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Bird List

Updated ~2 days ago
256 All Years 179 This Year 2024 87 This Month Jun 2024
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  1. Species Name
    Count
    Date
    Observer
    Location

Native and Naturalized (256)

  1. Yellow-billed Cuckoo Coccyzus americanus
    # Count: 4
    Date:
    Observer: Sultan Althiyabi
    Location: Long Branch Nature Center & Park
  2. Grasshopper Sparrow Ammodramus savannarum
    # Count: 1
    Date:
    Observer: Ed Wallace
    Location: Gravelly Point Park
  3. Prothonotary Warbler Protonotaria citrea
    # Count: 2
    Date:
    Observer: Ed Wallace
    Location: Potomac Heritage Trail
  4. Yellow Warbler Setophaga petechia
    # Count: 10
    Date:
    Observer: Ed Wallace
    Location: Four Mile Run Observation Deck
  5. Semipalmated Plover Charadrius semipalmatus
    # Count: 7
    Date:
    Observer: Ed Wallace
    Location: Gravelly Point Park
  6. Short-billed Dowitcher Limnodromus griseus
    # Count: 8
    Date:
    Observer: Ed Wallace
    Location: Gravelly Point Park
  7. Greater Yellowlegs Tringa melanoleuca
    # Count: 12
    Date:
    Observer: Ed Wallace
    Location: Gravelly Point Park
  8. Least Sandpiper Calidris minutilla
    # Count: 15
    Date:
    Observer: Gerry Hawkins
    Location: Gravelly Point Park
  9. Yellow-breasted Chat Icteria virens
    # Count: 1
    Date:
    Observer: David Allen
    Location: Fort C.F. Smith Park
  10. Blue-winged Warbler Vermivora cyanoptera
    # Count: 2
    Date:
    Observer: Joan Mashburn
    Location: Fort C.F. Smith Park
  11. Osprey Pandion haliaetus
    # Count: 10
    Date:
    Observer: Ed Wallace
    Location: Gravelly Point Park
  12. Black Tern Chlidonias niger
    # Count: 2
    Date:
    Observer: Ed Wallace
    Location: Gravelly Point Park
  13. Common Loon Gavia immer
    # Count: 6
    Date:
    Observer: Ed Wallace
    Location: Gravelly Point Park
  14. Marsh Wren Cistothorus palustris
    # Count: 1
    Date:
    Observer: Robin Tredwell
    Location: Home
  15. Cape May Warbler Setophaga tigrina
    # Count: 10
    Date:
    Observer: Benjamin Hack
    Location: Long Branch Nature Center & Park
  16. Merlin Falco columbarius
    # Count: 2
    Date:
    Observer: Robin Tredwell
    Location: Home
  17. Common Raven Corvus corax
    # Count: 6
    Date:
    Observer: David Ledwith
    Location: Glencarlyn Park
  18. Northern Mockingbird Mimus polyglottos
    # Count: 22
    Date:
    Observer: Alfredo Di Scipio
    Location: Arlington House, The Robert E. Lee Memorial
  19. Eastern Whip-poor-will Antrostomus vociferus
    # Count: 1
    Date:
    Observer: Jessamine Price
    Location: Army Navy CC North Side
  20. White-crowned Sparrow Zonotrichia leucophrys
    # Count: 4
    Date:
    Observer: Geraldine Shannon
    Location: Fort C.F. Smith Park, Arlington US-VA 38.90158, -77.08799
  21. Blue-winged Teal Spatula discors
    # Count: 5
    Date:
    Observer: Margaret Poethig
    Location: Gravelly Point Boat Ramp
  22. Northern Harrier Circus hudsonius
    # Count: 1
    Date:
    Observer: Alex Flood
    Location: Upland
  23. Wild Turkey Meleagris gallopavo
    # Count: 9
    Date:
    Observer: Ignacio Romero
    Location: Pimmit Run--Mouth
  24. Northern Cardinal Cardinalis cardinalis
    # Count: 73
    Date:
    Observer: Ed Wallace
    Location: Morning Walks
  25. Pine Warbler Setophaga pinus
    # Count: 3
    Date:
    Observer: Ed Wallace
    Location: Boundary Drive
  26. Savannah Sparrow Passerculus sandwichensis
    # Count: 27
    Date:
    Observer: Ed Wallace
    Location: Four Mile Run Observation Deck
  27. American Crow Corvus brachyrhynchos
    # Count: 2000
    Date:
    Observer: Debbie van Zyl
    Location: Comfort Inn, Arlington
  28. Orange-crowned Warbler Leiothlypis celata
    # Count: 1
    Date:
    Observer: Thomas Ostrowski
    Location: Four Mile Run Observation Deck
  29. Northern Saw-whet Owl Aegolius acadicus
    # Count: 1
    Date:
    Observer: Phil Klingelhofer
    Location: 5854 First St N, Arlington US-VA 38.86705, -77.13033
  30. Short-eared Owl Asio flammeus
    # Count: 2
    Date:
    Observer: Jon Langhorst
    Location: Gravelly Point Park
  31. Tundra Swan Cygnus columbianus
    # Count: 150
    Date:
    Observer: Karen Fairweather
    Location: 2101 N Brandywine Street
  32. Double-crested Cormorant Nannopterum auritum
    # Count: 300
    Date:
    Observer: Ed Wallace
    Location: Boundary Drive
  33. Western Cattle Egret Bubulcus ibis
    # Count: 1
    Date:
    Observer: Margaret Proctor
    Location: Gravelly Point Boat Ramp
  34. Surf Scoter Melanitta perspicillata
    # Count: 1
    Date:
    Observer: David Ledwith
    Location: Gravelly Point Park
  35. Black Scoter Melanitta americana
    # Count: 5
    Date:
    Observer: David Ledwith
    Location: Gravelly Point Park
  36. Dickcissel Spiza americana
    # Count: 1
    Date:
    Observer: Cristina Pereira
    Location: Fort C.F. Smith Park
  37. Sanderling Calidris alba
    # Count: 1
    Date:
    Observer: Stan Arnold
    Location: Reagan National Airport
  38. Laughing Gull Leucophaeus atricilla
    # Count: 186
    Date:
    Observer: Ed Wallace
    Location: Gravelly Point Park
  39. Northern Flicker Colaptes auratus
    # Count: 22
    Date:
    Observer: Noemey Adrian
    Location: Ronald Reagan Washington National Airport, Arlington US-VA (38.8511,-77.0462)
  40. Willow Flycatcher Empidonax traillii
    # Count: 3
    Date:
    Observer: Ed Wallace
    Location: Four Mile Run Observation Deck
  41. Orchard Oriole Icterus spurius
    # Count: 5
    Date:
    Observer: Ed Wallace
    Location: Four Mile Run Observation Deck
  42. Louisiana Waterthrush Parkesia motacilla
    # Count: 4
    Date:
    Observer: David Allen
    Location: Potomac Overlook Regional Park
  43. Kentucky Warbler Geothlypis formosa
    # Count: 1
    Date:
    Observer: Margaret Poethig
    Location: Zachary Taylor Nature Area
  44. Semipalmated Sandpiper Calidris pusilla
    # Count: 6
    Date:
    Observer: David Bridge
    Location: Gravelly Point Park
  45. Spotted Sandpiper Actitis macularius
    # Count: 14
    Date:
    Observer: Stan Arnold
    Location: Potomac Heritage Trail
  46. Northern Rough-winged Swallow Stelgidopteryx serripennis
    # Count: 24
    Date:
    Observer: Stan Arnold
    Location: Potomac Heritage Trail
  47. Pileated Woodpecker Dryocopus pileatus
    # Count: 5
    Date:
    Observer: Margaret Poethig
    Location: Zachary Taylor Nature Area
  48. Warbling Vireo Vireo gilvus
    # Count: 6
    Date:
    Observer: Ed Wallace
    Location: Boundary Drive
  49. House Wren Troglodytes aedon
    # Count: 20
    Date:
    Observer: Ed Wallace
    Location: Morning Walks
  50. Common Tern Sterna hirundo
    # Count: 1
    Date:
    Observer: David Ledwith
    Location: Gravelly Point Park
  51. Golden-winged Warbler Vermivora chrysoptera
    # Count: 1
    Date:
    Observer: Charles Thomas
    Location: Lubber Run Park
  52. Vesper Sparrow Pooecetes gramineus
    # Count: 1
    Date:
    Observer: Kevin Bennett
    Location: Short Bridge Park
  53. Forster's Tern Sterna forsteri
    # Count: 18
    Date:
    Observer: Cynthia Gill
    Location: Windy Run Park
  54. Brown Creeper Certhia americana
    # Count: 3
    Date:
    Observer: Ed Wallace
    Location: Windy Run Park
  55. Eastern Phoebe Sayornis phoebe
    # Count: 11
    Date:
    Observer: Stan Arnold
    Location: Potomac Heritage Trail
  56. Hairy Woodpecker Dryobates villosus
    # Count: 6
    Date:
    Observer: Lynn pollock
    Location: Lynn Pollock
  57. Eastern Bluebird Sialia sialis
    # Count: 15
    Date:
    Observer: Lynn pollock
    Location: Lynn Pollock
  58. American Woodcock Scolopax minor
    # Count: 1
    Date:
    Observer: Steve Keith
    Location: Arlington National Cemetery
  59. White-throated Sparrow Zonotrichia albicollis
    # Count: 133
    Date:
    Observer: Elton Morel
    Location: Long Branch Nature Center & Park
  60. Eared Grebe Podiceps nigricollis
    # Count: 1
    Date:
    Observer: Ed Wallace
    Location: Gravelly Point Park
  61. Cackling Goose Branta hutchinsii
    # Count: 2
    Date:
    Observer: David Allen
    Location: Mount Vernon Trail, Arlington, Virginia, US (38.891, -77.065)
  62. Yellow-bellied Flycatcher Empidonax flaviventris
    # Count: 1
    Date:
    Observer: David Allen
    Location: Long Branch Nature Center & Park
  63. Philadelphia Vireo Vireo philadelphicus
    # Count: 1
    Date:
    Observer: Michael Gregory
    Location: Upton Hill Regional Park
  64. Mourning Warbler Geothlypis philadelphia
    # Count: 1
    Date:
    Observer: Michael Gregory
    Location: Upton Hill Regional Park
  65. Green Heron Butorides virescens
    # Count: 4
    Date:
    Observer: Ed Wallace
    Location: Four Mile Run Observation Deck
  66. Yellow-headed Blackbird Xanthocephalus xanthocephalus
    # Count: 1
    Date:
    Observer: Patrick Del Pizzo
    Location: 4116 40th Street North, Arlington, Virginia, US (38.926, -77.12)
  67. Red-headed Woodpecker Melanerpes erythrocephalus
    # Count: 2
    Date:
    Observer: Alejandro Pereira
    Location: Rock Spring Park
  68. Bonaparte's Gull Chroicocephalus philadelphia
    # Count: 55
    Date:
    Observer: Ed Wallace
    Location: Fort C.F. Smith Park
  69. Black-crowned Night Heron Nycticorax nycticorax
    # Count: 19
    Date:
    Observer: Guy Foulks🍀
    Location: Potomac Heritage Trail
  70. Tree Swallow Tachycineta bicolor
    # Count: 40
    Date:
    Observer: Ed Wallace
    Location: The Pentagon (restricted access)
  71. Purple Finch Haemorhous purpureus
    # Count: 8
    Date:
    Observer: Anonymous eBirder
    Location: Thrifton Hill Park
  72. Ring-billed Gull Larus delawarensis
    # Count: 2000
    Date:
    Observer: John C. Mittermeier
    Location: Gravelly Point Park
  73. Snow Goose Anser caerulescens
    # Count: 1
    Date:
    Observer: Maxwell Julius
    Location: Mount Vernon Trail, Arlington, Virginia, US (38.89, -77.064)
  74. Mourning Dove Zenaida macroura
    # Count: 86
    Date:
    Observer: Heidi Ananthakrishnan
    Location: 74N N Bedford St, Arlington US-VA 38.87548, -77.08633
  75. Rock Pigeon Columba livia
    # Count: 300
    Date:
    Observer: Stu Landesberg
    Location: Gravelly Point Boat Ramp
  76. Long-tailed Duck Clangula hyemalis
    # Count: 10
    Date:
    Observer: Sandra Farkas
    Location: Gravelly Point Park
  77. Downy Woodpecker Dryobates pubescens
    # Count: 19
    Date:
    Observer: Matt Felperin
    Location: Potomac Overlook Regional Park
  78. Bufflehead Bucephala albeola
    # Count: 61
    Date:
    Observer: Erin Stockschlaeder
    Location: Gravelly Point, Arlington US-VA 38.86459, -77.04035
  79. Lesser Black-backed Gull Larus fuscus
    # Count: 2
    Date:
    Observer: Ed Wallace
    Location: Gravelly Point Park
  80. Snowy Egret Egretta thula
    # Count: 1
    Date:
    Observer: Jeremy Beck
    Location: Arlington, Virginia, US (38.884, -77.062)
  81. Red-winged Blackbird Agelaius phoeniceus
    # Count: 150
    Date:
    Observer: David Allen
    Location: Arlington Apartment
  82. Golden-crowned Kinglet Regulus satrapa
    # Count: 25
    Date:
    Observer: Bryce Stucki
    Location: Fort C.F. Smith Park
  83. Lincoln's Sparrow Melospiza lincolnii
    # Count: 3
    Date:
    Observer: Ed Wallace
    Location: Fort C.F. Smith Park
  84. Olive-sided Flycatcher Contopus cooperi
    # Count: 2
    Date:
    Observer: Karen Fairweather
    Location: 2103 N Brandywine St, Arlington US-VA 38.89547, -77.12379
  85. Little Blue Heron Egretta caerulea
    # Count: 1
    Date:
    Observer: André Crombie
    Location: Shirlington Park
  86. Black Vulture Coragyps atratus
    # Count: 28
    Date:
    Observer: Carol Mullen
    Location: Gulf Branch Natural Area
  87. Caspian Tern Hydroprogne caspia
    # Count: 15
    Date:
    Observer: Ed Wallace
    Location: Potomac Heritage Trail
  88. Tricolored Heron Egretta tricolor
    # Count: 2
    Date:
    Observer: Ed Wallace
    Location: Roaches Run Waterfowl Sanctuary
  89. Barred Owl Strix varia
    # Count: 4
    Date:
    Observer: Amy Parker
    Location: 892 N Kentucky St, Arlington US-VA 38.87699, -77.13288
  90. Bay-breasted Warbler Setophaga castanea
    # Count: 6
    Date:
    Observer: Elton Morel
    Location: Long Branch Nature Center & Park
  91. Evening Grosbeak Coccothraustes vespertinus
    # Count: 1
    Date:
    Observer: Laurie Young
    Location: 5535–5563 16th St N, Arlington US-VA 38.88667, -77.13318
  92. Great Crested Flycatcher Myiarchus crinitus
    # Count: 11
    Date:
    Observer: Robin Liten-Tejada
    Location: Potomac Overlook Regional Park
  93. Red-eyed Vireo Vireo olivaceus
    # Count: 28
    Date:
    Observer: Elton Morel
    Location: Long Branch Nature Center & Park
  94. Black-and-white Warbler Mniotilta varia
    # Count: 8
    Date:
    Observer: Elton Morel
    Location: Long Branch Nature Center & Park
  95. American Redstart Setophaga ruticilla
    # Count: 23
    Date:
    Observer: Elton Morel
    Location: Long Branch Nature Center & Park
  96. Northern Parula Setophaga americana
    # Count: 31
    Date:
    Observer: Elton Morel
    Location: Long Branch Nature Center & Park
  97. Chestnut-sided Warbler Setophaga pensylvanica
    # Count: 15
    Date:
    Observer: Elton Morel
    Location: Long Branch Nature Center & Park
  98. Black-throated Blue Warbler Setophaga caerulescens
    # Count: 22
    Date:
    Observer: Elton Morel
    Location: Long Branch Nature Center & Park
  99. Barn Swallow Hirundo rustica
    # Count: 25
    Date:
    Observer: Paul Budde
    Location: Gravelly Point Park
  100. Yellow-crowned Night Heron Nyctanassa violacea
    # Count: 2
    Date:
    Observer: Ed Wallace
    Location: The Pentagon (restricted access)
  101. Red-shouldered Hawk Buteo lineatus
    # Count: 6
    Date:
    Observer: Maxwell Julius
    Location: Barcroft Park
  102. Great Horned Owl Bubo virginianus
    # Count: 4
    Date:
    Observer: Matt Felperin
    Location: Fort C.F. Smith Park
  103. Dark-eyed Junco Junco hyemalis
    # Count: 100
    Date:
    Observer: Kevin Rybczynski
    Location: Arlington National Cemetery
  104. American Robin Turdus migratorius
    # Count: 500
    Date:
    Observer: Anna Wilson
    Location: 13th St. N and N Troy St., Arlington US-VA (38.8883,-77.0827)
  105. Rusty Blackbird Euphagus carolinus
    # Count: 80
    Date:
    Observer: Ed Wallace
    Location: Morning Walks
  106. Winter Wren Troglodytes hiemalis
    # Count: 9
    Date:
    Observer: Elton Morel
    Location: Long Branch Nature Center & Park
  107. Barnacle Goose Branta leucopsis
    # Count: 1
    Date:
    Observer: David Ledwith
    Location: The Pentagon (restricted access)
  108. Horned Grebe Podiceps auritus
    # Count: 60
    Date:
    Observer: David Ledwith
    Location: Gravelly Point Park
  109. Pine Siskin Spinus pinus
    # Count: 35
    Date:
    Observer: Ed Wallace
    Location: Air Force Memorial
  110. Hermit Thrush Catharus guttatus
    # Count: 14
    Date:
    Observer: Rosanna Butterfield
    Location: US Marine Corps War Memorial (Iwo Jima)
  111. Ruby-crowned Kinglet Corthylio calendula
    # Count: 28
    Date:
    Observer: Steve Bielamowicz
    Location: Fort C.F. Smith Park
  112. Red-breasted Nuthatch Sitta canadensis
    # Count: 5
    Date:
    Observer: Steve Bielamowicz
    Location: Fort C.F. Smith Park
  113. Eastern Meadowlark Sturnella magna
    # Count: 3
    Date:
    Observer: Ed Wallace
    Location: Air Force Memorial
  114. Canada Warbler Cardellina canadensis
    # Count: 3
    Date:
    Observer: David Ledwith
    Location: Long Branch Nature Center & Park
  115. Purple Martin Progne subis
    # Count: 25
    Date:
    Observer: Ed Wallace
    Location: Gravelly Point Park
  116. Cliff Swallow Petrochelidon pyrrhonota
    # Count: 10
    Date:
    Observer: Ed Wallace
    Location: Potomac Heritage Trail
  117. Eastern Kingbird Tyrannus tyrannus
    # Count: 7
    Date:
    Observer: Ed Wallace
    Location: Air Force Memorial
  118. Wood Thrush Hylocichla mustelina
    # Count: 10
    Date:
    Observer: David Ledwith
    Location: Potomac Overlook Regional Park
  119. Least Flycatcher Empidonax minimus
    # Count: 3
    Date:
    Observer: Todd Kiraly
    Location: Barcroft Park
  120. Black-billed Cuckoo Coccyzus erythropthalmus
    # Count: 2
    Date:
    Observer: Dixie Sommers
    Location: Glencarlyn Park
  121. Common Gallinule Gallinula galeata
    # Count: 1
    Date:
    Observer: Elton Morel
    Location: Gravelly Point Park
  122. Turkey Vulture Cathartes aura
    # Count: 140
    Date:
    Observer: Paul Pisano
    Location: Home
  123. Red-throated Loon Gavia stellata
    # Count: 1
    Date:
    Observer: Will McPhail
    Location: Gravelly Point Park
  124. Fish Crow Corvus ossifragus
    # Count: 1200
    Date:
    Observer: Forest Botial-Jarvis
    Location: Courthouse
  125. Common Grackle Quiscalus quiscula
    # Count: 600
    Date:
    Observer: Matt Anthony
    Location: Fort C.F. Smith Park
  126. Brown Pelican Pelecanus occidentalis
    # Count: 1
    Date:
    Observer: Will McPhail
    Location: Gravelly Point Park
  127. Horned Lark Eremophila alpestris
    # Count: 2
    Date:
    Observer: Todd Kiraly
    Location: National Airport/Virginia
  128. Great Egret Ardea alba
    # Count: 16
    Date:
    Observer: Daniel S.
    Location: Reagan National Airport
  129. Blue Grosbeak Passerina caerulea
    # Count: 3
    Date:
    Observer: D Woolverton
    Location: Fort C.F. Smith Park
  130. American Bittern Botaurus lentiginosus
    # Count: 1
    Date:
    Observer: Jeremy Beck
    Location: Roaches Run Waterfowl Sanctuary
  131. Black-headed Gull Chroicocephalus ridibundus
    # Count: 1
    Date:
    Observer: Larry Chen
    Location: Mt Vernon Trl, Mc Lean US-VA (38.8940,-77.0657)
  132. Blue Jay Cyanocitta cristata
    # Count: 265
    Date:
    Observer: David Farner
    Location: Fort C.F. Smith Park
  133. Lesser Yellowlegs Tringa flavipes
    # Count: 6
    Date:
    Observer: Ken Rosenthal
    Location: Gravelly Point Park
  134. European Starling Sturnus vulgaris
    # Count: 1500
    Date:
    Observer: Paul and Joan Woodward
    Location: Roaches Run Waterfowl Sanctuary
  135. Swainson's Thrush Catharus ustulatus
    # Count: 14
    Date:
    Observer: Alan Schreck
    Location: Fort C.F. Smith Park
  136. Great Blue Heron Ardea herodias
    # Count: 20
    Date:
    Observer: Ken Rosenthal
    Location: Gulf Branch Natural Area
  137. Glossy Ibis Plegadis falcinellus
    # Count: 4
    Date:
    Observer: Daniel S.
    Location: Reagan National Airport
  138. Mississippi Kite Ictinia mississippiensis
    # Count: 3
    Date:
    Observer: richard bauder
    Location: 16th and N Harrison St Arlington VA 22207
  139. Cerulean Warbler Setophaga cerulea
    # Count: 2
    Date:
    Observer: Alan Schreck
    Location: Glencarlyn Park
  140. Chipping Sparrow Spizella passerina
    # Count: 45
    Date:
    Observer: Julie Filiberti
    Location: Arlington National Cemetery
  141. Red-tailed Hawk Buteo jamaicensis
    # Count: 6
    Date:
    Observer: Gustavo Torres
    Location: Arlington National Cemetery
  142. Fox Sparrow Passerella iliaca
    # Count: 12
    Date:
    Observer: David Farner
    Location: Fort C.F. Smith Park
  143. American Coot Fulica americana
    # Count: 500
    Date:
    Observer: David Ledwith
    Location: Gravelly Point Park
  144. Glaucous Gull Larus hyperboreus
    # Count: 1
    Date:
    Observer: David Ledwith
    Location: Roaches Run Waterfowl Sanctuary
  145. Palm Warbler Setophaga palmarum
    # Count: 8
    Date:
    Observer: David Farner
    Location: Fort C.F. Smith Park
  146. Chimney Swift Chaetura pelagica
    # Count: 4000
    Date:
    Observer: Bryan Henson
    Location: Chimney Swift gathering chimney
  147. American Avocet Recurvirostra americana
    # Count: 32
    Date:
    Observer: Alan Schreck
    Location: Gravelly Point Park
  148. Northern Waterthrush Parkesia noveboracensis
    # Count: 6
    Date:
    Observer: Northern Virginia Bird Club
    Location: Long Branch Nature Center & Park
  149. Scarlet Tanager Piranga olivacea
    # Count: 8
    Date:
    Observer: Tom Nardone
    Location: Long Branch Nature Center & Park
  150. Greater White-fronted Goose Anser albifrons
    # Count: 1
    Date:
    Observer: Bill Tweit
    Location: Potomac Heritage Trail
  151. Ring-necked Duck Aythya collaris
    # Count: 75
    Date:
    Observer: Kyle Fitzroy
    Location: Roaches Run Waterfowl Sanctuary
  152. Mute Swan Cygnus olor
    # Count: 1
    Date:
    Observer: Ken Rosenthal
    Location: Gulf Branch Natural Area
  153. White-breasted Nuthatch Sitta carolinensis
    # Count: 24
    Date:
    Observer: Casey Pittrizzi
    Location: Potomac Overlook Regional Park
  154. Golden Eagle Aquila chrysaetos
    # Count: 1
    Date:
    Observer: Hugh McGuinness
    Location: Pentagon City
  155. Dunlin Calidris alpina
    # Count: 20
    Date:
    Observer: Louis and Christine Warren
    Location: Gravelly Point Park
  156. Common Yellowthroat Geothlypis trichas
    # Count: 12
    Date:
    Observer: Elton Morel
    Location: Fort C.F. Smith Park
  157. Eastern Wood-Pewee Contopus virens
    # Count: 11
    Date:
    Observer: Northern Virginia Bird Club
    Location: Long Branch Nature Center & Park
  158. Northern Shoveler Spatula clypeata
    # Count: 25
    Date:
    Observer: Maria Reynozo
    Location: Potomac Overlook Regional Park
  159. Lesser Scaup Aythya affinis
    # Count: 450
    Date:
    Observer: Dan Rauch
    Location: Gravelly Point Park
  160. Canada Goose Branta canadensis
    # Count: 3000
    Date:
    Observer: Elton Morel
    Location: Roaches Run Waterfowl Sanctuary
  161. Canvasback Aythya valisineria
    # Count: 31
    Date:
    Observer: Dan Rauch
    Location: Roaches Run Waterfowl Sanctuary
  162. Hooded Merganser Lophodytes cucullatus
    # Count: 81
    Date:
    Observer: Art Drauglis
    Location: Roaches Run Waterfowl Sanctuary
  163. House Sparrow Passer domesticus
    # Count: 155
    Date:
    Observer: Elton Morel
    Location: Long Branch Nature Center & Park
  164. Bald Eagle Haliaeetus leucocephalus
    # Count: 8
    Date:
    Observer: Sam Simon
    Location: Gravelly Point Park
  165. Cooper's Hawk Accipiter cooperii
    # Count: 6
    Date:
    Observer: Alan Schreck
    Location: Upton Hill Regional Park
  166. Black-throated Green Warbler Setophaga virens
    # Count: 10
    Date:
    Observer: Bruce Hill
    Location: Potomac Overlook Regional Park
  167. Ovenbird Seiurus aurocapilla
    # Count: 15
    Date:
    Observer: Alan Schreck
    Location: Potomac Overlook Regional Park
  168. Worm-eating Warbler Helmitheros vermivorum
    # Count: 4
    Date:
    Observer: Alan Schreck
    Location: Potomac Overlook Regional Park
  169. Hooded Warbler Setophaga citrina
    # Count: 4
    Date:
    Observer: Alan Schreck
    Location: Potomac Overlook Regional Park
  170. Solitary Sandpiper Tringa solitaria
    # Count: 4
    Date:
    Observer: Alan Schreck
    Location: Glencarlyn Park--Sparrow Pond
  171. Blackburnian Warbler Setophaga fusca
    # Count: 4
    Date:
    Observer: Alan Schreck
    Location: Glencarlyn Park
  172. Yellow-throated Warbler Setophaga dominica
    # Count: 5
    Date:
    Observer: Alan Schreck
    Location: Glencarlyn Park
  173. Magnolia Warbler Setophaga magnolia
    # Count: 16
    Date:
    Observer: Alan Schreck
    Location: Potomac Overlook Regional Park
  174. Blue-headed Vireo Vireo solitarius
    # Count: 5
    Date:
    Observer: Linda Fields
    Location: Upton Hill Regional Park
  175. Eastern Towhee Pipilo erythrophthalmus
    # Count: 21
    Date:
    Observer: Alan Schreck
    Location: Glencarlyn Park--Picnic Area
  176. American Kestrel Falco sparverius
    # Count: 5
    Date:
    Observer: Elton Morel
    Location: Gravelly Point Park
  177. Red-necked Grebe Podiceps grisegena
    # Count: 10
    Date:
    Observer: Bill Tweit
    Location: Gravelly Point Park
  178. Red-breasted Merganser Mergus serrator
    # Count: 16
    Date:
    Observer: Robert Young
    Location: Reagan National Airport
  179. Snowy Owl Bubo scandiacus
    # Count: 2
    Date:
    Observer: Jeremy Beck
    Location: Gravelly Point Park
  180. Redhead Aythya americana
    # Count: 221
    Date:
    Observer: Linda Chittum
    Location: Gravelly Point Park
  181. White-winged Scoter Melanitta deglandi
    # Count: 2
    Date:
    Observer: Ron Clabbers
    Location: Gravelly Point Park
  182. Greater Scaup Aythya marila
    # Count: 15
    Date:
    Observer: Colleen Tillett
    Location: Gravelly Point Park Arlington VA
  183. Red-bellied Woodpecker Melanerpes carolinus
    # Count: 22
    Date:
    Observer: Elton Morel
    Location: Long Branch Nature Center & Park
  184. Ruby-throated Hummingbird Archilochus colubris
    # Count: 10
    Date:
    Observer: Northern Virginia Bird Club
    Location: Long Branch Nature Center & Park
  185. Yellow-throated Vireo Vireo flavifrons
    # Count: 4
    Date:
    Observer: Alan Schreck
    Location: Potomac Overlook Regional Park
  186. American Pipit Anthus rubescens
    # Count: 50
    Date:
    Observer: Jason Berry
    Location: Gravelly Point Park
  187. Gadwall Mareca strepera
    # Count: 21
    Date:
    Observer: Alan Miranda
    Location: Gravelly Point Park
  188. Carolina Chickadee Poecile carolinensis
    # Count: 90
    Date:
    Observer: Casey Pittrizzi
    Location: Potomac Overlook Regional Park
  189. Tufted Titmouse Baeolophus bicolor
    # Count: 59
    Date:
    Observer: Casey Pittrizzi
    Location: Potomac Overlook Regional Park
  190. Carolina Wren Thryothorus ludovicianus
    # Count: 45
    Date:
    Observer: Casey Pittrizzi
    Location: Potomac Overlook Regional Park
  191. House Finch Haemorhous mexicanus
    # Count: 81
    Date:
    Observer: Alan Schreck
    Location: 22209 Arlington
  192. Green-winged Teal Anas crecca
    # Count: 4
    Date:
    Observer: Paul Pisano
    Location: Gravelly Point Park
  193. Black-bellied Plover Pluvialis squatarola
    # Count: 1
    Date:
    Observer: Paul Pisano
    Location: Gravelly Point Park
  194. Blue-gray Gnatcatcher Polioptila caerulea
    # Count: 19
    Date:
    Observer: Alan Schreck
    Location: Gulf Branch Natural Area
  195. Acadian Flycatcher Empidonax virescens
    # Count: 18
    Date:
    Observer: Alan Schreck
    Location: Potomac Overlook Regional Park
  196. Bicknell's Thrush Catharus bicknelli
    # Count: 1
    Date:
    Observer: Alan Schreck
    Location: Potomac Overlook Regional Park
  197. Nashville Warbler Leiothlypis ruficapilla
    # Count: 5
    Date:
    Observer: Elton Morel
    Location: Fort C.F. Smith Park
  198. Bank Swallow Riparia riparia
    # Count: 4
    Date:
    Observer: Val Kitchens
    Location: Fort C.F. Smith Park
  199. Cedar Waxwing Bombycilla cedrorum
    # Count: 200
    Date:
    Observer: Thomas Brooks
    Location: Gravelly Point Park
  200. Wood Duck Aix sponsa
    # Count: 26
    Date:
    Observer: Paul Mocko
    Location: Potomac Heritage Trail
  201. Mallard Anas platyrhynchos
    # Count: 311
    Date:
    Observer: Rusty Moran
    Location: TR Island to North of Dyke Marsh
  202. Sharp-shinned Hawk Accipiter striatus
    # Count: 3
    Date:
    Observer: Val Kitchens
    Location: Fort C.F. Smith Park
  203. Belted Kingfisher Megaceryle alcyon
    # Count: 5
    Date:
    Observer: Peter Frechtel
    Location: Potomac Heritage Trail
  204. Brown-headed Cowbird Molothrus ater
    # Count: 1000
    Date:
    Observer: Thomas Brooks
    Location: Pentagon Row
  205. Broad-winged Hawk Buteo platypterus
    # Count: 100
    Date:
    Observer: Val Kitchens
    Location: Fort C.F. Smith Park
  206. Baltimore Oriole Icterus galbula
    # Count: 7
    Date:
    Observer: Michael W
    Location: Fort C.F. Smith Park
  207. Whimbrel Numenius phaeopus
    # Count: 25
    Date:
    Observer: Paul Pisano
    Location: Washington National Airport
  208. Peregrine Falcon Falco peregrinus
    # Count: 3
    Date:
    Observer: Val Kitchens
    Location: Fort C.F. Smith Park
  209. Gray-cheeked Thrush Catharus minimus
    # Count: 3
    Date:
    Observer: Elton Morel
    Location: Long Branch Nature Center & Park
  210. Wilson's Warbler Cardellina pusilla
    # Count: 5
    Date:
    Observer: Val Kitchens
    Location: Fort C.F. Smith Park
  211. Bobolink Dolichonyx oryzivorus
    # Count: 33
    Date:
    Observer: Gerco Hoogeweg
    Location: Gravelly Point
  212. Indigo Bunting Passerina cyanea
    # Count: 12
    Date:
    Observer: Jay Keller
    Location: Fort C.F. Smith Park
  213. Field Sparrow Spizella pusilla
    # Count: 10
    Date:
    Observer: Jay Keller
    Location: Fort C.F. Smith Park
  214. Pied-billed Grebe Podilymbus podiceps
    # Count: 22
    Date:
    Observer: Jay Keller
    Location: Roaches Run Waterfowl Sanctuary
  215. Swamp Sparrow Melospiza georgiana
    # Count: 12
    Date:
    Observer: Jay Keller
    Location: Fort C.F. Smith Park
  216. American Goldfinch Spinus tristis
    # Count: 225
    Date:
    Observer: Jay Keller
    Location: Fort C.F. Smith Park
  217. Clay-colored Sparrow Spizella pallida
    # Count: 1
    Date:
    Observer: Jay Keller
    Location: Fort C.F. Smith Park
  218. White-eyed Vireo Vireo griseus
    # Count: 3
    Date:
    Observer: Catherine Bailey
    Location: 22207 Arlington
  219. Song Sparrow Melospiza melodia
    # Count: 81
    Date:
    Observer: Catherine Kubo
    Location: Long Branch Nature Center & Park
  220. Yellow-rumped Warbler Setophaga coronata
    # Count: 125
    Date:
    Observer: Jay Keller
    Location: Fort C.F. Smith Park
  221. Connecticut Warbler Oporornis agilis
    # Count: 2
    Date:
    Observer: Jay Keller
    Location: Potomac Overlook Regional Park
  222. Gray Catbird Dumetella carolinensis
    # Count: 28
    Date:
    Observer: Jay Keller
    Location: Fort C.F. Smith Park
  223. Brown Thrasher Toxostoma rufum
    # Count: 8
    Date:
    Observer: Val Kitchens
    Location: Fort C.F. Smith Park
  224. Sora Porzana carolina
    # Count: X
    Date:
    Observer: Val Kitchens
    Location: Fort C.F. Smith Park
  225. Blackpoll Warbler Setophaga striata
    # Count: 38
    Date:
    Observer: Jay Keller
    Location: Fort C.F. Smith Park
  226. Yellow-bellied Sapsucker Sphyrapicus varius
    # Count: 7
    Date:
    Observer: Northern Virginia Bird Club
    Location: Long Branch Nature Center & Park
  227. Rufous Hummingbird Selasphorus rufus
    # Count: 1
    Date:
    Observer: Phil Kenny
    Location: 5210 27th Road
  228. Eastern Screech-Owl Megascops asio
    # Count: 6
    Date:
    Observer: Northern Virginia Bird Club
    Location: Long Branch Nature Center & Park
  229. Ruddy Duck Oxyura jamaicensis
    # Count: 50
    Date:
    Observer: Marcia Balestri
    Location: Roaches Run Waterfowl Sanctuary
  230. Iceland Gull Larus glaucoides
    # Count: 1
    Date:
    Observer: Dave Czaplak
    Location: Roaches Run Waterfowl Sanctuary
  231. Summer Tanager Piranga rubra
    # Count: 2
    Date:
    Observer: Bruce Hill
    Location: Potomac Overlook Regional Park
  232. Pacific Loon Gavia pacifica
    # Count: X
    Date:
    Observer: Val Kitchens
    Location: Roaches Run Waterfowl Sanctuary
  233. Veery Catharus fuscescens
    # Count: 7
    Date:
    Observer: Val Kitchens
    Location: Lubber Run Park
  234. Tennessee Warbler Leiothlypis peregrina
    # Count: 6
    Date:
    Observer: Val Kitchens
    Location: Lubber Run Park
  235. Rose-breasted Grosbeak Pheucticus ludovicianus
    # Count: 8
    Date:
    Observer: Val Kitchens
    Location: Long Branch Nature Center & Park
  236. Parasitic Jaeger Stercorarius parasiticus
    # Count: 1
    Date:
    Observer: Val Kitchens
    Location: Reagan National Airport
  237. Upland Sandpiper Bartramia longicauda
    # Count: 1
    Date:
    Observer: Dave Czaplak
    Location: VA-ARL National Airport
  238. Common Nighthawk Chordeiles minor
    # Count: 100
    Date:
    Observer: Val Kitchens
    Location: Upton Hill Regional Park
  239. Herring Gull Larus argentatus
    # Count: 800
    Date:
    Observer: Dave Czaplak
    Location: Gravelly Point Park
  240. Great Black-backed Gull Larus marinus
    # Count: 100
    Date:
    Observer: Dave Czaplak
    Location: Gravelly Point Park
  241. Common Goldeneye Bucephala clangula
    # Count: 12
    Date:
    Observer: Paul and Joan Woodward
    Location: Roaches Run Waterfowl Sanctuary
  242. Wilson's Snipe Gallinago delicata
    # Count: 23
    Date:
    Observer: Paul and Joan Woodward
    Location: Roaches Run Waterfowl Sanctuary
  243. Northern Bobwhite Colinus virginianus
    # Count: 10
    Date:
    Observer: Paul and Joan Woodward
    Location: Roaches Run Waterfowl Sanctuary
  244. Killdeer Charadrius vociferus
    # Count: 43
    Date:
    Observer: Paul and Joan Woodward
    Location: Roaches Run Waterfowl Sanctuary
  245. Common Merganser Mergus merganser
    # Count: 53
    Date:
    Observer: Paul and Joan Woodward
    Location: Roaches Run Waterfowl Sanctuary
  246. Northern Pintail Anas acuta
    # Count: 82
    Date:
    Observer: Paul and Joan Woodward
    Location: Roaches Run Waterfowl Sanctuary
  247. Red Crossbill Loxia curvirostra
    # Count: X
    Date:
    Observer: Val Kitchens
    Location: 5013 N. 25th Road
  248. American Black Duck Anas rubripes
    # Count: 31
    Date:
    Observer: Paul and Joan Woodward
    Location: Roaches Run Waterfowl Sanctuary
  249. American Wigeon Mareca americana
    # Count: 68
    Date:
    Observer: Paul and Joan Woodward
    Location: Roaches Run Waterfowl Sanctuary
  250. Prairie Warbler Setophaga discolor
    # Count: 12
    Date:
    Observer: Virginia's omnium-gatherum
    Location: Virginia side of the Potomac, opposite Washington
  251. Kirtland's Warbler Setophaga kirtlandii
    # Count: 1
    Date:
    Observer: Virginia's omnium-gatherum
    Location: Fort Meyer (former)
  252. Piping Plover Charadrius melodus
    # Count: 1
    Date:
    Observer: Virginia's omnium-gatherum
    Location: Virginia side of the Potomac, opposite Washington
  253. Bewick's Wren Thryomanes bewickii
    # Count: 1
    Date:
    Observer: Virginia's omnium-gatherum
    Location: Arlington (exact location not known)
  254. Passenger Pigeon Ectopistes migratorius
    # Count: 1
    Date:
    Observer: Virginia's omnium-gatherum
    Location: Arlington (exact location not known)
  255. Common Redpoll Acanthis flammea
    # Count: 1
    Date:
    Observer: Virginia's omnium-gatherum
    Location: Fort Runyon (former)
  256. Long-eared Owl Asio otus
    # Count: 1

Exotic: Escapee (7)

  1. Chukar Alectoris chukar
    # Count: 1
    Date:
    Observer: Michael Madorma
    Location: Arlington
  2. Budgerigar Melopsittacus undulatus
    # Count: 1
    Date:
    Observer: Jay Bishop
    Location: VA - Ong and Ba’s
  3. Ring-necked Pheasant Phasianus colchicus
    # Count: 1
    Date:
    Observer: NOVA Parks Roving Naturalist
    Location: Potomac Overlook Regional Park
  4. Golden Pheasant Chrysolophus pictus
    # Count: 1
    Date:
    Observer: Tom Arata
    Location: 1900 Blk. North Hollister St
  5. Muscovy Duck Cairina moschata
    # Count: 2
    Date:
    Observer: Henry Church
    Location: Theodore Roosevelt Island
  6. Egyptian Goose Alopochen aegyptiaca
    # Count: 1
    Date:
    Observer: Paul Pisano
    Location: Washington National Airport
  7. Red Junglefowl Gallus gallus
    # Count: 6
    Date:
    Observer: Art Drauglis
    Location: Roaches Run Waterfowl Sanctuary

Hybrids (2)

  1. Brewster's Warbler (hybrid) Vermivora chrysoptera x cyanoptera (F1 hybrid)
    # Count: 1
    Date:
    Observer: David Ledwith
    Location: Fort C.F. Smith Park
  2. Mallard x American Black Duck (hybrid) Anas platyrhynchos x rubripes
    # Count: 2
    Date:
    Observer: Ananda Kalukin
    Location: Long Branch Nature Center & Park

Additional Taxa (61)

  1. woodpecker sp. Picidae sp.
    # Count: 7
    Date:
    Observer: Sultan Althiyabi
    Location: Long Branch Nature Center & Park
  2. white egret sp. Egretta/Bubulcus/Ardea sp.
    # Count: 1
    Date:
    Observer: Ed Wallace
    Location: Potomac Heritage Trail
  3. shorebird sp. Charadriiformes sp.
    # Count: 11
    Date:
    Observer: Ed Wallace
    Location: Gravelly Point Park
  4. tern sp. Sterninae sp.
    # Count: 1
    Date:
    Observer: Ed Wallace
    Location: Gravelly Point Park
  5. new world vulture sp. Cathartidae sp.
    # Count: 3
    Date:
    Observer: Anonymous eBirder
    Location: Fort C.F. Smith Park
  6. Yellow-billed/Black-billed Cuckoo Coccyzus americanus/erythropthalmus
    # Count: 1
    Date:
    Observer: Joanne Hutton
    Location: Fort C.F. Smith Park, Arlington US-VA 38.90121, -77.08811
  7. Louisiana/Northern Waterthrush Parkesia motacilla/noveboracensis
    # Count: 1
    Date:
    Observer: Ed Wallace
    Location: Bluemont Park
  8. Sharp-shinned/Cooper's Hawk Accipiter striatus/cooperii
    # Count: 1
    Date:
    Observer: Chris Henry
    Location: Arlington National Cemetery
  9. wren sp. Troglodytidae sp.
    # Count: 6
    Date:
    Observer: Elise Bean
    Location: Bean-Carver Home
  10. gull sp. Larinae sp.
    # Count: 1000
    Date:
    Observer: Ed Wallace
    Location: Gravelly Point Park
  11. grebe sp. Podicipedidae sp.
    # Count: 1
    Date:
    Observer: Joan Mashburn
    Location: Gravelly Point Park
  12. owl sp. Strigiformes sp.
    # Count: 2
    Date:
    Observer: Anonymous eBirder
    Location: Potomac Overlook Regional Park
  13. falcon sp. Falco sp.
    # Count: 1
    Date:
    Observer: Carol Mullen
    Location: Fort C.F. Smith Park
  14. American/Fish Crow Corvus brachyrhynchos/ossifragus
    # Count: 50
    Date:
    Observer: Anonymous eBirder
    Location: Donaldson Run Nature Area
  15. Spizella sp. Spizella sp.
    # Count: 1
    Date:
    Observer: Debra Tinker
    Location: US-Virginia-Arlington-207 North Oakland Street - 38.874x-77.101
  16. Accipiter sp. Accipiter sp.
    # Count: 1
    Date:
    Observer: Margaret Poethig
    Location: Home (eBird)
  17. peep sp. Calidris sp. (peep sp.)
    # Count: 2
    Date:
    Observer: Ed Wallace
    Location: Gravelly Point Park
  18. Larus sp. Larus sp.
    # Count: 1
    Date:
    Observer: Eamon Corbett
    Location: Reagan National Airport
  19. Passerina sp. Passerina sp.
    # Count: 4
    Date:
    Observer: Heidi Ananthakrishnan
    Location: Home courtyard (38.875, -77.087)
  20. vireo sp. Vireo sp.
    # Count: 3
    Date:
    Observer: Peter LaBelle
    Location: Potomac Overlook Regional Park
  21. tanager sp. (Piranga sp.) Piranga sp.
    # Count: 1
    Date:
    Observer: Joanne Hutton
    Location: Fort C.F. Smith Park, Arlington US-VA 38.90137, -77.09013
  22. blackbird sp. Icteridae sp.
    # Count: 500
    Date:
    Observer: Ed Wallace
    Location: Fort C.F. Smith Park
  23. Cackling/Canada Goose Branta hutchinsii/canadensis
    # Count: 28
    Date:
    Observer: David Allen
    Location: Mount Vernon Trail, Arlington, Virginia, US (38.891, -77.065)
  24. corvid sp. Corvidae sp.
    # Count: 1
    Date:
    Observer: Cristina Pereira
    Location: Rock Spring Park
  25. rail/crake sp. Rallidae sp. (rail/crake sp.)
    # Count: 1
    Date:
    Observer: Danté Julius
    Location: Bluemont Park
  26. duck sp. Anatidae (duck sp.)
    # Count: 25
    Date:
    Observer: Ed Wallace
    Location: Gravelly Point Park
  27. Setophaga sp. Setophaga sp.
    # Count: 2
    Date:
    Observer: Matt Felperin
    Location: Potomac Overlook Regional Park
  28. Buteo sp. Buteo sp.
    # Count: 200
    Date:
    Observer: Burak Gunes
    Location: Ballston Beaver Pond
  29. swan sp. Cygnus sp.
    # Count: 2
    Date:
    Observer: Leslie Long
    Location: 922 N Ivy St, Arlington US-VA 38.88362, -77.09833
  30. goose sp. Anatidae (goose sp.)
    # Count: 1
    Date:
    Observer: Todd Kiraly
    Location: Gravelly Point Park
  31. Downy/Hairy Woodpecker Dryobates pubescens/villosus
    # Count: 6
    Date:
    Observer: Jenny Schmidt
    Location: Barcroft Park
  32. new world warbler sp. Parulidae sp.
    # Count: 25
    Date:
    Observer: Agata Kordula
    Location: George Washington Memorial Pkwy, McLean US-VA 38.89755, -77.06816
  33. passerine sp. Passeriformes sp.
    # Count: 1000
    Date:
    Observer: Emily Williams
    Location: Pentagon Tribute of Light
  34. Yellow-crowned/Black-crowned Night Heron Nycticorax nycticorax/Nyctanassa violacea
    # Count: 1
    Date:
    Observer: Emily Williams
    Location: Pentagon Tribute of Light
  35. Ruby-crowned/Golden-crowned Kinglet Corthylio calendula/Regulus satrapa
    # Count: 1
    Date:
    Observer: Sharon Hughes
    Location: Windy Run Park
  36. crow sp. Corvus sp. (crow sp.)
    # Count: 7700
    Date:
    Observer: Larry Cartwright
    Location: Crow Roost Area S. Walter Reed Drive and South Wakefield Street
  37. hummingbird sp. Trochilidae sp.
    # Count: 1
    Date:
    Observer: Matt Felperin
    Location: Potomac Overlook Regional Park
  38. Bay-breasted/Blackpoll Warbler Setophaga castanea/striata
    # Count: 1
    Date:
    Observer: Bill Hohenstein
    Location: Upton Hill Regional Park
  39. Empidonax sp. Empidonax sp.
    # Count: 2
    Date:
    Observer: Marty Meserve
    Location: Upton Hill Regional Park
  40. Catharus sp. Catharus sp.
    # Count: 6
    Date:
    Observer: Ed Wallace
    Location: Potomac Overlook Regional Park
  41. Acanthis/Spinus sp. Acanthis/Spinus sp.
    # Count: 2
    Date:
    Observer: chelsea porter
    Location: 11th St N
  42. Carolina/Black-capped Chickadee Poecile carolinensis/atricapillus
    # Count: 8
    Date:
    Observer: Elizabeth Haraburda
    Location: 5839 Washington Blvd, Arlington US-VA 38.88528, -77.13985
  43. diurnal raptor sp. Accipitriformes/Falconiformes sp.
    # Count: 1
    Date:
    Observer: Anna Wilson
    Location: 13th St. N and N Troy St., Arlington US-VA (38.8883,-77.0827)
  44. Alder/Willow Flycatcher (Traill's Flycatcher) Empidonax alnorum/traillii
    # Count: 2
    Date:
    Observer: Anna Wilson
    Location: Benjamin Banneker Park
  45. hawk sp. Accipitridae sp. (hawk sp.)
    # Count: 20
    Date:
    Observer: Burak Gunes
    Location: Ballston Beaver Pond
  46. waterfowl sp. Anatidae sp.
    # Count: 1
    Date:
    Observer: Katie Hodge
    Location: Post Office Road, Washington, District of Columbia, US (38.843, -77.045)
  47. new world sparrow sp. Passerellidae sp.
    # Count: 50
    Date:
    Observer: MP Kieffer
    Location: Benjamin Banneker Park
  48. Common/Red-breasted Merganser Mergus merganser/serrator
    # Count: 8
    Date:
    Observer: Ed Wallace
    Location: National Airport - South end
  49. House/Purple Finch Haemorhous mexicanus/purpureus
    # Count: 12
    Date:
    Observer: Patricia Haman
    Location: 3839 26th Street North
  50. Domestic goose sp. (Domestic type) Anser sp. (Domestic type)
    # Count: 15
    Date:
    Observer: Nathan Erwin
    Location: Patrick Henry Elem
  51. Mallard/American Black Duck Anas platyrhynchos/rubripes
    # Count: 3
    Date:
    Observer: Rick Jackson
    Location: US-VA-Arlington-2317 N Richmond St - 38.9041x-77.1119
  52. Lesser/Greater Yellowlegs Tringa flavipes/melanoleuca
    # Count: 4
    Date:
    Observer: Elton Morel
    Location: Gravelly Point Park
  53. Greater/Lesser Scaup Aythya marila/affinis
    # Count: 350
    Date:
    Observer: David Farner
    Location: Gravelly Point Park
  54. swallow sp. Hirundinidae sp.
    # Count: 78
    Date:
    Observer: Michael Bowen
    Location: Arlington National Cemetery
  55. loon sp. Gavia sp.
    # Count: 1
    Date:
    Observer: David Winkler
    Location: US-VA-Arlington-722 22nd St S
  56. Scolopacidae sp. Scolopacidae sp.
    # Count: 1
    Date:
    Observer: Thomas Brooks
    Location: Glencarlyn Park
  57. Coccyzus sp. Coccyzus sp.
    # Count: 1
    Date:
    Observer: Thomas Brooks
    Location: Fort C.F. Smith Park
  58. thrush sp. Turdidae sp.
    # Count: 1
    Date:
    Observer: Kelly Krechmer
    Location: The Crystal City Shops, Arlington US-VA (38.8591,-77.0488)
  59. bird sp. Aves sp.
    # Count: 1
    Date:
    Observer: Kelly Krechmer
    Location: The Crystal City Shops, Arlington US-VA (38.8590,-77.0499)
  60. Philadelphia/Warbling Vireo Vireo philadelphicus/gilvus
    # Count: X
    Date:
    Observer: Val Kitchens
    Location: Fort C.F. Smith Park
  61. Western/Semipalmated Sandpiper Calidris mauri/pusilla
    # Count: X
    Date:
    Observer: Val Kitchens
    Location: Fort C.F. Smith Park