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Bird List

Updated ~15 seconds ago
177 All Years 108 This Year 2024 63 This Month May 2024
Last Observed First Observed High Count

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  1. Species Name
    Count
    Date
    Observer
    Location

Native and Naturalized (177)

  1. Mallard Anas platyrhynchos
    # Count: 2
    Date:
    Observer: Callan Swenson
    Location: Rock Creek Park
  2. Mourning Dove Zenaida macroura
    # Count: 2
    Date:
    Observer: Callan Swenson
    Location: Rock Creek Park
  3. Red-bellied Woodpecker Melanerpes carolinus
    # Count: 3
    Date:
    Observer: Callan Swenson
    Location: Rock Creek Park
  4. Downy Woodpecker Dryobates pubescens
    # Count: 2
    Date:
    Observer: Callan Swenson
    Location: Rock Creek Park
  5. Hairy Woodpecker Dryobates villosus
    # Count: 1
    Date:
    Observer: Callan Swenson
    Location: Rock Creek Park
  6. Pileated Woodpecker Dryocopus pileatus
    # Count: 1
    Date:
    Observer: Callan Swenson
    Location: Rock Creek Park
  7. Northern Flicker Colaptes auratus
    # Count: 1
    Date:
    Observer: Callan Swenson
    Location: Rock Creek Park
  8. Eastern Wood-Pewee Contopus virens
    # Count: 2
    Date:
    Observer: Callan Swenson
    Location: Rock Creek Park
  9. Acadian Flycatcher Empidonax virescens
    # Count: 2
    Date:
    Observer: Callan Swenson
    Location: Rock Creek Park
  10. Eastern Phoebe Sayornis phoebe
    # Count: 2
    Date:
    Observer: Callan Swenson
    Location: Rock Creek Park
  11. Great Crested Flycatcher Myiarchus crinitus
    # Count: 1
    Date:
    Observer: Callan Swenson
    Location: Rock Creek Park
  12. Red-eyed Vireo Vireo olivaceus
    # Count: 2
    Date:
    Observer: Callan Swenson
    Location: Rock Creek Park
  13. Blue Jay Cyanocitta cristata
    # Count: 2
    Date:
    Observer: Callan Swenson
    Location: Rock Creek Park
  14. American Crow Corvus brachyrhynchos
    # Count: 1
    Date:
    Observer: Callan Swenson
    Location: Rock Creek Park
  15. Fish Crow Corvus ossifragus
    # Count: 1
    Date:
    Observer: Callan Swenson
    Location: Rock Creek Park
  16. Tufted Titmouse Baeolophus bicolor
    # Count: 10
    Date:
    Observer: Callan Swenson
    Location: Rock Creek Park
  17. Barn Swallow Hirundo rustica
    # Count: 3
    Date:
    Observer: Callan Swenson
    Location: Rock Creek Park
  18. White-breasted Nuthatch Sitta carolinensis
    # Count: 1
    Date:
    Observer: Callan Swenson
    Location: Rock Creek Park
  19. Blue-gray Gnatcatcher Polioptila caerulea
    # Count: 1
    Date:
    Observer: Callan Swenson
    Location: Rock Creek Park
  20. Carolina Wren Thryothorus ludovicianus
    # Count: 10
    Date:
    Observer: Callan Swenson
    Location: Rock Creek Park
  21. European Starling Sturnus vulgaris
    # Count: 2
    Date:
    Observer: Callan Swenson
    Location: Rock Creek Park
  22. Gray Catbird Dumetella carolinensis
    # Count: 1
    Date:
    Observer: Callan Swenson
    Location: Rock Creek Park
  23. Veery Catharus fuscescens
    # Count: 1
    Date:
    Observer: Callan Swenson
    Location: Rock Creek Park
  24. Swainson's Thrush Catharus ustulatus
    # Count: 4
    Date:
    Observer: Callan Swenson
    Location: Rock Creek Park
  25. Wood Thrush Hylocichla mustelina
    # Count: 2
    Date:
    Observer: Callan Swenson
    Location: Rock Creek Park
  26. American Robin Turdus migratorius
    # Count: 25
    Date:
    Observer: Callan Swenson
    Location: Rock Creek Park
  27. American Goldfinch Spinus tristis
    # Count: 3
    Date:
    Observer: Callan Swenson
    Location: Rock Creek Park
  28. Brown-headed Cowbird Molothrus ater
    # Count: 2
    Date:
    Observer: Callan Swenson
    Location: Rock Creek Park
  29. Ovenbird Seiurus aurocapilla
    # Count: 1
    Date:
    Observer: Callan Swenson
    Location: Rock Creek Park
  30. American Redstart Setophaga ruticilla
    # Count: 3
    Date:
    Observer: Callan Swenson
    Location: Rock Creek Park
  31. Scarlet Tanager Piranga olivacea
    # Count: 1
    Date:
    Observer: Callan Swenson
    Location: Rock Creek Park
  32. Northern Cardinal Cardinalis cardinalis
    # Count: 7
    Date:
    Observer: Callan Swenson
    Location: Rock Creek Park
  33. Wild Turkey Meleagris gallopavo
    # Count: 5
    Date:
    Observer: Alex Domb
    Location: Rock Creek Park
  34. Chimney Swift Chaetura pelagica
    # Count: 5
    Date:
    Observer: Alex Domb
    Location: Rock Creek Park
  35. Blue-headed Vireo Vireo solitarius
    # Count: 2
    Date:
    Observer: Alex Domb
    Location: Rock Creek Park
  36. Common Raven Corvus corax
    # Count: 2
    Date:
    Observer: Alex Domb
    Location: Rock Creek Park
  37. Carolina Chickadee Poecile carolinensis
    # Count: 1
    Date:
    Observer: Alex Domb
    Location: Rock Creek Park
  38. House Wren Troglodytes aedon
    # Count: 1
    Date:
    Observer: Alex Domb
    Location: Rock Creek Park
  39. House Sparrow Passer domesticus
    # Count: 2
    Date:
    Observer: Alex Domb
    Location: Rock Creek Park
  40. House Finch Haemorhous mexicanus
    # Count: 3
    Date:
    Observer: Alex Domb
    Location: Rock Creek Park
  41. Lincoln's Sparrow Melospiza lincolnii
    # Count: 1
    Date:
    Observer: Alex Domb
    Location: Rock Creek Park
  42. Swamp Sparrow Melospiza georgiana
    # Count: 1
    Date:
    Observer: Alex Domb
    Location: Rock Creek Park
  43. Black-and-white Warbler Mniotilta varia
    # Count: 3
    Date:
    Observer: Alex Domb
    Location: Rock Creek Park
  44. Nashville Warbler Leiothlypis ruficapilla
    # Count: 1
    Date:
    Observer: Alex Domb
    Location: Rock Creek Park
  45. Common Yellowthroat Geothlypis trichas
    # Count: 2
    Date:
    Observer: Alex Domb
    Location: Rock Creek Park
  46. Northern Parula Setophaga americana
    # Count: 2
    Date:
    Observer: Alex Domb
    Location: Rock Creek Park
  47. Magnolia Warbler Setophaga magnolia
    # Count: 3
    Date:
    Observer: Alex Domb
    Location: Rock Creek Park
  48. Bay-breasted Warbler Setophaga castanea
    # Count: 1
    Date:
    Observer: Alex Domb
    Location: Rock Creek Park
  49. Blackburnian Warbler Setophaga fusca
    # Count: 1
    Date:
    Observer: Alex Domb
    Location: Rock Creek Park
  50. Chestnut-sided Warbler Setophaga pensylvanica
    # Count: 1
    Date:
    Observer: Alex Domb
    Location: Rock Creek Park
  51. Black-throated Blue Warbler Setophaga caerulescens
    # Count: 1
    Date:
    Observer: Alex Domb
    Location: Rock Creek Park
  52. Yellow-rumped Warbler Setophaga coronata
    # Count: 5
    Date:
    Observer: Alex Domb
    Location: Rock Creek Park
  53. Indigo Bunting Passerina cyanea
    # Count: 1
    Date:
    Observer: Alex Domb
    Location: Rock Creek Park
  54. Osprey Pandion haliaetus
    # Count: 1
    Date:
    Observer: T Arnold
    Location: Rock Creek Park
  55. Common Grackle Quiscalus quiscula
    # Count: 1
    Date:
    Observer: T Arnold
    Location: Rock Creek Park
  56. White-throated Sparrow Zonotrichia albicollis
    # Count: 1
    Date:
    Observer: T Arnold
    Location: Rock Creek Park
  57. Barred Owl Strix varia
    # Count: 1
    Date:
    Observer: Callan Swenson
    Location: Rock Creek Park
  58. Cape May Warbler Setophaga tigrina
    # Count: 1
    Date:
    Observer: Callan Swenson
    Location: Rock Creek Park
  59. Rose-breasted Grosbeak Pheucticus ludovicianus
    # Count: 1
    Date:
    Observer: Callan Swenson
    Location: Rock Creek Park
  60. Turkey Vulture Cathartes aura
    # Count: 1
    Date:
    Observer: Emily Lange
    Location: Rock Creek Park
  61. Eastern Towhee Pipilo erythrophthalmus
    # Count: 1
    Date:
    Observer: Emily Lange
    Location: Rock Creek Park
  62. Louisiana Waterthrush Parkesia motacilla
    # Count: 2
    Date:
    Observer: Michael Bender
    Location: Rock Creek Park
  63. Black-throated Green Warbler Setophaga virens
    # Count: 1
    Date:
    Observer: Michael Bender
    Location: Rock Creek Park
  64. Eastern Bluebird Sialia sialis
    # Count: 1
    Date:
    Observer: Callan Swenson
    Location: Rock Creek Park
  65. Song Sparrow Melospiza melodia
    # Count: 1
    Date:
    Observer: Callan Swenson
    Location: Rock Creek Park
  66. Baltimore Oriole Icterus galbula
    # Count: 1
    Date:
    Observer: Callan Swenson
    Location: Rock Creek Park
  67. Yellow Warbler Setophaga petechia
    # Count: 1
    Date:
    Observer: Callan Swenson
    Location: Rock Creek Park
  68. Wood Duck Aix sponsa
    # Count: 4
    Date:
    Observer: Melissa Ludwig
    Location: Rock Creek Park
  69. Rock Pigeon Columba livia
    # Count: 1
    Date:
    Observer: Melissa Ludwig
    Location: Rock Creek Park
  70. Common Loon Gavia immer
    # Count: 1
    Date:
    Observer: Betsy Lovejoy
    Location: Rock Creek Park
  71. Double-crested Cormorant Nannopterum auritum
    # Count: 7
    Date:
    Observer: Melissa Ludwig
    Location: Rock Creek Park
  72. Great Blue Heron Ardea herodias
    # Count: 1
    Date:
    Observer: Melissa Ludwig
    Location: Rock Creek Park
  73. Black Vulture Coragyps atratus
    # Count: 1
    Date:
    Observer: Betsy Lovejoy
    Location: Rock Creek Park
  74. Cooper's Hawk Accipiter cooperii
    # Count: 2
    Date:
    Observer: Betsy Lovejoy
    Location: Rock Creek Park
  75. Bald Eagle Haliaeetus leucocephalus
    # Count: 1
    Date:
    Observer: Melissa Ludwig
    Location: Rock Creek Park
  76. Red-shouldered Hawk Buteo lineatus
    # Count: 2
    Date:
    Observer: Melissa Ludwig
    Location: Rock Creek Park
  77. Red-tailed Hawk Buteo jamaicensis
    # Count: 1
    Date:
    Observer: Melissa Ludwig
    Location: Rock Creek Park
  78. Merlin Falco columbarius
    # Count: 1
    Date:
    Observer: Betsy Lovejoy
    Location: Rock Creek Park
  79. Eastern Kingbird Tyrannus tyrannus
    # Count: 2
    Date:
    Observer: Melissa Ludwig
    Location: Rock Creek Park
  80. Yellow-throated Vireo Vireo flavifrons
    # Count: 1
    Date:
    Observer: Betsy Lovejoy
    Location: Rock Creek Park
  81. Warbling Vireo Vireo gilvus
    # Count: 1
    Date:
    Observer: Betsy Lovejoy
    Location: Rock Creek Park
  82. Tree Swallow Tachycineta bicolor
    # Count: 3
    Date:
    Observer: Melissa Ludwig
    Location: Rock Creek Park
  83. Northern Rough-winged Swallow Stelgidopteryx serripennis
    # Count: 3
    Date:
    Observer: Melissa Ludwig
    Location: Rock Creek Park
  84. Ruby-crowned Kinglet Corthylio calendula
    # Count: 5
    Date:
    Observer: Melissa Ludwig
    Location: Rock Creek Park
  85. Brown Thrasher Toxostoma rufum
    # Count: 1
    Date:
    Observer: Melissa Ludwig
    Location: Rock Creek Park
  86. Northern Mockingbird Mimus polyglottos
    # Count: 1
    Date:
    Observer: Melissa Ludwig
    Location: Rock Creek Park
  87. Hermit Thrush Catharus guttatus
    # Count: 2
    Date:
    Observer: Melissa Ludwig
    Location: Rock Creek Park
  88. Cedar Waxwing Bombycilla cedrorum
    # Count: 1
    Date:
    Observer: Betsy Lovejoy
    Location: Rock Creek Park
  89. Chipping Sparrow Spizella passerina
    # Count: 4
    Date:
    Observer: Melissa Ludwig
    Location: Rock Creek Park
  90. Blue-winged Warbler Vermivora cyanoptera
    # Count: 1
    Date:
    Observer: American Bird Conservancy
    Location: Rock Creek Park
  91. Hooded Warbler Setophaga citrina
    # Count: 1
    Date:
    Observer: Betsy Lovejoy
    Location: Rock Creek Park
  92. Cerulean Warbler Setophaga cerulea
    # Count: 1
    Date:
    Observer: American Bird Conservancy
    Location: Rock Creek Park
  93. Palm Warbler Setophaga palmarum
    # Count: 1
    Date:
    Observer: Melissa Ludwig
    Location: Rock Creek Park
  94. Common Merganser Mergus merganser
    # Count: 2
    Date:
    Observer: Kyle Gardiner
    Location: Rock Creek Park
  95. Yellow-bellied Sapsucker Sphyrapicus varius
    # Count: 3
    Date:
    Observer: Kyle Gardiner
    Location: Rock Creek Park
  96. Golden-crowned Kinglet Regulus satrapa
    # Count: 12
    Date:
    Observer: Kyle Gardiner
    Location: Rock Creek Park
  97. Brown Creeper Certhia americana
    # Count: 1
    Date:
    Observer: Kyle Gardiner
    Location: Rock Creek Park
  98. Winter Wren Troglodytes hiemalis
    # Count: 2
    Date:
    Observer: Kyle Gardiner
    Location: Rock Creek Park
  99. Field Sparrow Spizella pusilla
    # Count: 1
    Date:
    Observer: Kyle Gardiner
    Location: Rock Creek Park
  100. Dark-eyed Junco Junco hyemalis
    # Count: 12
    Date:
    Observer: Kyle Gardiner
    Location: Rock Creek Park
  101. Belted Kingfisher Megaceryle alcyon
    # Count: 1
    Date:
    Observer: Callan Swenson
    Location: Rock Creek Park
  102. Pine Warbler Setophaga pinus
    # Count: 1
    Date:
    Observer: Callan Swenson
    Location: Rock Creek Park
  103. Fox Sparrow Passerella iliaca
    # Count: 1
    Date:
    Observer: Callan Swenson
    Location: Rock Creek Park
  104. Red-winged Blackbird Agelaius phoeniceus
    # Count: 1
    Date:
    Observer: David Lauter
    Location: Rock Creek Park
  105. Canada Goose Branta canadensis
    # Count: 4
    Date:
    Observer: Matt Hack
    Location: Rock Creek Park
  106. Killdeer Charadrius vociferus
    # Count: 1
    Date:
    Observer: Matt Hack
    Location: Rock Creek Park
  107. American Woodcock Scolopax minor
    # Count: 1
    Date:
    Observer: Matt Hack
    Location: Rock Creek Park
  108. Ring-billed Gull Larus delawarensis
    # Count: 3
    Date:
    Observer: Matt Hack
    Location: Rock Creek Park
  109. Purple Finch Haemorhous purpureus
    # Count: 1
    Date:
    Observer: Roger Horn
    Location: Rock Creek Park
  110. White-crowned Sparrow Zonotrichia leucophrys
    # Count: 1
    Date:
    Observer: Callan Swenson
    Location: Rock Creek Park
  111. American Black Duck Anas rubripes
    # Count: 2
    Date:
    Observer: Brennan Kizer Ball
    Location: Rock Creek Park
  112. Tennessee Warbler Leiothlypis peregrina
    # Count: 2
    Date:
    Observer: Rachel Barham
    Location: Rock Creek Park
  113. Canada Warbler Cardellina canadensis
    # Count: 1
    Date:
    Observer: Christine Ley
    Location: Rock Creek Park
  114. Ruby-throated Hummingbird Archilochus colubris
    # Count: 1
    Date:
    Observer: Alex Domb
    Location: Rock Creek Park
  115. Yellow-billed Cuckoo Coccyzus americanus
    # Count: 1
    Date:
    Observer: Alex Domb
    Location: Rock Creek Park
  116. Purple Martin Progne subis
    # Count: 2
    Date:
    Observer: Will Kaselow
    Location: Rock Creek Park
  117. Yellow-throated Warbler Setophaga dominica
    # Count: 2
    Date:
    Observer: Denise Ryan
    Location: Rock Creek Park
  118. Great Horned Owl Bubo virginianus
    # Count: 2
    Date:
    Observer: Denise Ryan
    Location: Rock Creek Park
  119. Gray-cheeked Thrush Catharus minimus
    # Count: 1
    Date:
    Observer: Hunter Foddrill
    Location: Rock Creek Park
  120. Kentucky Warbler Geothlypis formosa
    # Count: 1
    Date:
    Observer: Hunter Foddrill
    Location: Rock Creek Park
  121. Blackpoll Warbler Setophaga striata
    # Count: 2
    Date:
    Observer: Hunter Foddrill
    Location: Rock Creek Park
  122. Northern Waterthrush Parkesia noveboracensis
    # Count: 1
    Date:
    Observer: Althea Harlin
    Location: Rock Creek Park
  123. Black-billed Cuckoo Coccyzus erythropthalmus
    # Count: 1
    Date:
    Observer: David Lauter
    Location: Rock Creek Park
  124. Spotted Sandpiper Actitis macularius
    # Count: 1
    Date:
    Observer: Paul Budde
    Location: Rock Creek Park
  125. Common Nighthawk Chordeiles minor
    # Count: 1
    Date:
    Observer: Denise Ryan
    Location: Rock Creek Park
  126. Bobolink Dolichonyx oryzivorus
    # Count: 1
    Date:
    Observer: Gregory Gough šŸ¦š
    Location: Rock Creek Park
  127. Worm-eating Warbler Helmitheros vermivorum
    # Count: 1
    Date:
    Observer: Gregory Gough šŸ¦š
    Location: Rock Creek Park
  128. Summer Tanager Piranga rubra
    # Count: 1
    Date:
    Observer: Gregory Gough šŸ¦š
    Location: Rock Creek Park
  129. Prairie Warbler Setophaga discolor
    # Count: 1
    Date:
    Observer: Maddy P
    Location: Rock Creek Park
  130. Green Heron Butorides virescens
    # Count: 1
    Date:
    Observer: Bodo Stern
    Location: Rock Creek Park
  131. Rusty Blackbird Euphagus carolinus
    # Count: 1
    Date:
    Observer: David Lauter
    Location: Rock Creek Park
  132. Red-breasted Nuthatch Sitta canadensis
    # Count: 1
    Date:
    Observer: Michael McCloy
    Location: Rock Creek Park
  133. Great Egret Ardea alba
    # Count: 1
    Date:
    Observer: Voshadhi Amarasinghe
    Location: Rock Creek Park
  134. Orchard Oriole Icterus spurius
    # Count: 1
    Date:
    Observer: Bodo Stern
    Location: Rock Creek Park
  135. Broad-winged Hawk Buteo platypterus
    # Count: 1
    Date:
    Observer: Nikolai Orgland
    Location: Rock Creek Park
  136. Philadelphia Vireo Vireo philadelphicus
    # Count: 2
    Date:
    Observer: Christine Ley
    Location: Rock Creek Park
  137. Solitary Sandpiper Tringa solitaria
    # Count: 1
    Date:
    Observer: Art Drauglis
    Location: Rock Creek Park
  138. Wilson's Warbler Cardellina pusilla
    # Count: 1
    Date:
    Observer: Pete Givan
    Location: Rock Creek Park
  139. Bank Swallow Riparia riparia
    # Count: 1
    Date:
    Observer: Lisa Frank
    Location: Rock Creek Park
  140. Sharp-shinned Hawk Accipiter striatus
    # Count: 1
    Date:
    Observer: David Lauter
    Location: Rock Creek Park
  141. Blue Grosbeak Passerina caerulea
    # Count: 1
    Date:
    Observer: Sharon Forsyth
    Location: Rock Creek Park
  142. Red-headed Woodpecker Melanerpes erythrocephalus
    # Count: 1
    Date:
    Observer: Sharon Forsyth
    Location: Rock Creek Park
  143. Marsh Wren Cistothorus palustris
    # Count: 1
    Date:
    Observer: Sandra Farkas
    Location: Rock Creek Park
  144. Yellow-bellied Flycatcher Empidonax flaviventris
    # Count: 1
    Date:
    Observer: Clive Harris
    Location: Rock Creek Park
  145. Least Flycatcher Empidonax minimus
    # Count: 3
    Date:
    Observer: Clive Harris
    Location: Rock Creek Park
  146. Golden-winged Warbler Vermivora chrysoptera
    # Count: 1
    Date:
    Observer: Clive Harris
    Location: Rock Creek Park
  147. Olive-sided Flycatcher Contopus cooperi
    # Count: 2
    Date:
    Observer: Clive Harris
    Location: Rock Creek Park
  148. Willow Flycatcher Empidonax traillii
    # Count: 1
    Date:
    Observer: Bodo Stern
    Location: Rock Creek Park
  149. White-eyed Vireo Vireo griseus
    # Count: 1
    Date:
    Observer: bryan peters
    Location: Rock Creek Park
  150. Prothonotary Warbler Protonotaria citrea
    # Count: 1
    Date:
    Observer: Gregory Gough šŸ¦š
    Location: Rock Creek Park
  151. Eastern Screech-Owl Megascops asio
    # Count: 1
    Date:
    Observer: Gregory Gough šŸ¦š
    Location: Rock Creek Park
  152. Black-crowned Night Heron Nycticorax nycticorax
    # Count: 1
    Date:
    Observer: Andy Frank
    Location: Rock Creek Park
  153. Savannah Sparrow Passerculus sandwichensis
    # Count: 1
    Date:
    Observer: Menachem Goldstein
    Location: Rock Creek Park
  154. Orange-crowned Warbler Leiothlypis celata
    # Count: 1
    Date:
    Observer: Kyle Schanta
    Location: Rock Creek Park
  155. Herring Gull Larus argentatus
    # Count: 1
    Date:
    Observer: Andy Frank
    Location: Rock Creek Park
  156. Mourning Warbler Geothlypis philadelphia
    # Count: 1
    Date:
    Observer: David AminišŸ¦‰
    Location: Rock Creek Park
  157. Eastern Whip-poor-will Antrostomus vociferus
    # Count: 1
    Date:
    Observer: Gregory Gough šŸ¦š
    Location: Rock Creek Park
  158. Northern Harrier Circus hudsonius
    # Count: 1
    Date:
    Observer: Sara Fuentes
    Location: Rock Creek Park
  159. Connecticut Warbler Oporornis agilis
    # Count: 1
    Date:
    Observer: Jeff Shenot
    Location: Rock Creek Park
  160. Red-throated Loon Gavia stellata
    # Count: 4
    Date:
    Observer: Anonymous eBirder
    Location: Rock Creek Park
  161. American Kestrel Falco sparverius
    # Count: 1
    Date:
    Observer: Thomas Falk
    Location: Rock Creek Park
  162. Cliff Swallow Petrochelidon pyrrhonota
    # Count: 1
    Date:
    Observer: Callan Swenson
    Location: Rock Creek Park
  163. Blue-winged Teal Spatula discors
    # Count: 1
    Date:
    Observer: William Cook
    Location: Rock Creek Park
  164. Pied-billed Grebe Podilymbus podiceps
    # Count: X
    Date:
    Observer: Gautam Surya
    Location: Rock Creek Park
  165. Vesper Sparrow Pooecetes gramineus
    # Count: 1
    Date:
    Observer: Gautam Surya
    Location: Rock Creek Park
  166. Barn Owl Tyto alba
    # Count: 1
    Date:
    Observer: Paul Pisano
    Location: Rock Creek Park
  167. Green-winged Teal Anas crecca
    # Count: 1
    Date:
    Observer: Stephen Burk
    Location: Rock Creek Park
  168. Peregrine Falcon Falco peregrinus
    # Count: 1
    Date:
    Observer: Craig Tumer
    Location: Rock Creek Park
  169. Laughing Gull Leucophaeus atricilla
    # Count: X
    Date:
    Observer: Beatrix Pond
    Location: Rock Creek Park
  170. Yellow-breasted Chat Icteria virens
    # Count: X
    Date:
    Observer: Jeanne-Marie Maher
    Location: Rock Creek Park
  171. Sedge Wren Cistothorus stellaris
    # Count: 1
    Date:
    Observer: Jeff Shenot
    Location: Rock Creek Park
  172. Greater Scaup Aythya marila
    # Count: X
    Date:
    Observer: Beatrix Pond
    Location: Rock Creek Park
  173. Eastern Meadowlark Sturnella magna
    # Count: X
    Date:
    Observer: Steve Pretl
    Location: Rock Creek Park
  174. American Wigeon Mareca americana
    # Count: 2
    Date:
    Observer: Dr. James Gibson
    Location: Rock Creek Park
  175. Great Black-backed Gull Larus marinus
    # Count: 1
    Date:
    Observer: Dr. James Gibson
    Location: Rock Creek Park
  176. Lesser Yellowlegs Tringa flavipes
    # Count: 1
    Date:
    Observer: Dr. James Gibson
    Location: Rock Creek Park
  177. Wilson's Snipe Gallinago delicata
    # Count: 1
    Date:
    Observer: Dr. James Gibson
    Location: Rock Creek Park

Hybrids (1)

  1. Brewster's Warbler (hybrid) Vermivora chrysoptera x cyanoptera (F1 hybrid)
    # Count: 1
    Date:
    Observer: Bill Kunze
    Location: Rock Creek Park

Additional Taxa (27)

  1. Louisiana/Northern Waterthrush Parkesia motacilla/noveboracensis
    # Count: 1
    Date:
    Observer: Nick Russo
    Location: Rock Creek Park
  2. hawk sp. Accipitridae sp. (hawk sp.)
    # Count: 1
    Date:
    Observer: Kyle Gardiner
    Location: Rock Creek Park
  3. wren sp. Troglodytidae sp.
    # Count: 1
    Date:
    Observer: Kyle Gardiner
    Location: Rock Creek Park
  4. Downy/Hairy Woodpecker Dryobates pubescens/villosus
    # Count: 1
    Date:
    Observer: David Lauter
    Location: Rock Creek Park
  5. American/Fish Crow Corvus brachyrhynchos/ossifragus
    # Count: 2
    Date:
    Observer: Gregory Gough šŸ¦š
    Location: Rock Creek Park
  6. new world warbler sp. Parulidae sp.
    # Count: 3
    Date:
    Observer: Tim Carney
    Location: Rock Creek Park
  7. Summer/Scarlet Tanager Piranga rubra/olivacea
    # Count: 1
    Date:
    Observer: Tim Carney
    Location: Rock Creek Park
  8. duck sp. Anatidae (duck sp.)
    # Count: 2
    Date:
    Observer: Dominick Fenech
    Location: Rock Creek Park
  9. crow sp. Corvus sp. (crow sp.)
    # Count: 1
    Date:
    Observer: Gregory Gough šŸ¦š
    Location: Rock Creek Park
  10. woodpecker sp. Picidae sp.
    # Count: 2
    Date:
    Observer: Gabe LaCount
    Location: Rock Creek Park
  11. new world flycatcher sp. Tyrannidae sp.
    # Count: X
    Date:
    Observer: Lisa Frank
    Location: Rock Creek Park
  12. new world sparrow sp. Passerellidae sp.
    # Count: 5
    Date:
    Observer: David Lauter
    Location: Rock Creek Park
  13. Buteo sp. Buteo sp.
    # Count: 1
    Date:
    Observer: Atalanta Ritter
    Location: Rock Creek Park
  14. Alder/Willow Flycatcher (Traill's Flycatcher) Empidonax alnorum/traillii
    # Count: 2
    Date:
    Observer: Stan Smith
    Location: Rock Creek Park
  15. Sharp-shinned/Cooper's Hawk Accipiter striatus/cooperii
    # Count: 1
    Date:
    Observer: Pete Givan
    Location: Rock Creek Park
  16. Empidonax sp. Empidonax sp.
    # Count: 1
    Date:
    Observer: Clive Harris
    Location: Rock Creek Park
  17. Catharus sp. Catharus sp.
    # Count: 1
    Date:
    Observer: Scott Keyes
    Location: Rock Creek Park
  18. blackbird sp. Icteridae sp.
    # Count: 2
    Date:
    Observer: Aurimas Piečiukaitis
    Location: Rock Creek Park
  19. Mallard/American Black Duck Anas platyrhynchos/rubripes
    # Count: 6
    Date:
    Observer: Will Young
    Location: Rock Creek Park
  20. vireo sp. Vireo sp.
    # Count: 3
    Date:
    Observer: Callan Swenson
    Location: Rock Creek Park
  21. passerine sp. Passeriformes sp.
    # Count: 5
    Date:
    Observer: Dave Slager
    Location: Rock Creek Park
  22. Accipiter sp. Accipiter sp.
    # Count: 1
    Date:
    Observer: Rebecca Laroche
    Location: Rock Creek Park
  23. bird sp. Aves sp.
    # Count: 3
    Date:
    Observer: Menachem Goldstein
    Location: Rock Creek Park
  24. swallow sp. Hirundinidae sp.
    # Count: X
    Date:
    Observer: Ted Reinert
    Location: Rock Creek Park
  25. swan sp. Cygnus sp.
    # Count: 6
    Date:
    Observer: Anonymous eBirder
    Location: Rock Creek Park
  26. gull sp. Larinae sp.
    # Count: 1
    Date:
    Observer: Dr. James Gibson
    Location: Rock Creek Park
  27. shorebird sp. Charadriiformes sp.
    # Count: 2
    Date:
    Observer: Dr. James Gibson
    Location: Rock Creek Park