Menu

Change Region

Change Region

Rock Creek Park--Peirce Mill

Directions Map

Explore...

Bird List

Updated ~8 seconds ago
144 All Years 93 This Year 2024 35 This Month Jun 2024
Last Observed First Observed High Count

Custom Time Period

Change Time Period

Sort by

  1. Species Name
    Count
    Date
    Observer
    Location

Native and Naturalized (144)

  1. Mallard Anas platyrhynchos
    # Count: 3
    Date:
    Observer: Michael Bender
    Location: Rock Creek Park--Peirce Mill
  2. Common Merganser Mergus merganser
    # Count: 2
    Date:
    Observer: Michael Bender
    Location: Rock Creek Park--Peirce Mill
  3. Chimney Swift Chaetura pelagica
    # Count: 2
    Date:
    Observer: Michael Bender
    Location: Rock Creek Park--Peirce Mill
  4. Great Blue Heron Ardea herodias
    # Count: 1
    Date:
    Observer: Michael Bender
    Location: Rock Creek Park--Peirce Mill
  5. Red-bellied Woodpecker Melanerpes carolinus
    # Count: 2
    Date:
    Observer: Michael Bender
    Location: Rock Creek Park--Peirce Mill
  6. Downy Woodpecker Dryobates pubescens
    # Count: 1
    Date:
    Observer: Michael Bender
    Location: Rock Creek Park--Peirce Mill
  7. Pileated Woodpecker Dryocopus pileatus
    # Count: 1
    Date:
    Observer: Michael Bender
    Location: Rock Creek Park--Peirce Mill
  8. Eastern Wood-Pewee Contopus virens
    # Count: 1
    Date:
    Observer: Michael Bender
    Location: Rock Creek Park--Peirce Mill
  9. Acadian Flycatcher Empidonax virescens
    # Count: 1
    Date:
    Observer: Michael Bender
    Location: Rock Creek Park--Peirce Mill
  10. Blue Jay Cyanocitta cristata
    # Count: 2
    Date:
    Observer: Michael Bender
    Location: Rock Creek Park--Peirce Mill
  11. Fish Crow Corvus ossifragus
    # Count: 2
    Date:
    Observer: Michael Bender
    Location: Rock Creek Park--Peirce Mill
  12. Barn Swallow Hirundo rustica
    # Count: 2
    Date:
    Observer: Michael Bender
    Location: Rock Creek Park--Peirce Mill
  13. Carolina Wren Thryothorus ludovicianus
    # Count: 1
    Date:
    Observer: Michael Bender
    Location: Rock Creek Park--Peirce Mill
  14. European Starling Sturnus vulgaris
    # Count: 2
    Date:
    Observer: Michael Bender
    Location: Rock Creek Park--Peirce Mill
  15. Gray Catbird Dumetella carolinensis
    # Count: 2
    Date:
    Observer: Michael Bender
    Location: Rock Creek Park--Peirce Mill
  16. American Robin Turdus migratorius
    # Count: 5
    Date:
    Observer: Michael Bender
    Location: Rock Creek Park--Peirce Mill
  17. House Sparrow Passer domesticus
    # Count: 10
    Date:
    Observer: Michael Bender
    Location: Rock Creek Park--Peirce Mill
  18. Song Sparrow Melospiza melodia
    # Count: 1
    Date:
    Observer: Michael Bender
    Location: Rock Creek Park--Peirce Mill
  19. Brown-headed Cowbird Molothrus ater
    # Count: 3
    Date:
    Observer: Michael Bender
    Location: Rock Creek Park--Peirce Mill
  20. Northern Cardinal Cardinalis cardinalis
    # Count: 1
    Date:
    Observer: Michael Bender
    Location: Rock Creek Park--Peirce Mill
  21. Northern Mockingbird Mimus polyglottos
    # Count: 1
    Date:
    Observer: B R
    Location: Rock Creek Park--Peirce Mill
  22. American Goldfinch Spinus tristis
    # Count: 1
    Date:
    Observer: B R
    Location: Rock Creek Park--Peirce Mill
  23. Mourning Dove Zenaida macroura
    # Count: 2
    Date:
    Observer: Judith Gray
    Location: Rock Creek Park--Peirce Mill
  24. Eastern Phoebe Sayornis phoebe
    # Count: 1
    Date:
    Observer: Judith Gray
    Location: Rock Creek Park--Peirce Mill
  25. Great Crested Flycatcher Myiarchus crinitus
    # Count: 1
    Date:
    Observer: Judith Gray
    Location: Rock Creek Park--Peirce Mill
  26. Red-eyed Vireo Vireo olivaceus
    # Count: 1
    Date:
    Observer: Judith Gray
    Location: Rock Creek Park--Peirce Mill
  27. American Crow Corvus brachyrhynchos
    # Count: 1
    Date:
    Observer: Judith Gray
    Location: Rock Creek Park--Peirce Mill
  28. Tufted Titmouse Baeolophus bicolor
    # Count: 3
    Date:
    Observer: Judith Gray
    Location: Rock Creek Park--Peirce Mill
  29. White-breasted Nuthatch Sitta carolinensis
    # Count: 3
    Date:
    Observer: Judith Gray
    Location: Rock Creek Park--Peirce Mill
  30. Blue-gray Gnatcatcher Polioptila caerulea
    # Count: 1
    Date:
    Observer: Judith Gray
    Location: Rock Creek Park--Peirce Mill
  31. Veery Catharus fuscescens
    # Count: 1
    Date:
    Observer: Judith Gray
    Location: Rock Creek Park--Peirce Mill
  32. House Finch Haemorhous mexicanus
    # Count: 1
    Date:
    Observer: Judith Gray
    Location: Rock Creek Park--Peirce Mill
  33. Baltimore Oriole Icterus galbula
    # Count: 1
    Date:
    Observer: Judith Gray
    Location: Rock Creek Park--Peirce Mill
  34. Louisiana Waterthrush Parkesia motacilla
    # Count: 1
    Date:
    Observer: Judith Gray
    Location: Rock Creek Park--Peirce Mill
  35. Carolina Chickadee Poecile carolinensis
    # Count: 1
    Date:
    Observer: Christopher Joy
    Location: Rock Creek Park--Peirce Mill
  36. Red-tailed Hawk Buteo jamaicensis
    # Count: 2
    Date:
    Observer: Laura Whitaker
    Location: Rock Creek Park--Peirce Mill
  37. Northern Flicker Colaptes auratus
    # Count: 1
    Date:
    Observer: Callan Swenson
    Location: Rock Creek Park--Peirce Mill
  38. Eastern Towhee Pipilo erythrophthalmus
    # Count: 1
    Date:
    Observer: Callan Swenson
    Location: Rock Creek Park--Peirce Mill
  39. Common Grackle Quiscalus quiscula
    # Count: 1
    Date:
    Observer: Callan Swenson
    Location: Rock Creek Park--Peirce Mill
  40. Rock Pigeon Columba livia
    # Count: 4
    Date:
    Observer: Judith Gray
    Location: Rock Creek Park--Peirce Mill
  41. Turkey Vulture Cathartes aura
    # Count: 1
    Date:
    Observer: Judith Gray
    Location: Rock Creek Park--Peirce Mill
  42. Northern Rough-winged Swallow Stelgidopteryx serripennis
    # Count: 2
    Date:
    Observer: Judith Gray
    Location: Rock Creek Park--Peirce Mill
  43. Tree Swallow Tachycineta bicolor
    # Count: 3
    Date:
    Observer: a d
    Location: Rock Creek Park--Peirce Mill
  44. Wood Duck Aix sponsa
    # Count: 1
    Date:
    Observer: Patrick Brophy
    Location: Rock Creek Park--Peirce Mill
  45. Blackpoll Warbler Setophaga striata
    # Count: 1
    Date:
    Observer: Alex Rose
    Location: Rock Creek Park--Peirce Mill
  46. Cedar Waxwing Bombycilla cedrorum
    # Count: 22
    Date:
    Observer: Melanie Brisse
    Location: Rock Creek Park--Peirce Mill
  47. Common Yellowthroat Geothlypis trichas
    # Count: 1
    Date:
    Observer: Melanie Brisse
    Location: Rock Creek Park--Peirce Mill
  48. Yellow Warbler Setophaga petechia
    # Count: 1
    Date:
    Observer: Melanie Brisse
    Location: Rock Creek Park--Peirce Mill
  49. Bald Eagle Haliaeetus leucocephalus
    # Count: 1
    Date:
    Observer: Judith Gray
    Location: Rock Creek Park--Peirce Mill
  50. Belted Kingfisher Megaceryle alcyon
    # Count: 1
    Date:
    Observer: Judith Gray
    Location: Rock Creek Park--Peirce Mill
  51. House Wren Troglodytes aedon
    # Count: 2
    Date:
    Observer: Anonymous eBirder
    Location: Rock Creek Park--Peirce Mill
  52. Chipping Sparrow Spizella passerina
    # Count: 4
    Date:
    Observer: Anonymous eBirder
    Location: Rock Creek Park--Peirce Mill
  53. Wood Thrush Hylocichla mustelina
    # Count: 1
    Date:
    Observer: John Poole
    Location: Rock Creek Park--Peirce Mill
  54. Cape May Warbler Setophaga tigrina
    # Count: 1
    Date:
    Observer: a d
    Location: Rock Creek Park--Peirce Mill
  55. Northern Parula Setophaga americana
    # Count: 2
    Date:
    Observer: a d
    Location: Rock Creek Park--Peirce Mill
  56. Osprey Pandion haliaetus
    # Count: 1
    Date:
    Observer: Judith Gray
    Location: Rock Creek Park--Peirce Mill
  57. Eastern Bluebird Sialia sialis
    # Count: 1
    Date:
    Observer: Judith Gray
    Location: Rock Creek Park--Peirce Mill
  58. Swainson's Thrush Catharus ustulatus
    # Count: 2
    Date:
    Observer: Judith Gray
    Location: Rock Creek Park--Peirce Mill
  59. Ovenbird Seiurus aurocapilla
    # Count: 2
    Date:
    Observer: Judith Gray
    Location: Rock Creek Park--Peirce Mill
  60. American Redstart Setophaga ruticilla
    # Count: 1
    Date:
    Observer: Judith Gray
    Location: Rock Creek Park--Peirce Mill
  61. Black-throated Blue Warbler Setophaga caerulescens
    # Count: 1
    Date:
    Observer: Judith Gray
    Location: Rock Creek Park--Peirce Mill
  62. Scarlet Tanager Piranga olivacea
    # Count: 2
    Date:
    Observer: Judith Gray
    Location: Rock Creek Park--Peirce Mill
  63. Ruby-throated Hummingbird Archilochus colubris
    # Count: 1
    Date:
    Observer: Alex Domb
    Location: Rock Creek Park--Peirce Mill
  64. Hairy Woodpecker Dryobates villosus
    # Count: 1
    Date:
    Observer: Alex Domb
    Location: Rock Creek Park--Peirce Mill
  65. Barred Owl Strix varia
    # Count: 1
    Date:
    Observer: Andy McGeoch 🦆
    Location: Rock Creek Park--Peirce Mill
  66. Black-crowned Night Heron Nycticorax nycticorax
    # Count: 1
    Date:
    Observer: Misha Preheim
    Location: Rock Creek Park--Peirce Mill
  67. Yellow-throated Vireo Vireo flavifrons
    # Count: 1
    Date:
    Observer: Callan Swenson
    Location: Rock Creek Park--Peirce Mill
  68. Warbling Vireo Vireo gilvus
    # Count: 1
    Date:
    Observer: Callan Swenson
    Location: Rock Creek Park--Peirce Mill
  69. Black-and-white Warbler Mniotilta varia
    # Count: 1
    Date:
    Observer: Callan Swenson
    Location: Rock Creek Park--Peirce Mill
  70. Spotted Sandpiper Actitis macularius
    # Count: 1
    Date:
    Observer: Callan Swenson
    Location: Rock Creek Park--Peirce Mill
  71. Yellow-rumped Warbler Setophaga coronata
    # Count: 2
    Date:
    Observer: Callan Swenson
    Location: Rock Creek Park--Peirce Mill
  72. White-throated Sparrow Zonotrichia albicollis
    # Count: 6
    Date:
    Observer: Anonymous eBirder
    Location: Rock Creek Park--Peirce Mill
  73. Eastern Kingbird Tyrannus tyrannus
    # Count: 1
    Date:
    Observer: Toby Amodeo
    Location: Rock Creek Park--Peirce Mill
  74. Red-winged Blackbird Agelaius phoeniceus
    # Count: 1
    Date:
    Observer: Judith Gray
    Location: Rock Creek Park--Peirce Mill
  75. Green Heron Butorides virescens
    # Count: 1
    Date:
    Observer: Daniel Lebbin
    Location: Rock Creek Park--Peirce Mill
  76. Red-shouldered Hawk Buteo lineatus
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: Rock Creek Park--Peirce Mill
  77. Canada Goose Branta canadensis
    # Count: 2
    Date:
    Observer: Anonymous eBirder
    Location: Rock Creek Park--Peirce Mill
  78. Blue-headed Vireo Vireo solitarius
    # Count: 1
    Date:
    Observer: Callan Swenson
    Location: Rock Creek Park--Peirce Mill
  79. Ruby-crowned Kinglet Corthylio calendula
    # Count: 1
    Date:
    Observer: Callan Swenson
    Location: Rock Creek Park--Peirce Mill
  80. Yellow-throated Warbler Setophaga dominica
    # Count: 1
    Date:
    Observer: Callan Swenson
    Location: Rock Creek Park--Peirce Mill
  81. Pine Warbler Setophaga pinus
    # Count: 1
    Date:
    Observer: Adrian Hamins-Puertolas
    Location: Rock Creek Park--Peirce Mill
  82. Golden-crowned Kinglet Regulus satrapa
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: Rock Creek Park--Peirce Mill
  83. Black Vulture Coragyps atratus
    # Count: 1
    Date:
    Observer: Judith Gray
    Location: Rock Creek Park--Peirce Mill
  84. Yellow-bellied Sapsucker Sphyrapicus varius
    # Count: 1
    Date:
    Observer: Judith Gray
    Location: Rock Creek Park--Peirce Mill
  85. Dark-eyed Junco Junco hyemalis
    # Count: 2
    Date:
    Observer: Judith Gray
    Location: Rock Creek Park--Peirce Mill
  86. Winter Wren Troglodytes hiemalis
    # Count: 1
    Date:
    Observer: Judith Gray
    Location: Rock Creek Park--Peirce Mill
  87. Hermit Thrush Catharus guttatus
    # Count: 1
    Date:
    Observer: Judith Gray
    Location: Rock Creek Park--Peirce Mill
  88. Red-breasted Merganser Mergus serrator
    # Count: 2
    Date:
    Observer: Emily Haynes
    Location: Rock Creek Park--Peirce Mill
  89. Brown Creeper Certhia americana
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: Rock Creek Park--Peirce Mill
  90. Cooper's Hawk Accipiter cooperii
    # Count: 1
    Date:
    Observer: Judith Gray
    Location: Rock Creek Park--Peirce Mill
  91. Wild Turkey Meleagris gallopavo
    # Count: 5
    Date:
    Observer: Jessie Cali
    Location: Rock Creek Park--Peirce Mill
  92. Sharp-shinned Hawk Accipiter striatus
    # Count: 1
    Date:
    Observer: Margaret Proctor
    Location: Rock Creek Park--Peirce Mill
  93. Fox Sparrow Passerella iliaca
    # Count: 1
    Date:
    Observer: Patrick Sullivan
    Location: Rock Creek Park--Peirce Mill
  94. Tundra Swan Cygnus columbianus
    # Count: 26
    Date:
    Observer: Kari Cohen
    Location: Rock Creek Park--Peirce Mill
  95. Swamp Sparrow Melospiza georgiana
    # Count: 1
    Date:
    Observer: Andy McGeoch 🦆
    Location: Rock Creek Park--Peirce Mill
  96. Magnolia Warbler Setophaga magnolia
    # Count: 1
    Date:
    Observer: Vanessa Merritt
    Location: Rock Creek Park--Peirce Mill
  97. Chestnut-sided Warbler Setophaga pensylvanica
    # Count: 1
    Date:
    Observer: Alex Domb
    Location: Rock Creek Park--Peirce Mill
  98. Purple Martin Progne subis
    # Count: 2
    Date:
    Observer: Gregory Gough 🦚
    Location: Rock Creek Park--Peirce Mill
  99. Indigo Bunting Passerina cyanea
    # Count: 1
    Date:
    Observer: Misha Preheim
    Location: Rock Creek Park--Peirce Mill
  100. Gray-cheeked Thrush Catharus minimus
    # Count: 1
    Date:
    Observer: Toby Amodeo
    Location: Rock Creek Park--Peirce Mill
  101. Common Nighthawk Chordeiles minor
    # Count: 1
    Date:
    Observer: Maxwell Julius
    Location: Rock Creek Park--Peirce Mill
  102. Cliff Swallow Petrochelidon pyrrhonota
    # Count: 1
    Date:
    Observer: Callan Swenson
    Location: Rock Creek Park--Peirce Mill
  103. Field Sparrow Spizella pusilla
    # Count: 1
    Date:
    Observer: Rachel Barham
    Location: Rock Creek Park--Peirce Mill
  104. Common Raven Corvus corax
    # Count: 2
    Date:
    Observer: Judith Gray
    Location: Rock Creek Park--Peirce Mill
  105. Palm Warbler Setophaga palmarum
    # Count: 1
    Date:
    Observer: Judith Gray
    Location: Rock Creek Park--Peirce Mill
  106. Merlin Falco columbarius
    # Count: 1
    Date:
    Observer: Judith Gray
    Location: Rock Creek Park--Peirce Mill
  107. American Black Duck Anas rubripes
    # Count: 1
    Date:
    Observer: Kevin Ebert
    Location: Rock Creek Park--Peirce Mill
  108. Killdeer Charadrius vociferus
    # Count: 1
    Date:
    Observer: a d
    Location: Rock Creek Park--Peirce Mill
  109. Bay-breasted Warbler Setophaga castanea
    # Count: 1
    Date:
    Observer: a d
    Location: Rock Creek Park--Peirce Mill
  110. Red-breasted Nuthatch Sitta canadensis
    # Count: 1
    Date:
    Observer: Gregory Gough 🦚
    Location: Rock Creek Park--Peirce Mill
  111. Black-throated Green Warbler Setophaga virens
    # Count: 1
    Date:
    Observer: Gregory Gough 🦚
    Location: Rock Creek Park--Peirce Mill
  112. Rose-breasted Grosbeak Pheucticus ludovicianus
    # Count: 1
    Date:
    Observer: Gregory Gough 🦚
    Location: Rock Creek Park--Peirce Mill
  113. Yellow-billed Cuckoo Coccyzus americanus
    # Count: 1
    Date:
    Observer: Rachel Barham
    Location: Rock Creek Park--Peirce Mill
  114. Brown Thrasher Toxostoma rufum
    # Count: 1
    Date:
    Observer: Rachel Barham
    Location: Rock Creek Park--Peirce Mill
  115. Golden-winged Warbler Vermivora chrysoptera
    # Count: 1
    Date:
    Observer: Gregory Gough 🦚
    Location: Rock Creek Park--Peirce Mill
  116. Tennessee Warbler Leiothlypis peregrina
    # Count: 4
    Date:
    Observer: Gregory Gough 🦚
    Location: Rock Creek Park--Peirce Mill
  117. Blackburnian Warbler Setophaga fusca
    # Count: 1
    Date:
    Observer: Gregory Gough 🦚
    Location: Rock Creek Park--Peirce Mill
  118. Least Flycatcher Empidonax minimus
    # Count: 1
    Date:
    Observer: Ellen Roche
    Location: Rock Creek Park--Peirce Mill
  119. White-eyed Vireo Vireo griseus
    # Count: 1
    Date:
    Observer: Patrick Sullivan
    Location: Rock Creek Park--Peirce Mill
  120. Nashville Warbler Leiothlypis ruficapilla
    # Count: 1
    Date:
    Observer: Mara Krista Plato
    Location: Rock Creek Park--Peirce Mill
  121. Yellow-breasted Chat Icteria virens
    # Count: 1
    Date:
    Observer: Mike JONES
    Location: Rock Creek Park--Peirce Mill
  122. Worm-eating Warbler Helmitheros vermivorum
    # Count: 1
    Date:
    Observer: Mike JONES
    Location: Rock Creek Park--Peirce Mill
  123. Double-crested Cormorant Nannopterum auritum
    # Count: 1
    Date:
    Observer: Judith Gray
    Location: Rock Creek Park--Peirce Mill
  124. Canada Warbler Cardellina canadensis
    # Count: 1
    Date:
    Observer: Dhruv Cohen
    Location: Rock Creek Park--Peirce Mill
  125. Blue-winged Warbler Vermivora cyanoptera
    # Count: 1
    Date:
    Observer: Jack Adams
    Location: Rock Creek Park--Peirce Mill
  126. Solitary Sandpiper Tringa solitaria
    # Count: 3
    Date:
    Observer: a d
    Location: Rock Creek Park--Peirce Mill
  127. Purple Finch Haemorhous purpureus
    # Count: 1
    Date:
    Observer: a d
    Location: Rock Creek Park--Peirce Mill
  128. Hooded Warbler Setophaga citrina
    # Count: 1
    Date:
    Observer: a d
    Location: Rock Creek Park--Peirce Mill
  129. Northern Waterthrush Parkesia noveboracensis
    # Count: 1
    Date:
    Observer: Callan Swenson
    Location: Rock Creek Park--Peirce Mill
  130. Broad-winged Hawk Buteo platypterus
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: Rock Creek Park--Peirce Mill
  131. Hooded Merganser Lophodytes cucullatus
    # Count: 1
    Date:
    Observer: Finch Fulton
    Location: Rock Creek Park--Peirce Mill
  132. Wilson's Warbler Cardellina pusilla
    # Count: 1
    Date:
    Observer: Scott Stafford
    Location: Rock Creek Park--Peirce Mill
  133. Northern Harrier Circus hudsonius
    # Count: 1
    Date:
    Observer: a d
    Location: Rock Creek Park--Peirce Mill
  134. Herring Gull Larus argentatus
    # Count: 1
    Date:
    Observer: Amanda Starbuck
    Location: Rock Creek Park--Peirce Mill
  135. Lincoln's Sparrow Melospiza lincolnii
    # Count: 1
    Date:
    Observer: Amanda Kleinman
    Location: Rock Creek Park--Peirce Mill
  136. Caspian Tern Hydroprogne caspia
    # Count: 3
    Date:
    Observer: Andrés Anchondo
    Location: Rock Creek Park--Peirce Mill
  137. Orchard Oriole Icterus spurius
    # Count: 1
    Date:
    Observer: Keith Apple
    Location: Rock Creek Park--Peirce Mill
  138. Ring-billed Gull Larus delawarensis
    # Count: 1
    Date:
    Observer: Kevin O'Connor
    Location: Rock Creek Park--Peirce Mill
  139. Peregrine Falcon Falco peregrinus
    # Count: 1
    Date:
    Observer: Daniel Blatt
    Location: Rock Creek Park--Peirce Mill
  140. Cerulean Warbler Setophaga cerulea
    # Count: 1
    Date:
    Observer: Callan Swenson
    Location: Rock Creek Park--Peirce Mill
  141. Mourning Warbler Geothlypis philadelphia
    # Count: 1
    Date:
    Observer: Callan Swenson
    Location: Rock Creek Park--Peirce Mill
  142. Prairie Warbler Setophaga discolor
    # Count: 1
    Date:
    Observer: Callan Swenson
    Location: Rock Creek Park--Peirce Mill
  143. Sedge Wren Cistothorus stellaris
    # Count: 1
    Date:
    Observer: Dave Czaplak
    Location: Rock Creek Park--Peirce Mill
  144. Bobolink Dolichonyx oryzivorus
    # Count: 1
    Date:
    Observer: Dave Czaplak
    Location: Rock Creek Park--Peirce Mill

Additional Taxa (19)

  1. swallow sp. Hirundinidae sp.
    # Count: 3
    Date:
    Observer: Christopher Joy
    Location: Rock Creek Park--Peirce Mill
  2. passerine sp. Passeriformes sp.
    # Count: 1
    Date:
    Observer: Christopher Joy
    Location: Rock Creek Park--Peirce Mill
  3. Sharp-shinned/Cooper's Hawk Accipiter striatus/cooperii
    # Count: 2
    Date:
    Observer: Margaret Proctor
    Location: Rock Creek Park--Peirce Mill
  4. American/Fish Crow Corvus brachyrhynchos/ossifragus
    # Count: 20
    Date:
    Observer: Toby Amodeo
    Location: Rock Creek Park--Peirce Mill
  5. duck sp. Anatidae (duck sp.)
    # Count: 2
    Date:
    Observer: Toby Amodeo
    Location: Rock Creek Park--Peirce Mill
  6. Catharus sp. Catharus sp.
    # Count: 2
    Date:
    Observer: Toby Amodeo
    Location: Rock Creek Park--Peirce Mill
  7. woodpecker sp. Picidae sp.
    # Count: 2
    Date:
    Observer: Dylan V
    Location: Rock Creek Park--Peirce Mill
  8. new world sparrow sp. Passerellidae sp.
    # Count: 2
    Date:
    Observer: Dylan V
    Location: Rock Creek Park--Peirce Mill
  9. Buteo sp. Buteo sp.
    # Count: 1
    Date:
    Observer: Rachel Barham
    Location: Rock Creek Park--Peirce Mill
  10. Downy/Hairy Woodpecker Dryobates pubescens/villosus
    # Count: 1
    Date:
    Observer: Andy McGeoch 🦆
    Location: Rock Creek Park--Peirce Mill
  11. crow sp. Corvus sp. (crow sp.)
    # Count: 1
    Date:
    Observer: Zach Slavin
    Location: Rock Creek Park--Peirce Mill
  12. Mallard/American Black Duck Anas platyrhynchos/rubripes
    # Count: 35
    Date:
    Observer: Gabriel Mejias
    Location: Rock Creek Park--Peirce Mill
  13. hummingbird sp. Trochilidae sp.
    # Count: 1
    Date:
    Observer: Mara Krista Plato
    Location: Rock Creek Park--Peirce Mill
  14. new world flycatcher sp. Tyrannidae sp.
    # Count: 1
    Date:
    Observer: Mara Krista Plato
    Location: Rock Creek Park--Peirce Mill
  15. vireo sp. Vireo sp.
    # Count: 1
    Date:
    Observer: Jack Adams
    Location: Rock Creek Park--Peirce Mill
  16. hawk sp. Accipitridae sp. (hawk sp.)
    # Count: 1
    Date:
    Observer: Gretchen Wesche
    Location: Rock Creek Park--Peirce Mill
  17. wren sp. Troglodytidae sp.
    # Count: 1
    Date:
    Observer: Gretchen Wesche
    Location: Rock Creek Park--Peirce Mill
  18. Empidonax sp. Empidonax sp.
    # Count: 1
    Date:
    Observer: Scott Stafford
    Location: Rock Creek Park--Peirce Mill
  19. new world warbler sp. Parulidae sp.
    # Count: 3
    Date:
    Observer: Anonymous eBirder
    Location: Rock Creek Park--Peirce Mill