Delaware Bay Estuary
IUCN Not ReportedWetland of International Importance (Ramsar Site) · 1992
1 146 km²
County · USA
New Castle
United States
CfaTemperate, no dry season, hot summer(100 %)
Species observed
8 407
Observations
2 145 421
Area
1 287km²
Ecological tissue
Sample of 31 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).
RègnesAnimalPlanteChampignonBacterie
RelationsPredationParasitismeSymbiosePollinisation
StatutEn dangerVulnérableProtégéeEndémique
Indicateurs du tissu écologique
Tissu écologique de New Castle : 20 espèces reliées par 75 interactions GloBI sur 3 types (connectance 15.1%, filtre Serrano α=0.2). 12 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
32
Interactions affichées
75
Connectance
0.151
Patrimoniales
0
Plus dense que (national)0 %(top 100%)
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
8 407 distinct species · 2 145 421 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
13,3°C
Annual rain
1 183mm
Warmest m°
29,4°C
Coldest m°
-2,6°C
Elevation: 24 m on average (min -13 m, max 125 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
13,3°C
Annual rain
1 183mm
Warmest month
29,4°C
Coldest month
-2,6°C
Mean alt.
24m
Min
-13m
Max
125m
Std. dev.
30m
Köppen-Geiger (dominant)
CfaTemperate, no dry season, hot summer(100 %)Temperate
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
5,4
Org. C
48,1g/kg
Clay
20,3%
Sand
30,3%
Silt
49,4%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: suGLiM
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
5,3
Org. C
105,8g/kg
Clay
19,4%
Sand
30,6%
Silt
50,1%
5–15 cm
pH H₂O
5,4
Org. C
24,7g/kg
Clay
20,0%
Sand
30,4%
Silt
49,5%
15–30 cm
pH H₂O
5,4
Org. C
13,9g/kg
Clay
21,5%
Sand
29,9%
Silt
48,6%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest36.0%
Crops15.6%
Built-up4.0%
Bare soil0.9%
Other (grassland, water…)43.5%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology5 basins · 10 lakes · 37 rivers
Hydrology metrics for this exact territory
Stream length here
286,8km
Lake surface here
5,68km²
Basins crossed
5
Max stream order
6
Max drainage
28 584km²
Discharge in basins
108,6m³/s
Mean precip.
1 096mm/an
Mean T°
12,1°C
Moisture idx
0,03
Max snow
5%
Mean runoff
594mm/an
Mean elev. (basins)
46m
Watersheds crossing here
- Bassin de Appoquinimink Riversub-area956,2 km²overlap534.48 km²42%
- Bassin de Delaware Riversub-area2 589,7 km²overlap498.47 km²39%
- Bassin de Big Elk Creeksub-area1 577,6 km²overlap107.17 km²8%
- Bassin de Chester Riversub-area789,3 km²overlap24.19 km²2%
- Bassin de Cohansey Riversub-area1 292 km²overlap7.16 km²1%
Lakes (10, top by area)
- Lake #12266area1,4 km²avg depth1.6 m
- Lac 1056374area0,9 km²avg depth3.9 m
- Lac 1056546area0,7 km²avg depth2.8 m
- Lac 1056726area0,6 km²avg depth3.4 m
- Lac 1056275area0,5 km²avg depth4.9 m
- Lac 1056622area0,4 km²avg depth3.7 m
- Lac 1056675area0,4 km²avg depth2.2 m
- Lac 1056664area0,3 km²avg depth3.1 m
- Lac 1056543area0,3 km²avg depth2.1 m
1 more lakes
Rivers / streams (37, ord ≥ 4)
- Christina Riverord 6len here35.67 km93%total38 km
- Brandywine Creekord 4len here26.16 km58%total45 km
- Appoquinimink Riverord 3len here21.90 km100%total22 km
- Blackbird Creekord 2len here21.25 km100%total21 km
- Delaware Riverord 6len here19.86 km3%total585 km
- Chesapeake and Delaware Canalord 2len here19.45 km100%total19 km
- White Clay Creekord 3len here17.97 km82%total22 km
- Smyrna Riverord 2len here14.03 km75%total19 km
- Red Clay Creekord 2len here10.62 km100%total11 km
- Mill Creekord 3len here10.32 km8%total134 km
- Little Mill Creekord 3len here9.81 km100%total10 km
- Guthrie Branchord 1len here8.38 km75%total11 km
25 more river segmentssorted by Strahler order + length
- Burrows Runord 2len here6.26 km87%total7 km
- Muddy Runord 1len here5.97 km100%total6 km
- South Branch Naamans Creekord 1len here5.81 km100%total6 km
- Pike Creekord 1len here5.41 km100%total5 km
- Cypress Branchord 1len here5.25 km48%total11 km
- Providence Creekord 1len here5.15 km47%total11 km
- Dove Nest Branchord 1len here4.78 km100%total5 km
- Red Lion Creekord 1len here4.12 km100%total4 km
- Drawyer Creekord 2len here3.78 km100%total4 km
- Millraceord 2len here3.54 km72%total5 km
- Army Creekord 1len here3.14 km100%total3 km
- Hershey Runord 3len here3.06 km100%total3 km
- Belltown Runord 1len here2.99 km100%total3 km
- Great Bohemia Creekord 2len here2.16 km23%total9 km
- Sassafras Riverord 2len here2.07 km8%total27 km
- Cool Runord 1len here2.05 km100%total2 km
- Beaver Creekord 2len here1.83 km6%total32 km
- Narrow Dyke Canalord 1len here1.46 km100%total1 km
- Leatherman's Runord 1len here0.69 km101%total1 km
- Duck Creekord 2len here0.52 km89%total1 km
- Oldmans Creekord 2len here0.49 km2%total28 km
- East Branch Naamans Creekord 1len here0.48 km15%total3 km
- Mill Creekord 1len here0.32 km7%total4 km
- Long Creekord 1len here0.13 km3%total5 km
- Perch Creekord 1len here≈ tangenttotal6 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
3hab/km²
Night light
10,6nW
Built-up
401,2%
Pesticides
30,3kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas38
IUCN Not Assigned · 10IUCN V · 10IUCN III · 10IUCN IV · 4IUCN VI · 3IUCN Not Reported · 1🌊 Marine · 9
Brandywine Conservancy
IUCN Not AssignedEasement
139 km²
Woodland Beach Wildlife Area
IUCN VIMarine Protected Area · 1953
25 km²
Delaware National Estuarine Research Reserve
IUCN IVMarine Protected Area · 1993
22 km²
Cedar Swamp Wildlife Area
IUCN VIMarine Protected Area · 1981
22 km²
White Clay Creek
IUCN VState Park
18 km²
Complete list38 protected areas
- Delaware Bay EstuaryWetland of International Importance (Ramsar Site)IUCN Not Reported19921 146 km²
- Brandywine ConservancyEasementIUCN Not Assigned139 km²
- Woodland Beach Wildlife AreaMarine Protected AreaIUCN VI195325 km²
- Delaware National Estuarine Research ReserveMarine Protected AreaIUCN IV199322 km²
- Cedar Swamp Wildlife AreaMarine Protected AreaIUCN VI198122 km²
- White Clay CreekState ParkIUCN V18 km²
- Supawna MeadowsNational Wildlife RefugeIUCN IV14 km²
- Taylors BridgePrivate ConservationIUCN V13 km²
- Supawna Meadows National Wildlife RefugeMarine Protected AreaIUCN IV193412 km²
- Augustine Wildlife AreaMarine Protected AreaIUCN VI196411 km²
- EasementConservation EasementIUCN Not Assigned6 km²
- Abbotts MeadowWildlife Management AreaIUCN V6 km²
- Augustine CreekPrivate ConservationIUCN V5 km²
- Sharp FarmWildlife RefugeIUCN V2 km²
- Brandywine Conservancy Fee-owned LandsPrivate ConservationIUCN V19761 km²
- Cedar SwampWildlife AreaIUCN V1 km²
- Brandywine ConservancyEasementIUCN Not Assigned1 km²
- Flint WoodsNature PreserveIUCN III1 km²
- Brandywine ConservancyEasementIUCN Not Assigned19790 km²
- Auburn HeightsState ParkIUCN III0 km²
- Appoquinimink RiverNature PreserveIUCN V19940 km²
- Fort Mott State ParkMarine Protected AreaIUCN IV19510 km²
- FrederickEasementIUCN Not Assigned0 km²
- SellersParkIUCN III0 km²
- Bringhurst WoodsLocal ParkIUCN III0 km²
- Alapocas RunState ParkIUCN III0 km²
- UnknownParkIUCN V0 km²
- Miles CreekConservation AreaIUCN V0 km²
- Brandywine CreekState ParkIUCN III0 km²
- Valley StreamLocal Other or UnknownIUCN Not Assigned0 km²
- Darley WoodsLocal Other or UnknownIUCN Not Assigned0 km²
- Brandywine ConservancyConservation EasementIUCN Not Assigned0 km²
- MurrayEasementIUCN Not Assigned0 km²
- Port PennNatural AreaIUCN III0 km²
- EasementConservation EasementIUCN Not Assigned0 km²
- Fort MottState ParkIUCN III0 km²
- Flint WoodsNature PreserveIUCN III0 km²
- Auburn HeightsState ParkIUCN III0 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN