Delaware

Map

Illustrated Checklist

Updated ~17 hours ago

349 Species Observed

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Species w/ Audio

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Species Needing Audio

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Hybrids (10)

Swan Goose x Canada Goose (hybrid) Anser cygnoides x Branta canadensis

Last observed by Shane Murphy on 17 Dec 2022
Graylag x Canada Goose (hybrid) Anser anser x Branta canadensis

Last observed by Deborah Hansen on 1 Jan 2024
Domestic goose sp. x Canada Goose (hybrid) Anser sp. (Domestic type) x Branta canadensis

Last observed by Edward Dolan on 26 Jan 2024
Snow x Canada Goose (hybrid) Anser caerulescens x Branta canadensis

Last observed by Brian Quindlen on 25 Jan 2024
Gadwall x Mallard (hybrid) Mareca strepera x Anas platyrhynchos

Last observed by John Daniel on 28 Apr 2021
Mallard x American Black Duck (hybrid) Anas platyrhynchos x rubripes

Last observed by Kristy Eleftheriou on 2 Feb 2024
Carolina x Black-capped Chickadee (hybrid) Poecile carolinensis x atricapillus

Last observed by james jackson on 14 Mar 2017
Golden-winged x Blue-winged Warbler (hybrid) Vermivora chrysoptera x cyanoptera

Last observed by John Mercer on 7 Sep 2012
Brewster's Warbler (hybrid) Vermivora chrysoptera x cyanoptera (F1 hybrid)

Last observed by Samuel Neat on 13 May 2020
Lawrence's Warbler (hybrid) Vermivora chrysoptera x cyanoptera (F2 backcross)

Last observed by Jeffrey Gordon on 27 Aug 2020

Additional Taxa (97)

Snow/Ross's Goose Anser caerulescens/rossii

Last observed by Ethan K on 18 Dec 2022
Taiga/Tundra Bean-Goose Anser fabalis/serrirostris

Last observed by Dennis Miranda on 20 Dec 2020
Domestic goose sp. (Domestic type) Anser sp. (Domestic type)

Last observed by Debbie Beer on 19 Feb 2024
Cackling/Canada Goose Branta hutchinsii/canadensis

Last observed by Ethan K on 19 Jan 2024
Branta sp. Branta sp.

Last observed by Rob Fergus on 5 Mar 2023
swan sp. Cygnus sp.

Last observed by Debbie Beer on 1 Mar 2024
goose sp. Anatidae (goose sp.)

Last observed by John Zygmunt on 4 Jun 2023
Mallard/American Black Duck Anas platyrhynchos/rubripes

Last observed by John Zygmunt on 23 Jan 2024
teal sp. Anatidae sp. (teal sp.)

Last observed by Edward Dolan on 17 Sep 2023
dabbling duck sp. Anatidae sp. (dabbling duck sp.)

Last observed by John Zygmunt on 3 Apr 2024
Greater/Lesser Scaup Aythya marila/affinis

Last observed by John Zygmunt on 15 Apr 2024
Aythya sp. Aythya sp.

Last observed by Ethan K on 27 Jan 2024
scoter sp. Melanitta sp.

Last observed by Debbie Beer on 12 Nov 2020
Common/Barrow's Goldeneye Bucephala clangula/islandica

Last observed by John Drake on 11 Jan 2023
Common/Red-breasted Merganser Mergus merganser/serrator

Last observed by Kristen Johnson on 19 Apr 2020
merganser sp. Mergellus/Lophodytes/Mergus sp.

Last observed by R. Dale Twining (1921-2014) Birding Records Project Data on 27 Mar 1964
duck sp. Anatidae (duck sp.)

Last observed by John Drake on 17 Mar 2024
waterfowl sp. Anatidae sp.

Last observed by Ethan K NFC Station on 2 May 2024
grebe sp. Podicipedidae sp.

Last observed by John Zygmunt on 7 May 2024
pigeon/dove sp. Columbidae sp.

Last observed by Rob Fergus on 8 Aug 2021
Yellow-billed/Black-billed Cuckoo Coccyzus americanus/erythropthalmus

Last observed by Sheryl Johnson on 26 Jun 2023
cuckoo sp. (Cuculidae sp.) Cuculidae sp.

Last observed by David Eberly on 22 May 2016
hummingbird sp. Trochilidae sp.

Last observed by Anonymous eBirder on 3 Jun 2023
King/Clapper Rail Rallus elegans/crepitans

Last observed by Rob Fergus NFC Station on 29 May 2020
Black-bellied Plover/golden-plover sp. Pluvialis sp.

Last observed by Rob Fergus on 25 Sep 2023
small plover sp. Charadrius/Anarhynchus sp.

Last observed by John Zygmunt on 29 May 2023
Red/Red-necked Phalarope Phalaropus fulicarius/lobatus

Last observed by John Zygmunt on 25 Sep 2023
phalarope sp. Phalaropus sp.

Last observed by Bert Harris on 30 Oct 2012
Lesser/Greater Yellowlegs Tringa flavipes/melanoleuca

Last observed by John Golden on 16 Mar 2024
Tringa sp. Tringa sp.

Last observed by Nick Pulcinella on 8 Nov 1997
peep sp. Calidris sp. (peep sp.)

Last observed by Bob Suter on 12 May 2024
shorebird sp. Charadriiformes sp.

Last observed by Ethan K on 8 May 2024
Larus sp. Larus sp.

Last observed by Allison Starr on 25 Feb 2024
gull sp. Larinae sp.

Last observed by Ethan K on 8 May 2024
Forster's/Common Tern Sterna forsteri/hirundo

Last observed by Eric Zawatski on 4 Sep 2023
Common/Arctic Tern Sterna hirundo/paradisaea

Last observed by Jason Horn on 2 Sep 2006
Sterna sp. Sterna sp.

Last observed by Ross Gallardy on 23 Sep 2021
tern sp. Sterninae sp.

Last observed by Ted Wolff on 12 Nov 2023
gull/tern sp. Laridae sp.

Last observed by Ethan K NFC Station on 2 May 2024
loon sp. Gavia sp.

Last observed by Christopher Hinkle on 29 Apr 2023
Great/Double-crested Cormorant Phalacrocorax carbo/Nannopterum auritum

Last observed by John Drake on 19 Apr 2023
cormorant sp. Phalacrocoracidae sp.

Last observed by Ethan K on 19 Feb 2024
heron sp. Ardeidae sp.

Last observed by Ethan K NFC Station on 2 May 2024
white egret sp. Egretta/Bubulcus/Ardea sp.

Last observed by John Drake on 11 Apr 2023
Glossy/White-faced Ibis Plegadis falcinellus/chihi

Last observed by PORC Data on 18 Apr 1998
new world vulture sp. Cathartidae sp.

Last observed by Anonymous eBirder on 24 Mar 2024
Sharp-shinned/Cooper's Hawk Accipiter striatus/cooperii

Last observed by Neha Nataraj on 6 Apr 2024
Accipiter sp. Accipiter sp.

Last observed by Ethan K on 20 Dec 2023
Buteo sp. Buteo sp.

Last observed by Brian Byrnes on 14 May 2024
hawk sp. Accipitridae sp. (hawk sp.)

Last observed by Anonymous eBirder on 11 May 2024
eagle sp. Accipitridae sp. (eagle sp.)

Last observed by Ethan K on 15 Nov 2023
owl sp. Strigiformes sp.

Last observed by Al Guarente on 14 May 2024
Downy/Hairy Woodpecker Dryobates pubescens/villosus

Last observed by Anonymous eBirder on 12 May 2024
woodpecker sp. Picidae sp.

Last observed by Anonymous eBirder on 25 Apr 2024
small falcon sp. Falco sp. (small falcon sp.)

Last observed by Kristy Eleftheriou on 15 Apr 2024
falcon sp. Falco sp.

Last observed by John Drake on 26 Jan 2024
diurnal raptor sp. Accipitriformes/Falconiformes sp.

Last observed by Ethan K on 15 Nov 2023
pewee sp. (Contopus sp.) Contopus sp.

Last observed by Ethan K on 12 Sep 2023
Alder/Willow Flycatcher (Traill's Flycatcher) Empidonax alnorum/traillii

Last observed by Bob Suter on 15 May 2024
Empidonax sp. Empidonax sp.

Last observed by Paul Mulholland on 2 May 2024
new world flycatcher sp. Tyrannidae sp.

Last observed by Ethan K on 15 Sep 2023
Philadelphia/Warbling Vireo Vireo philadelphicus/gilvus

Last observed by Ethan K on 23 Sep 2023
vireo sp. (Red-eyed Vireo complex) Vireo sp. (Red-eyed Vireo complex)

Last observed by Ethan K on 4 Oct 2022
vireo sp. Vireo sp.

Last observed by Ethan K on 1 Sep 2023
American/Fish Crow Corvus brachyrhynchos/ossifragus

Last observed by Sheryl Johnson on 3 May 2024
crow sp. Corvus sp. (crow sp.)

Last observed by Hannah Deputy on 11 May 2024
crow/raven sp. Corvus sp.

Last observed by Jamie Zigarelli on 6 May 2024
Carolina/Black-capped Chickadee Poecile carolinensis/atricapillus

Last observed by Ezekiel Smith on 8 Apr 2024
chickadee sp. Poecile sp.

Last observed by Amy Davis on 17 Dec 2011
swallow sp. Hirundinidae sp.

Last observed by Neha Nataraj on 5 May 2024
Ruby-crowned/Golden-crowned Kinglet Corthylio calendula/Regulus satrapa

Last observed by Tom Bush on 24 Jan 2021
nuthatch sp. Sitta sp.

Last observed by Ethan K on 11 Jan 2024
wren sp. Troglodytidae sp.

Last observed by John Drake on 26 Dec 2022
mimid sp. Mimidae sp.

Last observed by Ethan K on 12 Mar 2023
Gray-cheeked/Bicknell's Thrush Catharus minimus/bicknelli

Last observed by Rob Fergus on 19 May 2017
Catharus sp. Catharus sp.

Last observed by Richard Horwitz on 13 May 2024
thrush sp. Turdidae sp.

Last observed by Ethan K NFC Station on 12 Sep 2023
Bohemian/Cedar Waxwing Bombycilla garrulus/cedrorum

Last observed by Ethan K on 20 Nov 2023
House/Purple Finch Haemorhous mexicanus/purpureus

Last observed by Ethan K on 1 Nov 2023
finch sp. Fringillidae sp.

Last observed by MB Dostillio on 17 Feb 2024
Spizella sp. Spizella sp.

Last observed by Ethan K on 6 Oct 2023
Spizella sp./American Tree Sparrow Spizella/Spizelloides sp.

Last observed by Anonymous eBirder on 4 Apr 2024
Lincoln's/Swamp Sparrow Melospiza lincolnii/georgiana

Last observed by Ethan K NFC Station on 17 Apr 2024
new world sparrow sp. Passerellidae sp.

Last observed by Ethan K NFC Station on 2 May 2024
blackbird sp. Icteridae sp.

Last observed by Ethan K on 9 Apr 2024
Louisiana/Northern Waterthrush Parkesia motacilla/noveboracensis

Last observed by Madison Burch on 2 May 2024
Golden-winged/Blue-winged Warbler Vermivora chrysoptera/cyanoptera

Last observed by Nathaniel Sharp on 12 Jul 2019
Leiothlypis sp. Leiothlypis sp.

Last observed by Ethan K on 26 Oct 2022
Bay-breasted/Blackpoll Warbler Setophaga castanea/striata

Last observed by Brian Byrnes on 25 Sep 2022
Setophaga sp. Setophaga sp.

Last observed by Zelia M on 16 Apr 2023
new world warbler sp. Parulidae sp.

Last observed by Ethan K on 14 May 2024
sparrow/warbler sp. (trilling song) Passerellidae/Parulidae sp. (trilling song)

Last observed by Ethan K on 12 May 2024
tanager sp. (Piranga sp.) Piranga sp.

Last observed by Ethan K on 9 Jun 2023
Lazuli/Indigo Bunting Passerina amoena/cyanea

Last observed by Rob Fergus on 9 Nov 2018
Passerina sp. Passerina sp.

Last observed by Ethan K on 15 May 2023
passerine sp. Passeriformes sp.

Last observed by Ethan K on 13 May 2024
bird sp. Aves sp.

Last observed by Julie Miller on 8 May 2024

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Illustrated Checklist

Native and Naturalized (348)

Exotic: Provisional (1)

Exotic: Escapee (10)

Hybrids (10)

Additional Taxa (97)