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Bird List

Updated ~14 hours ago
338 All Years 214 This Year 2024 115 This Month Jun 2024
Last Observed First Observed High Count

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  1. Species Name
    Count
    Date
    Observer
    Location

Native and Naturalized (214)

  1. Wood Thrush Hylocichla mustelina
    # Count: X
    Date:
    Observer: Bridget Taylor
    Location: Woodward Pond
  2. Northern Cardinal Cardinalis cardinalis
    # Count: X
    Date:
    Observer: Bridget Taylor
    Location: Woodward Pond
  3. Downy Woodpecker Dryobates pubescens
    # Count: 1
    Date:
    Observer: Joshua Johnson
    Location: i Hant en Marm
  4. Fish Crow Corvus ossifragus
    # Count: 1
    Date:
    Observer: Joshua Johnson
    Location: i Hant en Marm
  5. Carolina Chickadee Poecile carolinensis
    # Count: 2
    Date:
    Observer: Joshua Johnson
    Location: i Hant en Marm
  6. Carolina Wren Thryothorus ludovicianus
    # Count: 2
    Date:
    Observer: Joshua Johnson
    Location: i Hant en Marm
  7. American Robin Turdus migratorius
    # Count: 2
    Date:
    Observer: Joshua Johnson
    Location: i Hant en Marm
  8. Chipping Sparrow Spizella passerina
    # Count: 1
    Date:
    Observer: Joshua Johnson
    Location: i Hant en Marm
  9. Common Grackle Quiscalus quiscula
    # Count: 1
    Date:
    Observer: Joshua Johnson
    Location: i Hant en Marm
  10. Red-eyed Vireo Vireo olivaceus
    # Count: 2
    Date:
    Observer: David Payne
    Location: Watkins Regional Park
  11. Tufted Titmouse Baeolophus bicolor
    # Count: 2
    Date:
    Observer: David Payne
    Location: Watkins Regional Park
  12. Mourning Dove Zenaida macroura
    # Count: 3
    Date:
    Observer: David Payne
    Location: Watkins Regional Park - Chelsea Manor Trail
  13. Red-bellied Woodpecker Melanerpes carolinus
    # Count: 1
    Date:
    Observer: David Payne
    Location: Watkins Regional Park - Chelsea Manor Trail
  14. Eastern Kingbird Tyrannus tyrannus
    # Count: 1
    Date:
    Observer: David Payne
    Location: Watkins Regional Park - Chelsea Manor Trail
  15. White-eyed Vireo Vireo griseus
    # Count: 1
    Date:
    Observer: David Payne
    Location: Watkins Regional Park - Chelsea Manor Trail
  16. Yellow-throated Vireo Vireo flavifrons
    # Count: 2
    Date:
    Observer: David Payne
    Location: Watkins Regional Park - Chelsea Manor Trail
  17. Blue Jay Cyanocitta cristata
    # Count: 3
    Date:
    Observer: David Payne
    Location: Watkins Regional Park - Chelsea Manor Trail
  18. Tree Swallow Tachycineta bicolor
    # Count: 1
    Date:
    Observer: David Payne
    Location: Watkins Regional Park - Chelsea Manor Trail
  19. Eastern Bluebird Sialia sialis
    # Count: 3
    Date:
    Observer: David Payne
    Location: Watkins Regional Park - Chelsea Manor Trail
  20. Summer Tanager Piranga rubra
    # Count: 1
    Date:
    Observer: David Payne
    Location: Watkins Regional Park - Chelsea Manor Trail
  21. Indigo Bunting Passerina cyanea
    # Count: 6
    Date:
    Observer: David Payne
    Location: Watkins Regional Park - Chelsea Manor Trail
  22. Turkey Vulture Cathartes aura
    # Count: 2
    Date:
    Observer: David Payne
    Location: Watkins Regional Park - Chelsea Manor Trail
  23. Pileated Woodpecker Dryocopus pileatus
    # Count: 1
    Date:
    Observer: David Payne
    Location: Watkins Regional Park - Chelsea Manor Trail
  24. American Crow Corvus brachyrhynchos
    # Count: 1
    Date:
    Observer: David Payne
    Location: Watkins Regional Park - Chelsea Manor Trail
  25. American Goldfinch Spinus tristis
    # Count: 2
    Date:
    Observer: David Payne
    Location: Watkins Regional Park - Chelsea Manor Trail
  26. Mallard Anas platyrhynchos
    # Count: 1
    Date:
    Observer: Todd Smith
    Location: Piscataway Park--Boardwalk
  27. Osprey Pandion haliaetus
    # Count: 2
    Date:
    Observer: Todd Smith
    Location: Piscataway Park--Boardwalk
  28. Bald Eagle Haliaeetus leucocephalus
    # Count: 2
    Date:
    Observer: Todd Smith
    Location: Piscataway Park--Boardwalk
  29. Belted Kingfisher Megaceryle alcyon
    # Count: 1
    Date:
    Observer: Todd Smith
    Location: Piscataway Park--Boardwalk
  30. Eastern Wood-Pewee Contopus virens
    # Count: 2
    Date:
    Observer: Todd Smith
    Location: Piscataway Park--Boardwalk
  31. House Finch Haemorhous mexicanus
    # Count: 2
    Date:
    Observer: Todd Smith
    Location: Piscataway Park--Boardwalk
  32. Red-winged Blackbird Agelaius phoeniceus
    # Count: 3
    Date:
    Observer: Todd Smith
    Location: Piscataway Park--Boardwalk
  33. House Wren Troglodytes aedon
    # Count: 1
    Date:
    Observer: Andrew Durso
    Location: 2H Research Road
  34. Northern Mockingbird Mimus polyglottos
    # Count: 1
    Date:
    Observer: Andrew Durso
    Location: 2H Research Road
  35. House Sparrow Passer domesticus
    # Count: 1
    Date:
    Observer: Andrew Durso
    Location: 2H Research Road
  36. Killdeer Charadrius vociferus
    # Count: X
    Date:
    Observer: Alex Bailey
    Location: Bladensburg Waterfront Park
  37. Double-crested Cormorant Nannopterum auritum
    # Count: X
    Date:
    Observer: Alex Bailey
    Location: Bladensburg Waterfront Park
  38. Great Blue Heron Ardea herodias
    # Count: X
    Date:
    Observer: Alex Bailey
    Location: Bladensburg Waterfront Park
  39. Black Vulture Coragyps atratus
    # Count: X
    Date:
    Observer: Alex Bailey
    Location: Bladensburg Waterfront Park
  40. Northern Rough-winged Swallow Stelgidopteryx serripennis
    # Count: X
    Date:
    Observer: Alex Bailey
    Location: Bladensburg Waterfront Park
  41. Barn Swallow Hirundo rustica
    # Count: X
    Date:
    Observer: Alex Bailey
    Location: Bladensburg Waterfront Park
  42. Orchard Oriole Icterus spurius
    # Count: 1
    Date:
    Observer: Denise Ryan
    Location: Rosaryville State Park, Upper Marlboro US-MD 38.77978, -76.80684
  43. Brown-headed Cowbird Molothrus ater
    # Count: 2
    Date:
    Observer: Denise Ryan
    Location: Rosaryville State Park, Upper Marlboro US-MD 38.77978, -76.80684
  44. Common Yellowthroat Geothlypis trichas
    # Count: 2
    Date:
    Observer: Denise Ryan
    Location: Rosaryville State Park, Upper Marlboro US-MD 38.77978, -76.80684
  45. European Starling Sturnus vulgaris
    # Count: 11
    Date:
    Observer: Andrew Mergen
    Location: Mount Rainier Neighborhood Park, Mount Rainier US-MD 38.94910, -76.96369
  46. Northern Flicker Colaptes auratus
    # Count: 1
    Date:
    Observer: Mary Singer
    Location: Woodworth Park, Cheverly
  47. Great Crested Flycatcher Myiarchus crinitus
    # Count: 1
    Date:
    Observer: Mary Singer
    Location: Woodworth Park, Cheverly
  48. White-breasted Nuthatch Sitta carolinensis
    # Count: 1
    Date:
    Observer: Mary Singer
    Location: Woodworth Park, Cheverly
  49. Chimney Swift Chaetura pelagica
    # Count: 3
    Date:
    Observer: Elaine Hendricks
    Location: Greenbelt--Pinecrest Ct
  50. Gray Catbird Dumetella carolinensis
    # Count: 1
    Date:
    Observer: Elaine Hendricks
    Location: Greenbelt--Pinecrest Ct
  51. Song Sparrow Melospiza melodia
    # Count: 1
    Date:
    Observer: Elaine Hendricks
    Location: Greenbelt--Pinecrest Ct
  52. Blue-gray Gnatcatcher Polioptila caerulea
    # Count: 2
    Date:
    Observer: Denise Ryan
    Location: Rosaryville State Park, Upper Marlboro US-MD (38.7822,-76.8140)
  53. Brown Thrasher Toxostoma rufum
    # Count: 5
    Date:
    Observer: Denise Ryan
    Location: Rosaryville State Park, Upper Marlboro US-MD (38.7822,-76.8140)
  54. Cedar Waxwing Bombycilla cedrorum
    # Count: 1
    Date:
    Observer: Denise Ryan
    Location: Rosaryville State Park, Upper Marlboro US-MD (38.7822,-76.8140)
  55. Eastern Towhee Pipilo erythrophthalmus
    # Count: 2
    Date:
    Observer: Denise Ryan
    Location: Rosaryville State Park, Upper Marlboro US-MD (38.7822,-76.8140)
  56. Yellow-breasted Chat Icteria virens
    # Count: 5
    Date:
    Observer: Denise Ryan
    Location: Rosaryville State Park, Upper Marlboro US-MD (38.7822,-76.8140)
  57. Northern Parula Setophaga americana
    # Count: 2
    Date:
    Observer: Denise Ryan
    Location: Rosaryville State Park, Upper Marlboro US-MD (38.7822,-76.8140)
  58. Scarlet Tanager Piranga olivacea
    # Count: 1
    Date:
    Observer: Denise Ryan
    Location: Rosaryville State Park, Upper Marlboro US-MD (38.7822,-76.8140)
  59. Canada Goose Branta canadensis
    # Count: 30
    Date:
    Observer: Mary Singer
    Location: Kentland Community Center Park
  60. Green Heron Butorides virescens
    # Count: 1
    Date:
    Observer: Mary Singer
    Location: Kentland Community Center Park
  61. Acadian Flycatcher Empidonax virescens
    # Count: 1
    Date:
    Observer: Denise Ryan
    Location: Rosaryville State Park Entrance Upper Marlboro US-MD 38.78087, -76.80041
  62. Ovenbird Seiurus aurocapilla
    # Count: 3
    Date:
    Observer: Denise Ryan
    Location: Rosaryville State Park Entrance Upper Marlboro US-MD 38.78087, -76.80041
  63. Yellow-billed Cuckoo Coccyzus americanus
    # Count: 3
    Date:
    Observer: Ian Stewart
    Location: WB&A Trail--Horsepen Branch (PG Co.)
  64. Yellow-crowned Night Heron Nyctanassa violacea
    # Count: 1
    Date:
    Observer: Ian Stewart
    Location: WB&A Trail--Horsepen Branch (PG Co.)
  65. Hairy Woodpecker Dryobates villosus
    # Count: 1
    Date:
    Observer: Ian Stewart
    Location: WB&A Trail--Horsepen Branch (PG Co.)
  66. Worm-eating Warbler Helmitheros vermivorum
    # Count: 1
    Date:
    Observer: Ian Stewart
    Location: WB&A Trail--Horsepen Branch (PG Co.)
  67. Prothonotary Warbler Protonotaria citrea
    # Count: 1
    Date:
    Observer: Ian Stewart
    Location: WB&A Trail--Horsepen Branch (PG Co.)
  68. Kentucky Warbler Geothlypis formosa
    # Count: 1
    Date:
    Observer: Ian Stewart
    Location: WB&A Trail--Horsepen Branch (PG Co.)
  69. American Redstart Setophaga ruticilla
    # Count: 5
    Date:
    Observer: Ian Stewart
    Location: WB&A Trail--Horsepen Branch (PG Co.)
  70. Pine Warbler Setophaga pinus
    # Count: 1
    Date:
    Observer: Ian Stewart
    Location: WB&A Trail--Horsepen Branch (PG Co.)
  71. Blue Grosbeak Passerina caerulea
    # Count: 1
    Date:
    Observer: Keith Jahoda
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  72. Eastern Phoebe Sayornis phoebe
    # Count: 1
    Date:
    Observer: S Winiecki
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  73. Ruby-throated Hummingbird Archilochus colubris
    # Count: 1
    Date:
    Observer: David Payne
    Location: Prince Place
  74. Wild Turkey Meleagris gallopavo
    # Count: 1
    Date:
    Observer: Denise Ryan
    Location: Marlton Community Park
  75. Red-shouldered Hawk Buteo lineatus
    # Count: 2
    Date:
    Observer: Denise Ryan
    Location: Marlton Community Park
  76. Barred Owl Strix varia
    # Count: 1
    Date:
    Observer: Denise Ryan
    Location: Cheltenham Wetlands Park
  77. Cooper's Hawk Accipiter cooperii
    # Count: 1
    Date:
    Observer: AunnaMaria Cooke
    Location: 14600 Derrick Court, Bowie, Maryland, US (38.923, -76.753)
  78. Red-tailed Hawk Buteo jamaicensis
    # Count: 1
    Date:
    Observer: Michel Cavigelli
    Location: BARC--Farming Systems Project (sanctioned groups only)
  79. Grasshopper Sparrow Ammodramus savannarum
    # Count: 1
    Date:
    Observer: Michel Cavigelli
    Location: BARC--Farming Systems Project (sanctioned groups only)
  80. Warbling Vireo Vireo gilvus
    # Count: 1
    Date:
    Observer: Daniel McCarthy
    Location: Lake Artemesia
  81. Baltimore Oriole Icterus galbula
    # Count: 1
    Date:
    Observer: Jim P
    Location: Merkle NRMA
  82. Yellow-throated Warbler Setophaga dominica
    # Count: 3
    Date:
    Observer: Jim P
    Location: Merkle NRMA
  83. Common Raven Corvus corax
    # Count: 2
    Date:
    Observer: Homer Trecartin
    Location: Lake Artemesia
  84. Louisiana Waterthrush Parkesia motacilla
    # Count: 1
    Date:
    Observer: David Gersten
    Location: Laurel Riverfront Park
  85. Purple Martin Progne subis
    # Count: 1
    Date:
    Observer: Andrew Durso
    Location: Forested Forest Garden
  86. Black-and-white Warbler Mniotilta varia
    # Count: 1
    Date:
    Observer: Jim P
    Location: Merkle NRMA
  87. Wood Duck Aix sponsa
    # Count: 3
    Date:
    Observer: Daniel S.
    Location: BARC--airport (sanctioned groups only)
  88. Field Sparrow Spizella pusilla
    # Count: 5
    Date:
    Observer: Daniel S.
    Location: BARC--airport (sanctioned groups only)
  89. Eastern Meadowlark Sturnella magna
    # Count: 1
    Date:
    Observer: Daniel S.
    Location: BARC--airport (sanctioned groups only)
  90. Prairie Warbler Setophaga discolor
    # Count: 3
    Date:
    Observer: Daniel S.
    Location: BARC--airport (sanctioned groups only)
  91. Hooded Warbler Setophaga citrina
    # Count: 3
    Date:
    Observer: Denise Ryan
    Location: Girl Scout Lodges (private access by permission only) selected 38.61534, -76.71254
  92. Yellow Warbler Setophaga petechia
    # Count: 3
    Date:
    Observer: Jim P
    Location: Merkle NRMA
  93. Rock Pigeon Columba livia
    # Count: 3
    Date:
    Observer: Matt Zuccari
    Location: National Harbor
  94. Black-crowned Night Heron Nycticorax nycticorax
    # Count: 1
    Date:
    Observer: Daniel S.
    Location: BARC--Soil Conservation Rd. power line cut (sanctioned groups only)
  95. Hooded Merganser Lophodytes cucullatus
    # Count: 3
    Date:
    Observer: Joe Hanfman
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  96. Willow Flycatcher Empidonax traillii
    # Count: 1
    Date:
    Observer: Denise Ryan
    Location: 4404 Baltimore Ave, Bladensburg US-MD 38.94203, -76.94164
  97. Red-headed Woodpecker Melanerpes erythrocephalus
    # Count: 1
    Date:
    Observer: Marisa Rositol
    Location: National Colonial Farm
  98. Marsh Wren Cistothorus palustris
    # Count: 1
    Date:
    Observer: María Elena Montero
    Location: Patuxent River Park--Jackson Landing
  99. Great Egret Ardea alba
    # Count: 1
    Date:
    Observer: Mark McCaig
    Location: Fairhaven School (Restricted Access)
  100. Common Merganser Mergus merganser
    # Count: 1
    Date:
    Observer: Jack Adams
    Location: Bladensburg Waterfront Park
  101. Ring-billed Gull Larus delawarensis
    # Count: 1
    Date:
    Observer: Michel Cavigelli
    Location: Bladensburg Waterfront Park
  102. American Kestrel Falco sparverius
    # Count: 1
    Date:
    Observer: Keith Jahoda
    Location: Goddard Space Flight Center (restricted access)
  103. Lesser Scaup Aythya affinis
    # Count: 1
    Date:
    Observer: Ken Clark
    Location: Patuxent Greens Ponds
  104. Cliff Swallow Petrochelidon pyrrhonota
    # Count: 3
    Date:
    Observer: Marisa Rositol
    Location: Rocky Gorge Reservoir--T. Howard Duckett Dam (PG Co.)
  105. Eastern Screech-Owl Megascops asio
    # Count: 1
    Date:
    Observer: Denise Ryan
    Location: Aquasco Girl Scouts Primitive Camp (private property need permission to visit), Aquasco US-MD 38.61298, -76.71077
  106. Least Bittern Ixobrychus exilis
    # Count: 1
    Date:
    Observer: Alex Pellegrini
    Location: Patuxent River, Brandywine US-MD 38.68000, -76.69593
  107. Bank Swallow Riparia riparia
    # Count: 2
    Date:
    Observer: Alex Pellegrini
    Location: Patuxent River Park--Jackson Landing
  108. Peregrine Falcon Falco peregrinus
    # Count: 1
    Date:
    Observer: Matthew Daw
    Location: Wilson Bridge (Prince George's Co.)
  109. Blackpoll Warbler Setophaga striata
    # Count: 1
    Date:
    Observer: Denise Ryan
    Location: 5730 Lockwood Rd, Cheverly US-MD 38.93085, -76.91622
  110. Ruddy Duck Oxyura jamaicensis
    # Count: 1
    Date:
    Observer: Kent Fothergill
    Location: Anacostia Riverwalk Trail, Hyattsville, Maryland, US (38.929, -76.94)
  111. Laughing Gull Leucophaeus atricilla
    # Count: 1
    Date:
    Observer: Tracee Fugate
    Location: PG Equestrian Center
  112. Sharp-shinned Hawk Accipiter striatus
    # Count: 1
    Date:
    Observer: David Gersten
    Location: 409 Montgomery St,
  113. Trumpeter Swan Cygnus buccinator
    # Count: 2
    Date:
    Observer: Thomas Wells
    Location: Patuxent River Park--Jackson Landing
  114. Glossy Ibis Plegadis falcinellus
    # Count: 5
    Date:
    Observer: Thomas Wells
    Location: Patuxent River Park--Jackson Landing
  115. Solitary Sandpiper Tringa solitaria
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: Tantallon Marina
  116. Spotted Sandpiper Actitis macularius
    # Count: 2
    Date:
    Observer: María Elena Montero
    Location: Patuxent River Park--Jackson Landing
  117. Gadwall Mareca strepera
    # Count: 1
    Date:
    Observer: Kent Fothergill
    Location: Anacostia River Trail (PG Co.)
  118. Tennessee Warbler Leiothlypis peregrina
    # Count: 1
    Date:
    Observer: David Gersten
    Location: 409 Montgomery St,
  119. Swainson's Thrush Catharus ustulatus
    # Count: 1
    Date:
    Observer: Kent Fothergill
    Location: Azalea Trail, Greenbelt, Maryland, US (38.994, -76.894)
  120. Chestnut-sided Warbler Setophaga pensylvanica
    # Count: 1
    Date:
    Observer: Elaine Hendricks
    Location: Greenbelt Park
  121. Magnolia Warbler Setophaga magnolia
    # Count: 1
    Date:
    Observer: David Gersten
    Location: Laurel Riverfront Park
  122. Least Flycatcher Empidonax minimus
    # Count: 1
    Date:
    Observer: Brian Harris
    Location: Greenbelt Park
  123. Least Tern Sternula antillarum
    # Count: 2
    Date:
    Observer: Kent Fothergill
    Location: Bladensburg Waterfront Park
  124. Forster's Tern Sterna forsteri
    # Count: 2
    Date:
    Observer: Denise Ryan
    Location: Bladensburg Waterfront Park
  125. Purple Finch Haemorhous purpureus
    # Count: 1
    Date:
    Observer: Keith Jahoda
    Location: BARC--Research Rd.
  126. Canada Warbler Cardellina canadensis
    # Count: 1
    Date:
    Observer: Mark Wimer
    Location: 4507 Beechwood Rd, College Park US-MD 38.97367, -76.93665
  127. Broad-winged Hawk Buteo platypterus
    # Count: 1
    Date:
    Observer: Christian Ramirez
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  128. Black-throated Blue Warbler Setophaga caerulescens
    # Count: 1
    Date:
    Observer: David Gersten
    Location: Laurel Riverfront Park
  129. Greater Yellowlegs Tringa melanoleuca
    # Count: 1
    Date:
    Observer: Jim P
    Location: Merkle NRMA
  130. Gray-cheeked Thrush Catharus minimus
    # Count: 1
    Date:
    Observer: Matt Cohen
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  131. Veery Catharus fuscescens
    # Count: 1
    Date:
    Observer: Jim P
    Location: Merkle NRMA
  132. Black-throated Gray Warbler Setophaga nigrescens
    # Count: 1
    Date:
    Observer: Kyle Rambo
    Location: National Colonial Farm
  133. Common Nighthawk Chordeiles minor
    # Count: 1
    Date:
    Observer: Christina Yuan
    Location: Balsamwood Ct
  134. White-throated Sparrow Zonotrichia albicollis
    # Count: 1
    Date:
    Observer: David Payne
    Location: Marietta House Museum
  135. Black-throated Green Warbler Setophaga virens
    # Count: 1
    Date:
    Observer: Patti Nedoluha
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  136. Blackburnian Warbler Setophaga fusca
    # Count: 1
    Date:
    Observer: Andrew Durso
    Location: 2H Research Road
  137. Wilson's Warbler Cardellina pusilla
    # Count: 1
    Date:
    Observer: Bill Townsend
    Location: Piscataway Park--Mockley Point
  138. Northern Waterthrush Parkesia noveboracensis
    # Count: 1
    Date:
    Observer: Bill Townsend
    Location: Piscataway Park--Boardwalk
  139. Swamp Sparrow Melospiza georgiana
    # Count: 2
    Date:
    Observer: Anonymous eBirder
    Location: Tantallon Marina
  140. Rose-breasted Grosbeak Pheucticus ludovicianus
    # Count: 1
    Date:
    Observer: Christina Yuan
    Location: Balsamwood Ct
  141. Little Blue Heron Egretta caerulea
    # Count: 1
    Date:
    Observer: Scott Garrison
    Location: Patuxent River Park--Jackson Landing
  142. Bay-breasted Warbler Setophaga castanea
    # Count: 1
    Date:
    Observer: Denise Ryan
    Location: Cheverly Nature Park
  143. Nashville Warbler Leiothlypis ruficapilla
    # Count: 1
    Date:
    Observer: Keith Jahoda
    Location: Greenbelt Lake - Buddy Attick Lake Park
  144. American Woodcock Scolopax minor
    # Count: 1
    Date:
    Observer: Andrew Durso
    Location: BARC--airport (sanctioned groups only)
  145. Savannah Sparrow Passerculus sandwichensis
    # Count: 2
    Date:
    Observer: Andrew Durso
    Location: BARC--airport (sanctioned groups only)
  146. Least Sandpiper Calidris minutilla
    # Count: 3
    Date:
    Observer: Kent Fothergill
    Location: Anacostia River Trail (PG Co.)
  147. Semipalmated Sandpiper Calidris pusilla
    # Count: 1
    Date:
    Observer: Kent Fothergill
    Location: Anacostia River Trail (PG Co.)
  148. Alder Flycatcher Empidonax alnorum
    # Count: 1
    Date:
    Observer: Jim P
    Location: Merkle NRMA
  149. Semipalmated Plover Charadrius semipalmatus
    # Count: 3
    Date:
    Observer: Marisa Rositol
    Location: Piscataway Rd Field
  150. Yellow-rumped Warbler Setophaga coronata
    # Count: 1
    Date:
    Observer: Marisa Rositol
    Location: Patuxent River Park--Jackson Landing
  151. Blue-headed Vireo Vireo solitarius
    # Count: 1
    Date:
    Observer: Mark McCaig
    Location: Fairhaven School (Restricted Access)
  152. Bobolink Dolichonyx oryzivorus
    # Count: 2
    Date:
    Observer: Allen Burke
    Location: BARC--South Farm (sanctioned groups only)
  153. Olive-sided Flycatcher Contopus cooperi
    # Count: 1
    Date:
    Observer: Dominick Fenech
    Location: David C. Driskell (formerly Magruder) Park
  154. Cape May Warbler Setophaga tigrina
    # Count: 1
    Date:
    Observer: David Gersten
    Location: Laurel Riverfront Park
  155. Bufflehead Bucephala albeola
    # Count: 1
    Date:
    Observer: Ken Clark
    Location: Patuxent Greens Ponds
  156. Pied-billed Grebe Podilymbus podiceps
    # Count: 1
    Date:
    Observer: Bill Townsend
    Location: Hard Bargain Farm education boardwalk
  157. Ruby-crowned Kinglet Corthylio calendula
    # Count: 1
    Date:
    Observer: Bill Townsend
    Location: Hard Bargain Farm education boardwalk
  158. Virginia Rail Rallus limicola
    # Count: 1
    Date:
    Observer: Ben Springer
    Location: Western Branch Patuxent River, Upper Marlboro US-MD (38.7883,-76.7150)
  159. Sora Porzana carolina
    # Count: 1
    Date:
    Observer: Ben Springer
    Location: Western Branch Patuxent River, Upper Marlboro US-MD (38.7883,-76.7150)
  160. Great Horned Owl Bubo virginianus
    # Count: 1
    Date:
    Observer: Bill Townsend
    Location: Hard Bargain Farm (restricted access)
  161. Northern Harrier Circus hudsonius
    # Count: 1
    Date:
    Observer: Jim P
    Location: Merkle NRMA
  162. Palm Warbler Setophaga palmarum
    # Count: 1
    Date:
    Observer: Sam Denenberg
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  163. Ring-necked Duck Aythya collaris
    # Count: 1
    Date:
    Observer: Wren Falcon
    Location: Lake Artemesia
  164. White-crowned Sparrow Zonotrichia leucophrys
    # Count: 1
    Date:
    Observer: Julia Gross
    Location: Backyard, College Park US-MD 38.97471, -76.93442
  165. Blue-winged Warbler Vermivora cyanoptera
    # Count: 1
    Date:
    Observer: Marisa Rositol
    Location: Fort Washington National Park
  166. Lesser Yellowlegs Tringa flavipes
    # Count: 3
    Date:
    Observer: David Mozurkewich
    Location: Bladensburg Waterfront Park
  167. Red-breasted Merganser Mergus serrator
    # Count: 2
    Date:
    Observer: Jacob Peters
    Location: Patuxent River Park
  168. Merlin Falco columbarius
    # Count: 1
    Date:
    Observer: Frances Toler
    Location: BARC--Old Sewage Pond (sanctioned groups only)
  169. Hermit Thrush Catharus guttatus
    # Count: 1
    Date:
    Observer: Daniel S.
    Location: Patuxent River Park--Selby's Landing (Lower Marlboro NW)
  170. Pine Siskin Spinus pinus
    # Count: 1
    Date:
    Observer: Christina Yuan
    Location: Balsamwood Ct
  171. Black-billed Cuckoo Coccyzus erythropthalmus
    # Count: 1
    Date:
    Observer: Daniel S.
    Location: Patuxent River Park--Mt. Calvert
  172. American Pipit Anthus rubescens
    # Count: 6
    Date:
    Observer: Allen Burke
    Location: BARC--North Farm (sanctioned groups only)
  173. Lincoln's Sparrow Melospiza lincolnii
    # Count: 1
    Date:
    Observer: Dominick Fenech
    Location: David C. Driskell (formerly Magruder) Park
  174. American Bittern Botaurus lentiginosus
    # Count: 1
    Date:
    Observer: Bill Townsend
    Location: Hard Bargain Farm education boardwalk
  175. Sandhill Crane Antigone canadensis
    # Count: 1
    Date:
    Observer: Bill Townsend
    Location: Hard Bargain Farm (restricted access)
  176. Caspian Tern Hydroprogne caspia
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: Tantallon Marina
  177. Common Loon Gavia immer
    # Count: 2
    Date:
    Observer: Marisa Rositol
    Location: National Colonial Farm
  178. Horned Lark Eremophila alpestris
    # Count: 1
    Date:
    Observer: Daniel S.
    Location: BARC--Farming Systems Project (sanctioned groups only)
  179. Wilson's Snipe Gallinago delicata
    # Count: 1
    Date:
    Observer: Alex Pellegrini
    Location: Patuxent River Park--Mt. Calvert
  180. Dark-eyed Junco Junco hyemalis
    # Count: 1
    Date:
    Observer: David Gersten
    Location: Laurel Riverfront Park
  181. Blue-winged Teal Spatula discors
    # Count: 1
    Date:
    Observer: Christina Yuan
    Location: Patuxent Research Refuge; South Tract
  182. Long-tailed Duck Clangula hyemalis
    # Count: 1
    Date:
    Observer: Michel Cavigelli
    Location: BARC--Old Sewage Pond (sanctioned groups only)
  183. Rusty Blackbird Euphagus carolinus
    # Count: 2
    Date:
    Observer: Eric Lewis
    Location: David C. Driskell (formerly Magruder) Park
  184. Green-winged Teal Anas crecca
    # Count: 2
    Date:
    Observer: Matt Felperin
    Location: Patuxent River Park--Jackson Landing
  185. American Coot Fulica americana
    # Count: 1
    Date:
    Observer: Matt Felperin
    Location: Patuxent River Park--Jackson Landing
  186. Yellow-bellied Sapsucker Sphyrapicus varius
    # Count: 1
    Date:
    Observer: Gabi Zabel
    Location: Piscataway Park--Boardwalk
  187. Brown Creeper Certhia americana
    # Count: 1
    Date:
    Observer: Lisa Garrett
    Location: Patuxent River Park--Jackson Landing
  188. Bonaparte's Gull Chroicocephalus philadelphia
    # Count: 1
    Date:
    Observer: Marisa Rositol
    Location: Fort Washington Marina
  189. American Wigeon Mareca americana
    # Count: 1
    Date:
    Observer: Jacob Peters
    Location: Merkle NRMA--Frank Oslislo Visitors Center
  190. Northern Pintail Anas acuta
    # Count: 1
    Date:
    Observer: Jacob Peters
    Location: Merkle NRMA--Frank Oslislo Visitors Center
  191. Herring Gull Larus argentatus
    # Count: 1
    Date:
    Observer: Abigail Stone
    Location: National Harbor
  192. Horned Grebe Podiceps auritus
    # Count: 1
    Date:
    Observer: Marisa Rositol
    Location: National Colonial Farm
  193. Vesper Sparrow Pooecetes gramineus
    # Count: 1
    Date:
    Observer: Jim P
    Location: Merkle NRMA
  194. American Black Duck Anas rubripes
    # Count: 4
    Date:
    Observer: Sam Denenberg
    Location: Patuxent River Park--Jackson Landing
  195. Red-breasted Nuthatch Sitta canadensis
    # Count: 1
    Date:
    Observer: Christina Yuan
    Location: Governor Bridge Natural Area
  196. Upland Sandpiper Bartramia longicauda
    # Count: 1
    Date:
    Observer: Lawrence Rhoads
    Location: Paint Branch Trail (PG County)
  197. Golden-crowned Kinglet Regulus satrapa
    # Count: 2
    Date:
    Observer: Scott Garrison
    Location: National Colonial Farm
  198. Mute Swan Cygnus olor
    # Count: 1
    Date:
    Observer: Ann Hobbs
    Location: Merkle NRMA--Critical Area Driving Tour
  199. Winter Wren Troglodytes hiemalis
    # Count: 1
    Date:
    Observer: Dominick Fenech
    Location: Greenbelt Park
  200. Great Black-backed Gull Larus marinus
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: Tantallon Marina
  201. Northern Shoveler Spatula clypeata
    # Count: 8
    Date:
    Observer: Allen Burke
    Location: BARC--Old Sewage Pond (sanctioned groups only)
  202. Fox Sparrow Passerella iliaca
    # Count: 1
    Date:
    Observer: Vincent Bryant
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  203. Short-eared Owl Asio flammeus
    # Count: 4
    Date:
    Observer: Jay Sheppard
    Location: Konterra Drive fields and ponds (private property, restricted access)
  204. Greater Scaup Aythya marila
    # Count: 2
    Date:
    Observer: Michel Cavigelli
    Location: BARC--Old Sewage Pond (sanctioned groups only)
  205. Lesser Black-backed Gull Larus fuscus
    # Count: 1
    Date:
    Observer: Marisa Rositol
    Location: Patuxent River Park--Mt. Calvert
  206. Tundra Swan Cygnus columbianus
    # Count: 19
    Date:
    Observer: Jeff Shenot
    Location: Private residence
  207. Canvasback Aythya valisineria
    # Count: 1
    Date:
    Observer: Linda Vitchock
    Location: Konterra Drive fields and ponds (private property, restricted access)
  208. Redhead Aythya americana
    # Count: 1
    Date:
    Observer: Jay Sheppard
    Location: Konterra Drive fields and ponds (private property, restricted access)
  209. American Tree Sparrow Spizelloides arborea
    # Count: 1
    Date:
    Observer: Christina Yuan
    Location: Balsamwood Ct
  210. Cackling Goose Branta hutchinsii
    # Count: 1
    Date:
    Observer: David Gersten
    Location: Laurel Riverfront Park
  211. Snow Goose Anser caerulescens
    # Count: 1
    Date:
    Observer: Lisa Garrett
    Location: Depot Pond - West
  212. Greater White-fronted Goose Anser albifrons
    # Count: 1
    Date:
    Observer: Elaine Hendricks
    Location: Upper Marlboro--3850 Old Crain Hwy
  213. Orange-crowned Warbler Leiothlypis celata
    # Count: 1
    Date:
    Observer: Kendalynn Morris
    Location: 2H Research Road
  214. Barn Owl Tyto alba
    # Count: 1

Exotic: Escapee (3)

  1. Northern Bobwhite Colinus virginianus
    # Count: 1
    Date:
    Observer: Denise Ryan
    Location: Aquasco Farm Road
  2. Budgerigar Melopsittacus undulatus
    # Count: 1
    Date:
    Observer: Kent Fothergill
    Location: Colmar Manor Park
  3. Muscovy Duck Cairina moschata
    # Count: 7
    Date:
    Observer: Robert DeKeyser
    Location: University Hills Duck Pond Park, Hyattsville US-MD 38.98356, -76.96018

Hybrids (2)

  1. Dark-eyed Junco x White-throated Sparrow (hybrid) Junco hyemalis x Zonotrichia albicollis
    # Count: 1
    Date:
    Observer: Kendalynn Morris
    Location: 2H Research Road
  2. Mallard x American Black Duck (hybrid) Anas platyrhynchos x rubripes
    # Count: 1
    Date:
    Observer: Christopher Perry
    Location: Private Residence - Bowie US-MD (38.9074,-76.7549)

Additional Taxa (48)

  1. new world flycatcher sp. Tyrannidae sp.
    # Count: 1
    Date:
    Observer: A A
    Location: Greenbelt Lake - Buddy Attick Lake Park
  2. American/Fish Crow Corvus brachyrhynchos/ossifragus
    # Count: 1
    Date:
    Observer: Andrew Durso
    Location: Forested Forest Garden
  3. swallow sp. Hirundinidae sp.
    # Count: 1
    Date:
    Observer: Tom Seaton
    Location: 10201 Bee Oak Rd, Brandywine US-MD 38.65305, -76.83250
  4. diurnal raptor sp. Accipitriformes/Falconiformes sp.
    # Count: 1
    Date:
    Observer: Kendalynn Morris
    Location: 2H Research Road
  5. new world warbler sp. Parulidae sp.
    # Count: 1
    Date:
    Observer: Marisa Rositol
    Location: WB&A Trail--Horsepen Branch (PG Co.)
  6. wren sp. Troglodytidae sp.
    # Count: 1
    Date:
    Observer: Marisa Rositol
    Location: Oxon Hill Farm
  7. hawk sp. Accipitridae sp. (hawk sp.)
    # Count: 1
    Date:
    Observer: Jim P
    Location: Merkle NRMA--Frank Oslislo Visitors Center
  8. Downy/Hairy Woodpecker Dryobates pubescens/villosus
    # Count: 2
    Date:
    Observer: Liam Mcconlogue
    Location: Greenbelt Lake
  9. duck sp. Anatidae (duck sp.)
    # Count: 1
    Date:
    Observer: Kevin Bourke
    Location: Paint Branch Stream Valley Park
  10. new world sparrow sp. Passerellidae sp.
    # Count: 1
    Date:
    Observer: Angela Shuman
    Location: Lake Artemesia
  11. passerine sp. Passeriformes sp.
    # Count: 1
    Date:
    Observer: Marisa Rositol
    Location: Abby Farms
  12. Yellow-billed/Black-billed Cuckoo Coccyzus americanus/erythropthalmus
    # Count: 1
    Date:
    Observer: Marisa Rositol
    Location: Aquasco Farm Rd Power Line Cut
  13. woodpecker sp. Picidae sp.
    # Count: 1
    Date:
    Observer: Marisa Rositol
    Location: Aquasco Farm Rd Power Line Cut
  14. Empidonax sp. Empidonax sp.
    # Count: 1
    Date:
    Observer: Alexander Koch
    Location: North Englewood Playground
  15. Alder/Willow Flycatcher (Traill's Flycatcher) Empidonax alnorum/traillii
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: Tantallon Marina
  16. blackbird sp. Icteridae sp.
    # Count: 1
    Date:
    Observer: Marisa Rositol
    Location: North Piscataway Park
  17. Summer/Scarlet Tanager Piranga rubra/olivacea
    # Count: 1
    Date:
    Observer: Aaron Maizlish
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  18. Mallard/American Black Duck Anas platyrhynchos/rubripes
    # Count: 1
    Date:
    Observer: Lindley Darden
    Location: Riderwood Village (restricted access)
  19. falcon sp. Falco sp.
    # Count: 1
    Date:
    Observer: Denise Ryan
    Location: Cheverly Nature Park
  20. vireo sp. Vireo sp.
    # Count: 1
    Date:
    Observer: Marisa Rositol
    Location: Cheltenham Wetlands North
  21. Catharus sp. Catharus sp.
    # Count: 1
    Date:
    Observer: Marisa Rositol
    Location: Patuxent River Park--Jackson Landing
  22. shorebird sp. Charadriiformes sp.
    # Count: 2
    Date:
    Observer: Keith Jahoda
    Location: Greenbelt Lake - Buddy Attick Lake Park
  23. Buteo sp. Buteo sp.
    # Count: 1
    Date:
    Observer: Patti Nedoluha
    Location: New Stop Branch, Bowie, Maryland, US (39.005, -76.799)
  24. Louisiana/Northern Waterthrush Parkesia motacilla/noveboracensis
    # Count: 1
    Date:
    Observer: Elaine Hendricks
    Location: Beltsville Agricultural Research Center
  25. peep sp. Calidris sp. (peep sp.)
    # Count: 11
    Date:
    Observer: Alex Pellegrini
    Location: Patuxent River Park--Mt. Calvert
  26. owl sp. Strigiformes sp.
    # Count: 1
    Date:
    Observer: Supratik C
    Location: BARC--airport (sanctioned groups only)
  27. Gray-cheeked/Bicknell's Thrush Catharus minimus/bicknelli
    # Count: 1
    Date:
    Observer: Marisa Rositol
    Location: Fort Foote Park
  28. gull sp. Larinae sp.
    # Count: 1
    Date:
    Observer: Marisa Rositol
    Location: Fort Washington National Park
  29. Sharp-shinned/Cooper's Hawk Accipiter striatus/cooperii
    # Count: 1
    Date:
    Observer: Michel Cavigelli
    Location: BARC--Log Lodge (sanctioned groups only)
  30. Lesser/Greater Yellowlegs Tringa flavipes/melanoleuca
    # Count: 6
    Date:
    Observer: Alex Pellegrini
    Location: Patuxent River Park--Jackson Landing
  31. Lincoln's/Swamp Sparrow Melospiza lincolnii/georgiana
    # Count: X
    Date:
    Observer: Lawrence NFC Station
    Location: Paint Branch Trail (PG County)
  32. Common/Red-breasted Merganser Mergus merganser/serrator
    # Count: 1
    Date:
    Observer: Annie Martin
    Location: Patuxent River Park--Jackson Landing
  33. Domestic goose sp. (Domestic type) Anser sp. (Domestic type)
    # Count: 1
    Date:
    Observer: Alex Pellegrini
    Location: Patuxent River Park--Mt. Calvert
  34. Ruby-crowned/Golden-crowned Kinglet Corthylio calendula/Regulus satrapa
    # Count: 1
    Date:
    Observer: Victoria Whitten
    Location: Whittlebaughs
  35. Forster's/Common Tern Sterna forsteri/hirundo
    # Count: 1
    Date:
    Observer: Marisa Rositol
    Location: National Colonial Farm
  36. tern sp. Sterninae sp.
    # Count: 1
    Date:
    Observer: Tessa Giannini
    Location: Patuxent River Park--Jackson Landing
  37. Aythya sp. Aythya sp.
    # Count: 2
    Date:
    Observer: Marisa Rositol
    Location: Fort Washington Marina
  38. Greater/Lesser Scaup Aythya marila/affinis
    # Count: 5
    Date:
    Observer: Marisa Rositol
    Location: Fort Washington Marina
  39. gull/tern sp. Laridae sp.
    # Count: 1
    Date:
    Observer: Alex Pellegrini
    Location: Patuxent River Park--Jackson Landing
  40. swan sp. Cygnus sp.
    # Count: 1
    Date:
    Observer: Marisa Rositol
    Location: Patuxent River Park--Selby's Landing
  41. dabbling duck sp. Anatidae sp. (dabbling duck sp.)
    # Count: 2
    Date:
    Observer: Michel Cavigelli
    Location: BARC--Research Rd.
  42. Larus sp. Larus sp.
    # Count: 10
    Date:
    Observer: Alex Pellegrini
    Location: S of Jackson’s Landing to Clyde Watson Boating Area
  43. waterfowl sp. Anatidae sp.
    # Count: 1
    Date:
    Observer: Marisa Rositol
    Location: National Colonial Farm
  44. crow sp. Corvus sp. (crow sp.)
    # Count: X
    Date:
    Observer: David Bergstrom
    Location: National Harbor
  45. Setophaga sp. Setophaga sp.
    # Count: 1
    Date:
    Observer: Mikey Lutmerding
    Location: 3853–3895 Old Crain Hwy, Upper Marlboro US-MD (38.8342,-76.7272)
  46. thrush sp. Turdidae sp.
    # Count: 1
    Date:
    Observer: Stewart Mayhew
    Location: Paint Branch Trail (PG County)
  47. Trumpeter/Tundra Swan Cygnus buccinator/columbianus
    # Count: 2
    Date:
    Observer: Alex Pellegrini
    Location: Patuxent River Park--Jackson Landing
  48. Carolina/Black-capped Chickadee Poecile carolinensis/atricapillus
    # Count: 2
    Date:
    Observer: Pedro Sarmiento Jr.
    Location: 514 Kerby Pkwy, Fort Washington US-MD 38.77831, -76.99981