Wetland of International Importance (Ramsar Site) · usa
Delaware Bay Estuary
- Area
- 1 146 km²
- IUCN cat.
- Not Reported
- Year
- 1992
Overview
- Designation
- Wetland of International Importance (Ramsar Site)
- Established
- 1992
- Managing authority
- Not Reported
Source : WDPA (UNEP-WCMC, World Database on Protected Areas).
Species present
2 130 distinct species · 312 695 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 30 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 Delaware Bay Estuary : 19 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 71 interactions GloBI sur 3 types (connectance 16.3%, filtre Serrano α=0.2). 11 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydrology5 basins · 33 lakes · 34 rivers
Hydrology metrics for this exact territory
Stream length here
204,5km
Lake surface here
20,18km²
Basins crossed
5
Max stream order
4
Max drainage
4 036km²
Discharge in basins
4,2m³/s
Mean precip.
1 077mm/an
Mean T°
12,7°C
Moisture idx
0,00
Max snow
4%
Mean runoff
574mm/an
Mean elev. (basins)
12m
Watersheds crossing here
- Bassin de Cohansey Riversub-area1 292 km²overlap388.54 km²34%
- Bassin de Appoquinimink Riversub-area956,2 km²overlap241.22 km²21%
- Bassin de Machipongo Riversub-area4 036,2 km²overlap186.01 km²16%
- Bassin de Tuckahoe Riversub-area954,6 km²overlap185.67 km²16%
- Bassin de Maurice Riversub-area969,9 km²overlap113.99 km²10%
Lakes (33, top by area)
- Lake #12365area3,5 km²avg depth1.1 m
- Lake #12420area3 km²avg depth0.9 m
- Shearness Poolarea2,2 km²avg depth1.7 m
- Lake #12266area1,4 km²avg depth1.6 m
- Lake #12397area1,2 km²avg depth1.2 m
- Lake #12315area1,2 km²avg depth1.8 m
- Lake #12331area1,1 km²avg depth2.0 m
- Bennett Pondarea1 km²avg depth0.8 m
- Lake #12286area1 km²avg depth1.2 m
24 more lakes
- Lac 1057387area0,8 km²avg depth1.3 m
- Lac 1057477area0,6 km²avg depth2.2 m
- Lac 1056805area0,5 km²avg depth3.6 m
- Lac 1056892area0,5 km²avg depth2.6 m
- Lac 1056782area0,5 km²avg depth3.5 m
- Lac 1056597area0,5 km²avg depth1.3 m
- Lac 1056858area0,5 km²avg depth2.8 m
- Lac 1056857area0,4 km²avg depth2.9 m
- Lac 1056785area0,3 km²avg depth2.8 m
- Lac 1056768area0,3 km²avg depth3.4 m
- Lac 1056537area0,3 km²avg depth2.2 m
- Lac 1056814area0,3 km²avg depth1.7 m
- Lac 1056817area0,3 km²avg depth3.1 m
- Lac 1056902area0,2 km²avg depth1.4 m
- Lac 1057261area0,2 km²avg depth0.5 m
- Lac 1056880area0,2 km²avg depth2.1 m
- Lac 1056825area0,2 km²avg depth2.5 m
- Lac 1056930area0,2 km²avg depth2.9 m
- Lac 1057339area0,2 km²avg depth0.5 m
- Lac 1057417area0,2 km²avg depth1.9 m
- Lac 1056898area0,2 km²avg depth1.9 m
- Lac 1057239area0,2 km²avg depth1.1 m
- Lac 1057258area0,2 km²avg depth1.2 m
- Lac 1056876area0,1 km²avg depth1.9 m
Rivers / streams (34, ord ≥ 4)
- Maurice Riverord 4len here25.58 km34%total75 km
- Broadkill Riverord 2len here20.69 km61%total34 km
- Cohansey Riverord 3len here13.38 km21%total62 km
- Leipsic Riverord 2len here11.33 km86%total13 km
- Salem Riverord 3len here10.13 km26%total40 km
- West Creekord 2len here9.09 km91%total10 km
- Alloway Creekord 2len here8.45 km27%total31 km
- Broadkill Riverord 1len here8.41 km90%total9 km
- Blackbird Creekord 2len here7.74 km36%total21 km
- Muskee Creekord 1len here7.27 km69%total10 km
- Manumuskin Riverord 1len here7.22 km35%total21 km
- Cedar Creekord 1len here6.87 km64%total11 km
22 more river segmentssorted by Strahler order + length
- Little Riverord 2len here6.33 km55%total11 km
- Appoquinimink Riverord 3len here6.19 km28%total22 km
- Pages Runord 1len here5.60 km70%total8 km
- Mad Horse Creekord 2len here5.47 km100%total5 km
- Smyrna Riverord 2len here4.97 km27%total19 km
- Fortescue Creekord 1len here4.68 km100%total5 km
- Oranoaken Creekord 2len here4.59 km74%total6 km
- Mispillion Riverord 2len here4.04 km24%total17 km
- Slaughter Neck Ditchord 2len here3.93 km49%total8 km
- Chesapeake and Delaware Canalord 2len here3.52 km18%total19 km
- Stow Creekord 2len here3.16 km21%total15 km
- Slaughter Neck Ditchord 1len here2.82 km84%total3 km
- Muddy Branchord 1len here2.23 km51%total4 km
- Old Mill Creekord 3len here2.13 km94%total2 km
- Gravelly Runord 1len here2.13 km38%total6 km
- Slaughter Neck Ditchord 1len here1.86 km90%total2 km
- Raccoon Ditchord 1len here1.74 km31%total6 km
- Dickenson Creekord 1len here0.88 km100%total1 km
- Mannington Creekord 2len here0.86 km18%total5 km
- Lewes and Rehoboth Canalord 1len here0.85 km18%total5 km
- Old Slaughter Creekord 1len here0.37 km42%total1 km
- Drawyer Creekord 2len here≈ tangenttotal4 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
- 38.82086, -75.27424
- 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.