km²avg depth0.7 m
- Lac 1067387area0,3 km²avg depth1.0 m
- Lac 1067447area0,3 km²avg depth0.7 m
- Lac 1067357area0,3 km²avg depth0.9 m
- Lac 1067412area0,3 km²avg depth1.1 m
- Lac 1067485area0,2 km²avg depth1.4 m
- Lac 1067430area0,2 km²avg depth1.2 m
- Lac 1067356area0,2 km²avg depth0.8 m
- Lac 1067465area0,2 km²avg depth1.1 m
- Lac 1067528area0,2 km²avg depth1.0 m
- Lac 1067333area0,2 km²avg depth0.9 m
- Lac 1067344area0,2 km²avg depth0.5 m
- Lac 1067436area0,2 km²avg depth1.3 m
- Lac 1067340area0,2 km²avg depth0.5 m
- Lac 1067421area0,2 km²avg depth0.5 m
- Lac 1067374area0,2 km²avg depth0.7 m
- Lac 1067368area0,2 km²avg depth0.8 m
- Lac 1067537area0,2 km²avg depth1.1 m
- Lac 1067334area0,2 km²avg depth0.8 m
- Lac 1067479area0,1 km²avg depth1.1 m
- Lac 1067494area0,1 km²avg depth0.8 m
- Lac 1067433area0,1 km²avg depth0.8 m
- Lac 1067352area0,1 km²avg depth0.9 m
- Lac 1067343area0,1 km²avg depth0.9 m
- Lac 1067304area0,1 km²avg depth0.5 m
Rivers / streams (6, 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
- 29.24325, -89.18418
- 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.