Menu

Change Region

Change Region

Mercer

Map

Explore...

Bird List

Updated ~2 days ago
300 All Years 215 This Year 2024 116 This Month Jun 2024
Last Observed First Observed High Count

Custom Time Period

Change Time Period

Sort by

  1. Species Name
    Count
    Date
    Observer
    Location

Native and Naturalized (116)

  1. Mourning Dove Zenaida macroura
    # Count: 3
    Date:
    Observer: Old Sam Peabody
    Location: Home
  2. Great Horned Owl Bubo virginianus
    # Count: 1
    Date:
    Observer: Old Sam Peabody
    Location: Home
  3. Red-bellied Woodpecker Melanerpes carolinus
    # Count: 1
    Date:
    Observer: Old Sam Peabody
    Location: Home
  4. Downy Woodpecker Dryobates pubescens
    # Count: 1
    Date:
    Observer: Old Sam Peabody
    Location: Home
  5. Eastern Wood-Pewee Contopus virens
    # Count: 1
    Date:
    Observer: Old Sam Peabody
    Location: Home
  6. Eastern Phoebe Sayornis phoebe
    # Count: 1
    Date:
    Observer: Old Sam Peabody
    Location: Home
  7. Blue Jay Cyanocitta cristata
    # Count: 1
    Date:
    Observer: Old Sam Peabody
    Location: Home
  8. American Crow Corvus brachyrhynchos
    # Count: 1
    Date:
    Observer: Old Sam Peabody
    Location: Home
  9. Fish Crow Corvus ossifragus
    # Count: 1
    Date:
    Observer: Old Sam Peabody
    Location: Home
  10. Tufted Titmouse Baeolophus bicolor
    # Count: 1
    Date:
    Observer: Old Sam Peabody
    Location: Home
  11. Blue-gray Gnatcatcher Polioptila caerulea
    # Count: 1
    Date:
    Observer: Old Sam Peabody
    Location: Home
  12. House Wren Troglodytes aedon
    # Count: 1
    Date:
    Observer: Old Sam Peabody
    Location: Home
  13. Carolina Wren Thryothorus ludovicianus
    # Count: 1
    Date:
    Observer: Old Sam Peabody
    Location: Home
  14. Gray Catbird Dumetella carolinensis
    # Count: 1
    Date:
    Observer: Old Sam Peabody
    Location: Home
  15. Eastern Bluebird Sialia sialis
    # Count: 1
    Date:
    Observer: Old Sam Peabody
    Location: Home
  16. Wood Thrush Hylocichla mustelina
    # Count: 1
    Date:
    Observer: Old Sam Peabody
    Location: Home
  17. American Robin Turdus migratorius
    # Count: 1
    Date:
    Observer: Old Sam Peabody
    Location: Home
  18. Chipping Sparrow Spizella passerina
    # Count: 1
    Date:
    Observer: Old Sam Peabody
    Location: Home
  19. Song Sparrow Melospiza melodia
    # Count: 1
    Date:
    Observer: Old Sam Peabody
    Location: Home
  20. Eastern Towhee Pipilo erythrophthalmus
    # Count: 1
    Date:
    Observer: Old Sam Peabody
    Location: Home
  21. Ovenbird Seiurus aurocapilla
    # Count: 1
    Date:
    Observer: Old Sam Peabody
    Location: Home
  22. Northern Cardinal Cardinalis cardinalis
    # Count: 1
    Date:
    Observer: Old Sam Peabody
    Location: Home
  23. Canada Goose Branta canadensis
    # Count: X
    Date:
    Observer: Mike Grubb
    Location: Baldpate Mountain--Ted Stiles Preserve
  24. Yellow-billed Cuckoo Coccyzus americanus
    # Count: 1
    Date:
    Observer: Mike Grubb
    Location: Baldpate Mountain--Ted Stiles Preserve
  25. Chimney Swift Chaetura pelagica
    # Count: X
    Date:
    Observer: Mike Grubb
    Location: Baldpate Mountain--Ted Stiles Preserve
  26. Ruby-throated Hummingbird Archilochus colubris
    # Count: 1
    Date:
    Observer: Mike Grubb
    Location: Baldpate Mountain--Ted Stiles Preserve
  27. Black Vulture Coragyps atratus
    # Count: X
    Date:
    Observer: Mike Grubb
    Location: Baldpate Mountain--Ted Stiles Preserve
  28. Turkey Vulture Cathartes aura
    # Count: X
    Date:
    Observer: Mike Grubb
    Location: Baldpate Mountain--Ted Stiles Preserve
  29. Red-tailed Hawk Buteo jamaicensis
    # Count: 2
    Date:
    Observer: Mike Grubb
    Location: Baldpate Mountain--Ted Stiles Preserve
  30. Hairy Woodpecker Dryobates villosus
    # Count: 2
    Date:
    Observer: Mike Grubb
    Location: Baldpate Mountain--Ted Stiles Preserve
  31. Pileated Woodpecker Dryocopus pileatus
    # Count: 2
    Date:
    Observer: Mike Grubb
    Location: Baldpate Mountain--Ted Stiles Preserve
  32. Northern Flicker Colaptes auratus
    # Count: X
    Date:
    Observer: Mike Grubb
    Location: Baldpate Mountain--Ted Stiles Preserve
  33. Willow Flycatcher Empidonax traillii
    # Count: 2
    Date:
    Observer: Mike Grubb
    Location: Baldpate Mountain--Ted Stiles Preserve
  34. Great Crested Flycatcher Myiarchus crinitus
    # Count: 2
    Date:
    Observer: Mike Grubb
    Location: Baldpate Mountain--Ted Stiles Preserve
  35. Eastern Kingbird Tyrannus tyrannus
    # Count: 2
    Date:
    Observer: Mike Grubb
    Location: Baldpate Mountain--Ted Stiles Preserve
  36. White-eyed Vireo Vireo griseus
    # Count: 1
    Date:
    Observer: Mike Grubb
    Location: Baldpate Mountain--Ted Stiles Preserve
  37. Yellow-throated Vireo Vireo flavifrons
    # Count: 2
    Date:
    Observer: Mike Grubb
    Location: Baldpate Mountain--Ted Stiles Preserve
  38. Red-eyed Vireo Vireo olivaceus
    # Count: X
    Date:
    Observer: Mike Grubb
    Location: Baldpate Mountain--Ted Stiles Preserve
  39. Common Raven Corvus corax
    # Count: 1
    Date:
    Observer: Mike Grubb
    Location: Baldpate Mountain--Ted Stiles Preserve
  40. Carolina Chickadee Poecile carolinensis
    # Count: 2
    Date:
    Observer: Mike Grubb
    Location: Baldpate Mountain--Ted Stiles Preserve
  41. Northern Rough-winged Swallow Stelgidopteryx serripennis
    # Count: 4
    Date:
    Observer: Mike Grubb
    Location: Baldpate Mountain--Ted Stiles Preserve
  42. Barn Swallow Hirundo rustica
    # Count: 1
    Date:
    Observer: Mike Grubb
    Location: Baldpate Mountain--Ted Stiles Preserve
  43. White-breasted Nuthatch Sitta carolinensis
    # Count: 4
    Date:
    Observer: Mike Grubb
    Location: Baldpate Mountain--Ted Stiles Preserve
  44. Veery Catharus fuscescens
    # Count: X
    Date:
    Observer: Mike Grubb
    Location: Baldpate Mountain--Ted Stiles Preserve
  45. Cedar Waxwing Bombycilla cedrorum
    # Count: X
    Date:
    Observer: Mike Grubb
    Location: Baldpate Mountain--Ted Stiles Preserve
  46. House Finch Haemorhous mexicanus
    # Count: 3
    Date:
    Observer: Mike Grubb
    Location: Baldpate Mountain--Ted Stiles Preserve
  47. American Goldfinch Spinus tristis
    # Count: 15
    Date:
    Observer: Mike Grubb
    Location: Baldpate Mountain--Ted Stiles Preserve
  48. Field Sparrow Spizella pusilla
    # Count: 2
    Date:
    Observer: Mike Grubb
    Location: Baldpate Mountain--Ted Stiles Preserve
  49. Orchard Oriole Icterus spurius
    # Count: 1
    Date:
    Observer: Mike Grubb
    Location: Baldpate Mountain--Ted Stiles Preserve
  50. Baltimore Oriole Icterus galbula
    # Count: 6
    Date:
    Observer: Mike Grubb
    Location: Baldpate Mountain--Ted Stiles Preserve
  51. Red-winged Blackbird Agelaius phoeniceus
    # Count: 4
    Date:
    Observer: Mike Grubb
    Location: Baldpate Mountain--Ted Stiles Preserve
  52. Brown-headed Cowbird Molothrus ater
    # Count: X
    Date:
    Observer: Mike Grubb
    Location: Baldpate Mountain--Ted Stiles Preserve
  53. Common Grackle Quiscalus quiscula
    # Count: 1
    Date:
    Observer: Mike Grubb
    Location: Baldpate Mountain--Ted Stiles Preserve
  54. Worm-eating Warbler Helmitheros vermivorum
    # Count: 4
    Date:
    Observer: Mike Grubb
    Location: Baldpate Mountain--Ted Stiles Preserve
  55. Blue-winged Warbler Vermivora cyanoptera
    # Count: 4
    Date:
    Observer: Mike Grubb
    Location: Baldpate Mountain--Ted Stiles Preserve
  56. Black-and-white Warbler Mniotilta varia
    # Count: 5
    Date:
    Observer: Mike Grubb
    Location: Baldpate Mountain--Ted Stiles Preserve
  57. Common Yellowthroat Geothlypis trichas
    # Count: 15
    Date:
    Observer: Mike Grubb
    Location: Baldpate Mountain--Ted Stiles Preserve
  58. Hooded Warbler Setophaga citrina
    # Count: 6
    Date:
    Observer: Mike Grubb
    Location: Baldpate Mountain--Ted Stiles Preserve
  59. American Redstart Setophaga ruticilla
    # Count: 15
    Date:
    Observer: Mike Grubb
    Location: Baldpate Mountain--Ted Stiles Preserve
  60. Magnolia Warbler Setophaga magnolia
    # Count: 1
    Date:
    Observer: Mike Grubb
    Location: Baldpate Mountain--Ted Stiles Preserve
  61. Bay-breasted Warbler Setophaga castanea
    # Count: 1
    Date:
    Observer: Mike Grubb
    Location: Baldpate Mountain--Ted Stiles Preserve
  62. Yellow Warbler Setophaga petechia
    # Count: 2
    Date:
    Observer: Mike Grubb
    Location: Baldpate Mountain--Ted Stiles Preserve
  63. Chestnut-sided Warbler Setophaga pensylvanica
    # Count: 4
    Date:
    Observer: Mike Grubb
    Location: Baldpate Mountain--Ted Stiles Preserve
  64. Prairie Warbler Setophaga discolor
    # Count: 1
    Date:
    Observer: Mike Grubb
    Location: Baldpate Mountain--Ted Stiles Preserve
  65. Black-throated Green Warbler Setophaga virens
    # Count: 1
    Date:
    Observer: Mike Grubb
    Location: Baldpate Mountain--Ted Stiles Preserve
  66. Scarlet Tanager Piranga olivacea
    # Count: 5
    Date:
    Observer: Mike Grubb
    Location: Baldpate Mountain--Ted Stiles Preserve
  67. Rose-breasted Grosbeak Pheucticus ludovicianus
    # Count: 3
    Date:
    Observer: Mike Grubb
    Location: Baldpate Mountain--Ted Stiles Preserve
  68. Indigo Bunting Passerina cyanea
    # Count: 5
    Date:
    Observer: Mike Grubb
    Location: Baldpate Mountain--Ted Stiles Preserve
  69. Great Blue Heron Ardea herodias
    # Count: 3
    Date:
    Observer: Rachel Adler
    Location: Cedar Ridge Preserve
  70. Alder Flycatcher Empidonax alnorum
    # Count: 1
    Date:
    Observer: Rachel Adler
    Location: Cedar Ridge Preserve
  71. Tree Swallow Tachycineta bicolor
    # Count: 3
    Date:
    Observer: Rachel Adler
    Location: Cedar Ridge Preserve
  72. European Starling Sturnus vulgaris
    # Count: 5
    Date:
    Observer: Bill Pitman
    Location: La maison de ma soeur
  73. Northern Mockingbird Mimus polyglottos
    # Count: 2
    Date:
    Observer: Bill Pitman
    Location: La maison de ma soeur
  74. House Sparrow Passer domesticus
    # Count: 5
    Date:
    Observer: Bill Pitman
    Location: La maison de ma soeur
  75. Eastern Meadowlark Sturnella magna
    # Count: 1
    Date:
    Observer: Scott Maughan
    Location: Pole Farm (Mercer County Park NW)
  76. American Kestrel Falco sparverius
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: Pole Farm (Mercer County Park NW)
  77. Mallard Anas platyrhynchos
    # Count: X
    Date:
    Observer: richard moran
    Location: Delaware and Raritan Canal SP--Dyson Tract Area
  78. Belted Kingfisher Megaceryle alcyon
    # Count: X
    Date:
    Observer: richard moran
    Location: Delaware and Raritan Canal SP--Dyson Tract Area
  79. Warbling Vireo Vireo gilvus
    # Count: X
    Date:
    Observer: richard moran
    Location: Delaware and Raritan Canal SP--Dyson Tract Area
  80. Black-capped Chickadee Poecile atricapillus
    # Count: X
    Date:
    Observer: richard moran
    Location: Delaware and Raritan Canal SP--Dyson Tract Area
  81. Hermit Thrush Catharus guttatus
    # Count: X
    Date:
    Observer: richard moran
    Location: Delaware and Raritan Canal SP--Dyson Tract Area
  82. Osprey Pandion haliaetus
    # Count: 1
    Date:
    Observer: Old Sam Peabody
    Location: Pole Farm (Mercer County Park NW)
  83. Red-shouldered Hawk Buteo lineatus
    # Count: 1
    Date:
    Observer: Old Sam Peabody
    Location: Pole Farm (Mercer County Park NW)
  84. Least Flycatcher Empidonax minimus
    # Count: 1
    Date:
    Observer: Old Sam Peabody
    Location: Pole Farm (Mercer County Park NW)
  85. Brown Thrasher Toxostoma rufum
    # Count: 1
    Date:
    Observer: Old Sam Peabody
    Location: Pole Farm (Mercer County Park NW)
  86. Blue Grosbeak Passerina caerulea
    # Count: 3
    Date:
    Observer: Gary Thompson
    Location: Pole Farm (Mercer County Park NW)
  87. Grasshopper Sparrow Ammodramus savannarum
    # Count: 2
    Date:
    Observer: Jack Hagan
    Location: Pole Farm (Mercer County Park NW)
  88. Dark-eyed Junco Junco hyemalis
    # Count: 1
    Date:
    Observer: Jack Hagan
    Location: Pole Farm (Mercer County Park NW)
  89. Green Heron Butorides virescens
    # Count: 1
    Date:
    Observer: Dan Liang
    Location: Delaware and Raritan Canal SP--Dyson Tract Area
  90. Cooper's Hawk Accipiter cooperii
    # Count: 1
    Date:
    Observer: Jen Metzger
    Location: Pole Farm (Mercer County Park NW)
  91. Double-crested Cormorant Nannopterum auritum
    # Count: 2
    Date:
    Observer: Khloris Minthe
    Location: Lake Carnegie (West of Millstone Aquaduct Footbridge)
  92. Purple Martin Progne subis
    # Count: 16
    Date:
    Observer: Robert Mercer
    Location: St. Michael's Farm Preserve
  93. Barred Owl Strix varia
    # Count: 1
    Date:
    Observer: Old Sam Peabody
    Location: Home
  94. Killdeer Charadrius vociferus
    # Count: 2
    Date:
    Observer: Susan Matson
    Location: Veterans Park, Trenton US-NJ 40.21076, -74.66623
  95. Spotted Sandpiper Actitis macularius
    # Count: 1
    Date:
    Observer: Susan Matson
    Location: Veterans Park, Trenton US-NJ 40.21076, -74.66623
  96. Bald Eagle Haliaeetus leucocephalus
    # Count: 1
    Date:
    Observer: Susan Matson
    Location: Veterans Park, Trenton US-NJ 40.21076, -74.66623
  97. Rock Pigeon Columba livia
    # Count: 1
    Date:
    Observer: Old Sam Peabody
    Location: Millstone River Impoundment
  98. Wild Turkey Meleagris gallopavo
    # Count: 1
    Date:
    Observer: Jessica Howland
    Location: Washington Crossing State Park—Brickyard Rd.
  99. Broad-winged Hawk Buteo platypterus
    # Count: 2
    Date:
    Observer: Jessica Howland
    Location: Washington Crossing State Park—Brickyard Rd.
  100. Acadian Flycatcher Empidonax virescens
    # Count: 1
    Date:
    Observer: Jessica Howland
    Location: Washington Crossing State Park—Brickyard Rd.
  101. Yellow-breasted Chat Icteria virens
    # Count: 1
    Date:
    Observer: Erin Prebil
    Location: Baldpate Mountain--Ted Stiles Preserve
  102. Mute Swan Cygnus olor
    # Count: 2
    Date:
    Observer: Laura Berlik
    Location: Pennington Loop
  103. Semipalmated Sandpiper Calidris pusilla
    # Count: 1
    Date:
    Observer: Jessica Howland
    Location: Miry Run Natural Area
  104. Eastern Screech-Owl Megascops asio
    # Count: 1
    Date:
    Observer: Old Sam Peabody
    Location: Home
  105. Virginia Rail Rallus limicola
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: Princeton Institute Woods & Charles Rogers Wildlife Refuge
  106. Pine Warbler Setophaga pinus
    # Count: 2
    Date:
    Observer: Joe Melton
    Location: Princeton Institute Woods & Charles Rogers Wildlife Refuge
  107. Prothonotary Warbler Protonotaria citrea
    # Count: 1
    Date:
    Observer: Bill Pitman
    Location: Hamilton Veterans Park
  108. Northern Parula Setophaga americana
    # Count: X
    Date:
    Observer: Kathleen Moran
    Location: Princeton Institute Woods & Charles Rogers Wildlife Refuge
  109. Wood Duck Aix sponsa
    # Count: 1
    Date:
    Observer: Alex Wiebe
    Location: Ewing
  110. Louisiana Waterthrush Parkesia motacilla
    # Count: 3
    Date:
    Observer: Mike Grubb
    Location: Fiddler's Creek/Hollystone Preserve
  111. Swamp Sparrow Melospiza georgiana
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: Princeton Institute Woods & Charles Rogers Wildlife Refuge
  112. Savannah Sparrow Passerculus sandwichensis
    # Count: 1
    Date:
    Observer: Susan Matson
    Location: 41–83 Willow Creek Dr, Pennington US-NJ 40.34651, -74.78563
  113. Bobolink Dolichonyx oryzivorus
    # Count: 1
    Date:
    Observer: Susan Matson
    Location: 41–83 Willow Creek Dr, Pennington US-NJ 40.34651, -74.78563
  114. Common Nighthawk Chordeiles minor
    # Count: 1
    Date:
    Observer: Susan Matson
    Location: Fiddler's Creek/Hollystone Preserve
  115. Black-billed Cuckoo Coccyzus erythropthalmus
    # Count: 1
    Date:
    Observer: Mike Lee
    Location: Van Nest Wildlife Refuge
  116. Herring Gull Larus argentatus
    # Count: 5
    Date:
    Observer: Bill Pitman
    Location: La maison de ma soeur

Hybrids (1)

  1. Carolina x Black-capped Chickadee (hybrid) Poecile carolinensis x atricapillus
    # Count: 1
    Date:
    Observer: WCAS Audubon
    Location: Hillside Farm Preserve

Additional Taxa (9)

  1. Carolina/Black-capped Chickadee Poecile carolinensis/atricapillus
    # Count: 1
    Date:
    Observer: Khloris Minthe
    Location: Lake Carnegie (West of Millstone Aquaduct Footbridge)
  2. goose sp. Anatidae (goose sp.)
    # Count: 6
    Date:
    Observer: Nancy Burns
    Location: Hamilton Veterans Park
  3. Alder/Willow Flycatcher (Traill's Flycatcher) Empidonax alnorum/traillii
    # Count: 1
    Date:
    Observer: Laura Berlik
    Location: Pennington Loop
  4. bird sp. Aves sp.
    # Count: 1
    Date:
    Observer: Winifred Spar
    Location: Princeton Institute Woods & Charles Rogers Wildlife Refuge
  5. passerine sp. Passeriformes sp.
    # Count: 1
    Date:
    Observer: Diego Segura
    Location: Princeton University--POO1 (New South/Effron Music Building)
  6. American/Fish Crow Corvus brachyrhynchos/ossifragus
    # Count: 2
    Date:
    Observer: Diego Segura
    Location: Princeton University--POO3 (New College West/Yeh College)
  7. Sharp-shinned/Cooper's Hawk Accipiter striatus/cooperii
    # Count: 1
    Date:
    Observer: Jamie Capelli
    Location: Stony Brook-Millstone Watershed Preserve
  8. crow sp. Corvus sp. (crow sp.)
    # Count: 1
    Date:
    Observer: Mark Witmer
    Location: Pennington
  9. gull sp. Larinae sp.
    # Count: 1
    Date:
    Observer: Jonathan Bain
    Location: Mercer Corporate Park, Robbinsville