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Bird List

Updated ~2 days ago
344 All Years 200 This Year 2024 189 This Month Apr 2024
Last Observed First Observed High Count

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  1. Species Name
    Count
    Date
    Observer
    Location

Native and Naturalized (189)

  1. Tufted Titmouse Baeolophus bicolor
    # Count: 1
    Date:
    Observer: Gary Chirlin
    Location: Crabbs Branch Nature Trail
  2. Ruby-crowned Kinglet Corthylio calendula
    # Count: 1
    Date:
    Observer: Gary Chirlin
    Location: Crabbs Branch Nature Trail
  3. Gray Catbird Dumetella carolinensis
    # Count: 5
    Date:
    Observer: Gary Chirlin
    Location: Crabbs Branch Nature Trail
  4. White-throated Sparrow Zonotrichia albicollis
    # Count: 2
    Date:
    Observer: Gary Chirlin
    Location: Crabbs Branch Nature Trail
  5. Yellow-rumped Warbler Setophaga coronata
    # Count: 1
    Date:
    Observer: Gary Chirlin
    Location: Crabbs Branch Nature Trail
  6. Northern Cardinal Cardinalis cardinalis
    # Count: 3
    Date:
    Observer: Gary Chirlin
    Location: Crabbs Branch Nature Trail
  7. Chimney Swift Chaetura pelagica
    # Count: 2
    Date:
    Observer: Max Wilson
    Location: Warde Terrace
  8. Downy Woodpecker Dryobates pubescens
    # Count: 1
    Date:
    Observer: Max Wilson
    Location: Warde Terrace
  9. Pileated Woodpecker Dryocopus pileatus
    # Count: 1
    Date:
    Observer: Max Wilson
    Location: Warde Terrace
  10. Great Crested Flycatcher Myiarchus crinitus
    # Count: 1
    Date:
    Observer: Max Wilson
    Location: Warde Terrace
  11. Blue Jay Cyanocitta cristata
    # Count: 2
    Date:
    Observer: Max Wilson
    Location: Warde Terrace
  12. American Crow Corvus brachyrhynchos
    # Count: 1
    Date:
    Observer: Max Wilson
    Location: Warde Terrace
  13. House Wren Troglodytes aedon
    # Count: 2
    Date:
    Observer: Max Wilson
    Location: Warde Terrace
  14. Carolina Wren Thryothorus ludovicianus
    # Count: 1
    Date:
    Observer: Max Wilson
    Location: Warde Terrace
  15. House Sparrow Passer domesticus
    # Count: 4
    Date:
    Observer: Max Wilson
    Location: Warde Terrace
  16. American Goldfinch Spinus tristis
    # Count: 3
    Date:
    Observer: Max Wilson
    Location: Warde Terrace
  17. Chipping Sparrow Spizella passerina
    # Count: 1
    Date:
    Observer: Max Wilson
    Location: Warde Terrace
  18. Song Sparrow Melospiza melodia
    # Count: 1
    Date:
    Observer: Max Wilson
    Location: Warde Terrace
  19. Eastern Towhee Pipilo erythrophthalmus
    # Count: 1
    Date:
    Observer: Max Wilson
    Location: Warde Terrace
  20. Brown-headed Cowbird Molothrus ater
    # Count: 2
    Date:
    Observer: Max Wilson
    Location: Warde Terrace
  21. Red-shouldered Hawk Buteo lineatus
    # Count: 1
    Date:
    Observer: Jonathan Cook
    Location: Sligo Creek Park--Wayne Ave. to south end
  22. Red-bellied Woodpecker Melanerpes carolinus
    # Count: 1
    Date:
    Observer: Jonathan Cook
    Location: Sligo Creek Park--Wayne Ave. to south end
  23. Hairy Woodpecker Dryobates villosus
    # Count: 1
    Date:
    Observer: Jonathan Cook
    Location: Sligo Creek Park--Wayne Ave. to south end
  24. White-breasted Nuthatch Sitta carolinensis
    # Count: 1
    Date:
    Observer: Jonathan Cook
    Location: Sligo Creek Park--Wayne Ave. to south end
  25. European Starling Sturnus vulgaris
    # Count: 2
    Date:
    Observer: Jonathan Cook
    Location: Sligo Creek Park--Wayne Ave. to south end
  26. American Robin Turdus migratorius
    # Count: 1
    Date:
    Observer: Jonathan Cook
    Location: Sligo Creek Park--Wayne Ave. to south end
  27. Northern Parula Setophaga americana
    # Count: 2
    Date:
    Observer: Jonathan Cook
    Location: Sligo Creek Park--Wayne Ave. to south end
  28. Canada Goose Branta canadensis
    # Count: 4
    Date:
    Observer: Gary Chirlin
    Location: Crabbs Branch Pond
  29. Wood Duck Aix sponsa
    # Count: 3
    Date:
    Observer: Gary Chirlin
    Location: Crabbs Branch Pond
  30. Green Heron Butorides virescens
    # Count: 2
    Date:
    Observer: Gary Chirlin
    Location: Crabbs Branch Pond
  31. Eastern Kingbird Tyrannus tyrannus
    # Count: 1
    Date:
    Observer: Gary Chirlin
    Location: Crabbs Branch Pond
  32. Red-winged Blackbird Agelaius phoeniceus
    # Count: 4
    Date:
    Observer: Gary Chirlin
    Location: Crabbs Branch Pond
  33. Red-eyed Vireo Vireo olivaceus
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: Private Property
  34. Northern Mockingbird Mimus polyglottos
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: Private Property
  35. Worm-eating Warbler Helmitheros vermivorum
    # Count: 2
    Date:
    Observer: Anonymous eBirder
    Location: Private Property
  36. Common Grackle Quiscalus quiscula
    # Count: 1
    Date:
    Observer: Lawrence Rubey
    Location: Holmhurst
  37. Blackburnian Warbler Setophaga fusca
    # Count: 1
    Date:
    Observer: Lawrence Rubey
    Location: Holmhurst
  38. Black-throated Green Warbler Setophaga virens
    # Count: 1
    Date:
    Observer: Stanley Elswick
    Location: 19401 Treadway Road, Brookeville, Maryland, US (39.172, -77.072)
  39. Mourning Dove Zenaida macroura
    # Count: 3
    Date:
    Observer: Thomas Lopez
    Location: Prrs
  40. Mallard Anas platyrhynchos
    # Count: 3
    Date:
    Observer: Manoli Strecker
    Location: Wheaton Branch Stormwater Ponds
  41. Black-crowned Night Heron Nycticorax nycticorax
    # Count: 1
    Date:
    Observer: Manoli Strecker
    Location: Wheaton Branch Stormwater Ponds
  42. Northern Flicker Colaptes auratus
    # Count: 1
    Date:
    Observer: Manoli Strecker
    Location: Wheaton Branch Stormwater Ponds
  43. Eastern Phoebe Sayornis phoebe
    # Count: 1
    Date:
    Observer: Manoli Strecker
    Location: Wheaton Branch Stormwater Ponds
  44. White-eyed Vireo Vireo griseus
    # Count: 1
    Date:
    Observer: Manoli Strecker
    Location: Wheaton Branch Stormwater Ponds
  45. Fish Crow Corvus ossifragus
    # Count: 1
    Date:
    Observer: Manoli Strecker
    Location: Wheaton Branch Stormwater Ponds
  46. Carolina Chickadee Poecile carolinensis
    # Count: 1
    Date:
    Observer: Manoli Strecker
    Location: Wheaton Branch Stormwater Ponds
  47. Tree Swallow Tachycineta bicolor
    # Count: 1
    Date:
    Observer: Manoli Strecker
    Location: Wheaton Branch Stormwater Ponds
  48. Eastern Bluebird Sialia sialis
    # Count: 2
    Date:
    Observer: Manoli Strecker
    Location: Wheaton Branch Stormwater Ponds
  49. House Finch Haemorhous mexicanus
    # Count: 1
    Date:
    Observer: Manoli Strecker
    Location: Wheaton Branch Stormwater Ponds
  50. Orchard Oriole Icterus spurius
    # Count: 1
    Date:
    Observer: Manoli Strecker
    Location: Wheaton Branch Stormwater Ponds
  51. Red-tailed Hawk Buteo jamaicensis
    # Count: 2
    Date:
    Observer: Danielle Lafferty
    Location: NIH Clinical Center
  52. Common Raven Corvus corax
    # Count: 1
    Date:
    Observer: Stephen Davies
    Location: I-270 S, Rockville US-MD 39.06553, -77.15721
  53. Nashville Warbler Leiothlypis ruficapilla
    # Count: 1
    Date:
    Observer: Keith Rutter
    Location: 2610 Belle Crest Lane
  54. Ruby-throated Hummingbird Archilochus colubris
    # Count: 1
    Date:
    Observer: Mark Largess
    Location: Cabin John Regional Park
  55. Blue-gray Gnatcatcher Polioptila caerulea
    # Count: 1
    Date:
    Observer: Mark Largess
    Location: Cabin John Regional Park
  56. Wood Thrush Hylocichla mustelina
    # Count: 1
    Date:
    Observer: Mark Largess
    Location: Cabin John Regional Park
  57. Black-and-white Warbler Mniotilta varia
    # Count: 1
    Date:
    Observer: Mark Largess
    Location: Cabin John Regional Park
  58. American Redstart Setophaga ruticilla
    # Count: 1
    Date:
    Observer: Mark Largess
    Location: Cabin John Regional Park
  59. Cape May Warbler Setophaga tigrina
    # Count: 1
    Date:
    Observer: Mark Largess
    Location: Cabin John Regional Park
  60. Rose-breasted Grosbeak Pheucticus ludovicianus
    # Count: 1
    Date:
    Observer: Mark Largess
    Location: Cabin John Regional Park
  61. Great Blue Heron Ardea herodias
    # Count: 1
    Date:
    Observer: Jonathan Putnam
    Location: Billy Goat Trail-Section C, Bethesda US-MD 38.97629, -77.20614
  62. Black Vulture Coragyps atratus
    # Count: 1
    Date:
    Observer: Jonathan Putnam
    Location: Billy Goat Trail-Section C, Bethesda US-MD 38.97629, -77.20614
  63. Baltimore Oriole Icterus galbula
    # Count: 1
    Date:
    Observer: Jonathan Putnam
    Location: Billy Goat Trail-Section C, Bethesda US-MD 38.97629, -77.20614
  64. Double-crested Cormorant Nannopterum auritum
    # Count: 4
    Date:
    Observer: Julie Grandfield
    Location: 'First Loop'
  65. Barn Swallow Hirundo rustica
    # Count: 5
    Date:
    Observer: Julie Grandfield
    Location: 'First Loop'
  66. Brown Thrasher Toxostoma rufum
    # Count: 1
    Date:
    Observer: Scott Young
    Location: Conservation Lane
  67. Cedar Waxwing Bombycilla cedrorum
    # Count: 3
    Date:
    Observer: Scott Young
    Location: Conservation Lane
  68. Swamp Sparrow Melospiza georgiana
    # Count: 2
    Date:
    Observer: Scott Young
    Location: Conservation Lane
  69. Common Yellowthroat Geothlypis trichas
    # Count: 1
    Date:
    Observer: Scott Young
    Location: Conservation Lane
  70. Yellow Warbler Setophaga petechia
    # Count: 2
    Date:
    Observer: Scott Young
    Location: Conservation Lane
  71. Indigo Bunting Passerina cyanea
    # Count: 1
    Date:
    Observer: Scott Young
    Location: Conservation Lane
  72. Common Merganser Mergus merganser
    # Count: 2
    Date:
    Observer: Tyler Meneely
    Location: C&O Canal--Mouth of the Monocacy (Mont. Co.)
  73. Yellow-billed Cuckoo Coccyzus americanus
    # Count: 1
    Date:
    Observer: Tyler Meneely
    Location: C&O Canal--Mouth of the Monocacy (Mont. Co.)
  74. Belted Kingfisher Megaceryle alcyon
    # Count: 1
    Date:
    Observer: Tyler Meneely
    Location: C&O Canal--Mouth of the Monocacy (Mont. Co.)
  75. Warbling Vireo Vireo gilvus
    # Count: 1
    Date:
    Observer: Tyler Meneely
    Location: C&O Canal--Mouth of the Monocacy (Mont. Co.)
  76. Cliff Swallow Petrochelidon pyrrhonota
    # Count: 14
    Date:
    Observer: Tyler Meneely
    Location: C&O Canal--Mouth of the Monocacy (Mont. Co.)
  77. Prothonotary Warbler Protonotaria citrea
    # Count: 2
    Date:
    Observer: Tyler Meneely
    Location: C&O Canal--Mouth of the Monocacy (Mont. Co.)
  78. Yellow-throated Warbler Setophaga dominica
    # Count: 1
    Date:
    Observer: Tyler Meneely
    Location: C&O Canal--Mouth of the Monocacy (Mont. Co.)
  79. Solitary Sandpiper Tringa solitaria
    # Count: 2
    Date:
    Observer: Cheryl Shimer
    Location: Lake Hallowell
  80. Blue-headed Vireo Vireo solitarius
    # Count: 1
    Date:
    Observer: Jonathan Cook
    Location: Home
  81. Purple Martin Progne subis
    # Count: 4
    Date:
    Observer: Cheryl Shimer
    Location: Lake Hallowell
  82. Ovenbird Seiurus aurocapilla
    # Count: 1
    Date:
    Observer: Lisa Burke
    Location: Lake Frank
  83. Scarlet Tanager Piranga olivacea
    # Count: 1
    Date:
    Observer: Lisa Burke
    Location: Lake Frank
  84. Pine Warbler Setophaga pinus
    # Count: 1
    Date:
    Observer: Scott Young
    Location: 000Our Yard - North Potomac
  85. Acadian Flycatcher Empidonax virescens
    # Count: 1
    Date:
    Observer: Brett Gleitsmann
    Location: Wheaton Regional Park--Shorefield/mini-train tracks/Pine Lake
  86. Black-throated Blue Warbler Setophaga caerulescens
    # Count: 1
    Date:
    Observer: Jim P
    Location: Wheaton Regional Park--Shorefield/mini-train tracks/Pine Lake
  87. Louisiana Waterthrush Parkesia motacilla
    # Count: 1
    Date:
    Observer: Ryan Douglas
    Location: Moyer Rd. Local Park
  88. Field Sparrow Spizella pusilla
    # Count: 1
    Date:
    Observer: Roy Howard
    Location: Muddy Branch Trail--Quince Orchard Rd. - Turkey Foot Rd.
  89. Yellow-breasted Chat Icteria virens
    # Count: 2
    Date:
    Observer: Robin Skinner
    Location: Home
  90. Prairie Warbler Setophaga discolor
    # Count: 1
    Date:
    Observer: Robin Skinner
    Location: Home
  91. Palm Warbler Setophaga palmarum
    # Count: 1
    Date:
    Observer: Clive Harris
    Location: Upper Watts Branch Park
  92. Northern Rough-winged Swallow Stelgidopteryx serripennis
    # Count: 2
    Date:
    Observer: Anne Mytych
    Location: Lake Frank
  93. Northern Waterthrush Parkesia noveboracensis
    # Count: 1
    Date:
    Observer: Emily Lange
    Location: Westmoreland Hills Local Park, Bethesda US-MD 38.95226, -77.10909
  94. Blue Grosbeak Passerina caerulea
    # Count: 2
    Date:
    Observer: Ron Johnson
    Location: Redgate Park
  95. Spotted Sandpiper Actitis macularius
    # Count: 1
    Date:
    Observer: Brett Gleitsmann
    Location: Northwest Branch Trail--Burnt Mills
  96. Yellow-throated Vireo Vireo flavifrons
    # Count: 1
    Date:
    Observer: Brett Gleitsmann
    Location: Northwest Branch Trail--Burnt Mills
  97. Common Loon Gavia immer
    # Count: 1
    Date:
    Observer: Stephen Davies
    Location: Blue Mash Nature Trail
  98. Bank Swallow Riparia riparia
    # Count: 1
    Date:
    Observer: Stephen Davies
    Location: Blue Mash Nature Trail
  99. Osprey Pandion haliaetus
    # Count: 1
    Date:
    Observer: Amy Christianson
    Location: Lake Hallowell
  100. Tundra Swan Cygnus columbianus
    # Count: 1
    Date:
    Observer: John Sojda
    Location: C&O Canal--Violette's Lock
  101. Hooded Merganser Lophodytes cucullatus
    # Count: 2
    Date:
    Observer: John Sojda
    Location: C&O Canal--Violette's Lock
  102. Red-breasted Merganser Mergus serrator
    # Count: 1
    Date:
    Observer: John Sojda
    Location: C&O Canal--Violette's Lock
  103. Ring-billed Gull Larus delawarensis
    # Count: 6
    Date:
    Observer: John Sojda
    Location: C&O Canal--Violette's Lock
  104. Great Egret Ardea alba
    # Count: 13
    Date:
    Observer: John Sojda
    Location: C&O Canal--Violette's Lock
  105. Bald Eagle Haliaeetus leucocephalus
    # Count: 1
    Date:
    Observer: John Sojda
    Location: C&O Canal--Violette's Lock
  106. Barred Owl Strix varia
    # Count: 1
    Date:
    Observer: Rob Hilton
    Location: Yard
  107. Killdeer Charadrius vociferus
    # Count: 3
    Date:
    Observer: Anonymous eBirder
    Location: Wheaton Branch Stormwater Ponds
  108. Yellow-crowned Night Heron Nyctanassa violacea
    # Count: 2
    Date:
    Observer: Anonymous eBirder
    Location: Wheaton Branch Stormwater Ponds
  109. White-crowned Sparrow Zonotrichia leucophrys
    # Count: 1
    Date:
    Observer: Lynn Kieffer
    Location: McKee Beshers Wildlife Management Area Trail System, Poolesville US-MD 39.08150, -77.40406
  110. Blue-winged Teal Spatula discors
    # Count: 2
    Date:
    Observer: Ryan and Kathryn Carr
    Location: Hughes Hollow - McKee Beshers WMA
  111. Wild Turkey Meleagris gallopavo
    # Count: 2
    Date:
    Observer: Ryan and Kathryn Carr
    Location: Hughes Hollow - McKee Beshers WMA
  112. Pied-billed Grebe Podilymbus podiceps
    # Count: 1
    Date:
    Observer: Ryan and Kathryn Carr
    Location: Hughes Hollow - McKee Beshers WMA
  113. Sora Porzana carolina
    # Count: 1
    Date:
    Observer: Ryan and Kathryn Carr
    Location: Hughes Hollow - McKee Beshers WMA
  114. Turkey Vulture Cathartes aura
    # Count: 2
    Date:
    Observer: Ryan and Kathryn Carr
    Location: Hughes Hollow - McKee Beshers WMA
  115. Cooper's Hawk Accipiter cooperii
    # Count: 1
    Date:
    Observer: kathy brown
    Location: Lake Frank
  116. Dark-eyed Junco Junco hyemalis
    # Count: 1
    Date:
    Observer: Ryan and Kathryn Carr
    Location: Sycamore Landing Rd. fields
  117. Chestnut-sided Warbler Setophaga pensylvanica
    # Count: 1
    Date:
    Observer: Ryan and Kathryn Carr
    Location: Sycamore Landing Rd. fields
  118. Blue-winged Warbler Vermivora cyanoptera
    # Count: 1
    Date:
    Observer: Ron Johnson
    Location: Blue Mash Nature Trail
  119. Lesser Yellowlegs Tringa flavipes
    # Count: 3
    Date:
    Observer: Stacy Rabinovitz
    Location: Lake Needwood
  120. Greater Yellowlegs Tringa melanoleuca
    # Count: 1
    Date:
    Observer: Stacy Rabinovitz
    Location: Lake Needwood
  121. Hermit Thrush Catharus guttatus
    # Count: 1
    Date:
    Observer: Robyn Muncy
    Location: Nature Forward (formerly ANS)- Woodend Sanctuary
  122. American Pipit Anthus rubescens
    # Count: 2
    Date:
    Observer: george borden
    Location: Needwood Mansion, pond and trails
  123. Bufflehead Bucephala albeola
    # Count: 2
    Date:
    Observer: Sare Demarest
    Location: C&O Canal--Violette's Lock
  124. Hooded Warbler Setophaga citrina
    # Count: 1
    Date:
    Observer: Janet Dale
    Location: 13499 Sycamore Landing Rd, Poolesville US-MD 39.07474, -77.42045
  125. Sharp-shinned Hawk Accipiter striatus
    # Count: 1
    Date:
    Observer: Courtney Paolucci
    Location: 13707 Mt Prospect Dr, Rockville US-MD 39.07816, -77.24615
  126. Red-headed Woodpecker Melanerpes erythrocephalus
    # Count: 2
    Date:
    Observer: Sare Demarest
    Location: Hughes Hollow - McKee Beshers WMA
  127. Eastern Meadowlark Sturnella magna
    # Count: 1
    Date:
    Observer: Greg Cooksey
    Location: Izaak Walton Way (bird from road only)
  128. Rock Pigeon Columba livia
    # Count: 1
    Date:
    Observer: Emily Grason
    Location: 21605 New Hampshire Ave, Brookeville US-MD 39.22172, -77.03838
  129. American Coot Fulica americana
    # Count: 3
    Date:
    Observer: Jim Ivett
    Location: Hughes Hollow - McKee Beshers WMA
  130. Marsh Wren Cistothorus palustris
    # Count: 2
    Date:
    Observer: Jim Ivett
    Location: Hughes Hollow - McKee Beshers WMA
  131. Savannah Sparrow Passerculus sandwichensis
    # Count: 1
    Date:
    Observer: John Sojda
    Location: Izaak Walton Way (bird from road only)
  132. Veery Catharus fuscescens
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: Rachel Carson Conservation Park
  133. Broad-winged Hawk Buteo platypterus
    # Count: 1
    Date:
    Observer: Mike Saccone
    Location: Backyard
  134. Great Horned Owl Bubo virginianus
    # Count: 1
    Date:
    Observer: Jackie Raiford
    Location: Shale Barrens
  135. American Kestrel Falco sparverius
    # Count: 1
    Date:
    Observer: sharon buchanan
    Location: Homestead Farm (restricted access - bird from roadside)
  136. Least Flycatcher Empidonax minimus
    # Count: 1
    Date:
    Observer: Anne Mytych
    Location: Watkins Ponds - King Farm Stream Park
  137. Magnolia Warbler Setophaga magnolia
    # Count: 1
    Date:
    Observer: Ron Johnson
    Location: Lake Needwood
  138. Wilson's Warbler Cardellina pusilla
    # Count: 1
    Date:
    Observer: Dave Czaplak
    Location: C&O Canal--Sycamore Landing
  139. Cerulean Warbler Setophaga cerulea
    # Count: 1
    Date:
    Observer: Gemma Radko
    Location: Little Bennett Regional Park
  140. Purple Finch Haemorhous purpureus
    # Count: 1
    Date:
    Observer: Vickie Baily
    Location: Home
  141. Pine Siskin Spinus pinus
    # Count: 2
    Date:
    Observer: Vickie Baily
    Location: Home
  142. Horned Lark Eremophila alpestris
    # Count: 1
    Date:
    Observer: John Sojda
    Location: C&O Canal--Sycamore Landing
  143. Merlin Falco columbarius
    # Count: 1
    Date:
    Observer: Howard Youth
    Location: Meadowbrook Park (Montgomery Co.)
  144. Lincoln's Sparrow Melospiza lincolnii
    # Count: 1
    Date:
    Observer: Stephen Davies
    Location: Blue Mash Nature Trail
  145. Bonaparte's Gull Chroicocephalus philadelphia
    # Count: 2
    Date:
    Observer: Anne Mytych
    Location: Needwood Mansion, pond and trails
  146. Horned Grebe Podiceps auritus
    # Count: 1
    Date:
    Observer: Glenda Soriano
    Location: Seneca Creek SP--Clopper Lake
  147. Grasshopper Sparrow Ammodramus savannarum
    # Count: 4
    Date:
    Observer: Maya O'Connor
    Location: Wheaton Regional Park
  148. Ring-necked Duck Aythya collaris
    # Count: 1
    Date:
    Observer: Woody & Rae Dubois
    Location: Lake Needwood
  149. Wilson's Snipe Gallinago delicata
    # Count: 1
    Date:
    Observer: Matt Winter
    Location: Hughes Hollow - McKee Beshers WMA
  150. Rusty Blackbird Euphagus carolinus
    # Count: 1
    Date:
    Observer: Jared Fisher
    Location: Hughes Hollow - McKee Beshers WMA
  151. American Woodcock Scolopax minor
    # Count: 1
    Date:
    Observer: John Sojda
    Location: Izaak Walton Way (bird from road only)
  152. Upland Sandpiper Bartramia longicauda
    # Count: 1
    Date:
    Observer: Tim Carney
    Location: Spencerville Adventist Academy
  153. Eastern Screech-Owl Megascops asio
    # Count: 1
    Date:
    Observer: hartmut doebel
    Location: Tucker Lane, Ashton
  154. Brown Creeper Certhia americana
    # Count: 1
    Date:
    Observer: hartmut doebel
    Location: Tucker Lane, Ashton
  155. Peregrine Falcon Falco peregrinus
    # Count: 1
    Date:
    Observer: Toni Evans
    Location: Chesapeake and Ohio Canal Trail, Dickerson US-MD 39.17007, -77.50853
  156. Red-breasted Nuthatch Sitta canadensis
    # Count: 1
    Date:
    Observer: hartmut doebel
    Location: Agricultural History Farm Park
  157. Vesper Sparrow Pooecetes gramineus
    # Count: 1
    Date:
    Observer: hartmut doebel
    Location: Agricultural History Farm Park
  158. Kentucky Warbler Geothlypis formosa
    # Count: 1
    Date:
    Observer: hartmut doebel
    Location: Agricultural History Farm Park
  159. Northern Harrier Circus hudsonius
    # Count: 1
    Date:
    Observer: Howard Youth
    Location: Hughes Hollow - McKee Beshers WMA
  160. American Bittern Botaurus lentiginosus
    # Count: 1
    Date:
    Observer: Roy Howard
    Location: Hughes Hollow - McKee Beshers WMA
  161. Caspian Tern Hydroprogne caspia
    # Count: 1
    Date:
    Observer: Will Knowland
    Location: Lake Churchill, Germantown
  162. Herring Gull Larus argentatus
    # Count: 1
    Date:
    Observer: Jared Fisher
    Location: C&O Canal--Violette's Lock
  163. American White Pelican Pelecanus erythrorhynchos
    # Count: 1
    Date:
    Observer: Carla Morris
    Location: C&O Canal--Violette's Lock
  164. Winter Wren Troglodytes hiemalis
    # Count: 1
    Date:
    Observer: Michael McCloy
    Location: C&O Canal--Sycamore Landing
  165. Common Gallinule Gallinula galeata
    # Count: 1
    Date:
    Observer: John Sojda
    Location: Hughes Hollow - McKee Beshers WMA
  166. Lesser Scaup Aythya affinis
    # Count: 3
    Date:
    Observer: Dave Czaplak
    Location: C&O Canal--Violette's Lock
  167. Yellow-bellied Sapsucker Sphyrapicus varius
    # Count: 1
    Date:
    Observer: Michael McCloy
    Location: 19505 Ridge Heights Dr, Gaithersburg
  168. Eastern Whip-poor-will Antrostomus vociferus
    # Count: 1
    Date:
    Observer: Bilcha A
    Location: Rachel Carson Greenway Trail--Springbrook HS - Kemp Mill
  169. Green-winged Teal Anas crecca
    # Count: 5
    Date:
    Observer: John Sojda
    Location: C&O Canal--Violette's Lock
  170. Ruddy Duck Oxyura jamaicensis
    # Count: 1
    Date:
    Observer: Stan Smith
    Location: Lake Hallowell
  171. Golden-crowned Kinglet Regulus satrapa
    # Count: 1
    Date:
    Observer: Ryan and Kathryn Carr
    Location: C&O Canal--Violette's Lock
  172. Forster's Tern Sterna forsteri
    # Count: 1
    Date:
    Observer: Mark Largess
    Location: C&O Canal--Violette's Lock
  173. Long-tailed Duck Clangula hyemalis
    # Count: 1
    Date:
    Observer: Carla Morris
    Location: 15604 Sugarland Rd, Poolesville US-MD 39.10586, -77.35526
  174. Western Cattle Egret Bubulcus ibis
    # Count: 1
    Date:
    Observer: Ed Escalante
    Location: LBRP Golf Course - Prescott Rd
  175. Gadwall Mareca strepera
    # Count: 3
    Date:
    Observer: Jared Fisher
    Location: C&O Canal--Violette's Lock
  176. Least Sandpiper Calidris minutilla
    # Count: 3
    Date:
    Observer: Jared Fisher
    Location: C&O Canal--Violette's Lock
  177. American Wigeon Mareca americana
    # Count: 3
    Date:
    Observer: Tom Kimbis
    Location: C&O Canal--Riley's Lock
  178. Ring-necked Pheasant Phasianus colchicus
    # Count: 1
    Date:
    Observer: David Duren
    Location: Hughes Hollow - McKee Beshers WMA
  179. Lesser Black-backed Gull Larus fuscus
    # Count: 1
    Date:
    Observer: Dave Czaplak
    Location: C&O Canal--Riley's Lock
  180. American Black Duck Anas rubripes
    # Count: 1
    Date:
    Observer: Michael Bowen
    Location: Carderock Recreation Area
  181. Greater Scaup Aythya marila
    # Count: 1
    Date:
    Observer: Dave Czaplak
    Location: C&O Canal--Violette's Lock
  182. Fox Sparrow Passerella iliaca
    # Count: 1
    Date:
    Observer: David Farner
    Location: Little Bennett RP--Browning Run area
  183. Northern Shoveler Spatula clypeata
    # Count: 1
    Date:
    Observer: Robyn Muncy
    Location: Blue Mash Nature Trail
  184. Canvasback Aythya valisineria
    # Count: 1
    Date:
    Observer: Woody & Rae Dubois
    Location: Triadelphia Reservoir--Greenbridge Rd.
  185. Golden Eagle Aquila chrysaetos
    # Count: 1
    Date:
    Observer: Ryan Douglas
    Location: Moyer Rd. Local Park
  186. Orange-crowned Warbler Leiothlypis celata
    # Count: 1
    Date:
    Observer: Robin Skinner
    Location: Home
  187. Redhead Aythya americana
    # Count: 1
    Date:
    Observer: Dave Czaplak
    Location: C&O Canal--Violette's Lock
  188. Northern Saw-whet Owl Aegolius acadicus
    # Count: 1
  189. Barn Owl Tyto alba
    # Count: 1

Exotic: Escapee (2)

  1. Silver Pheasant Lophura nycthemera
    # Count: 1
    Date:
    Observer: hauwa Usman
    Location: Cloverly
  2. Chukar Alectoris chukar
    # Count: 1
    Date:
    Observer: Ryan and Kathryn Carr
    Location: C&O Canal--Sycamore Landing

Hybrids (1)

  1. Mallard x American Black Duck (hybrid) Anas platyrhynchos x rubripes
    # Count: 1
    Date:
    Observer: Michael Bowen
    Location: Carderock Recreation Area

Additional Taxa (30)

  1. American/Fish Crow Corvus brachyrhynchos/ossifragus
    # Count: 3
    Date:
    Observer: Scott Young
    Location: Conservation Lane
  2. passerine sp. Passeriformes sp.
    # Count: 3
    Date:
    Observer: Ryan Douglas
    Location: Moyer Rd. Local Park
  3. swan sp. Cygnus sp.
    # Count: 1
    Date:
    Observer: Keith Rutter
    Location: 2610 Belle Crest Lane
  4. swallow sp. Hirundinidae sp.
    # Count: 4
    Date:
    Observer: Emily Grason
    Location: 21605 New Hampshire Ave, Brookeville US-MD 39.22172, -77.03838
  5. hawk sp. Accipitridae sp. (hawk sp.)
    # Count: 2
    Date:
    Observer: Nathan Parmeter
    Location: Bohrer Park
  6. new world warbler sp. Parulidae sp.
    # Count: 1
    Date:
    Observer: Nathan Parmeter
    Location: Bohrer Park
  7. woodpecker sp. Picidae sp.
    # Count: 1
    Date:
    Observer: Ryan Douglas
    Location: Magruder Branch Trail--Sweepstakes Rd. trailhead
  8. new world sparrow sp. Passerellidae sp.
    # Count: 1
    Date:
    Observer: Stan Smith
    Location: Blue Mash Nature Trail
  9. peep sp. Calidris sp. (peep sp.)
    # Count: 3
    Date:
    Observer: John Sojda
    Location: C&O Canal--Sycamore Landing
  10. shorebird sp. Charadriiformes sp.
    # Count: 1
    Date:
    Observer: Robin Skinner
    Location: Home
  11. Setophaga sp. Setophaga sp.
    # Count: 1
    Date:
    Observer: Kevin Achtmeyer
    Location: Welsh Park, Rockville
  12. finch sp. Fringillidae sp.
    # Count: 1
    Date:
    Observer: Maya O'Connor
    Location: Wheaton Regional Park
  13. Downy/Hairy Woodpecker Dryobates pubescens/villosus
    # Count: 1
    Date:
    Observer: Robin Todd
    Location: Patuxent River SP--Howard Chapel Rd. (Montgomery Co.)
  14. Trumpeter/Tundra Swan Cygnus buccinator/columbianus
    # Count: 1
    Date:
    Observer: Christine Ley
    Location: C&O Canal--Violette's Lock
  15. duck sp. Anatidae (duck sp.)
    # Count: 4
    Date:
    Observer: Jeff Smith
    Location: Hughes Hollow - McKee Beshers WMA
  16. Sharp-shinned/Cooper's Hawk Accipiter striatus/cooperii
    # Count: 1
    Date:
    Observer: Kim Tomko
    Location: Spencerville Adventist Academy
  17. Buteo sp. Buteo sp.
    # Count: 1
    Date:
    Observer: John McDonough
    Location: Seneca Creek State Park
  18. vireo sp. Vireo sp.
    # Count: 1
    Date:
    Observer: John McDonough
    Location: Seneca Creek State Park
  19. Catharus sp. Catharus sp.
    # Count: 1
    Date:
    Observer: Ryan Douglas
    Location: Moyer Rd. Local Park
  20. owl sp. Strigiformes sp.
    # Count: 1
    Date:
    Observer: philip deshong
    Location: 10627 Kinloch Rd, Silver Spring US-MD 39.03093, -76.96835
  21. Greater/Lesser Scaup Aythya marila/affinis
    # Count: 7
    Date:
    Observer: Matt Browne
    Location: C&O Canal--Violette's Lock
  22. Lesser/Greater Yellowlegs Tringa flavipes/melanoleuca
    # Count: 1
    Date:
    Observer: Martha Morris
    Location: Green Farm Conservation Park, Gaithersburg US-MD 39.17140, -77.17545
  23. Louisiana/Northern Waterthrush Parkesia motacilla/noveboracensis
    # Count: 1
    Date:
    Observer: Lisa Shannon
    Location: Wheaton Regional Park--Shorefield/mini-train tracks/Pine Lake
  24. crow sp. Corvus sp. (crow sp.)
    # Count: 1
    Date:
    Observer: Laura Lapole
    Location: Croydon Creek Nature Center, Rockville
  25. Common/Red-breasted Merganser Mergus merganser/serrator
    # Count: 1
    Date:
    Observer: Tim Boucher
    Location: Blockhouse Point Conservation Park
  26. Ruby-crowned/Golden-crowned Kinglet Corthylio calendula/Regulus satrapa
    # Count: 3
    Date:
    Observer: Michelle Herrmann
    Location: Fallsgrove Stream Valley Park
  27. blackbird sp. Icteridae sp.
    # Count: 15
    Date:
    Observer: Jared Fisher
    Location: C&O Canal--Violette's Lock
  28. gull sp. Larinae sp.
    # Count: 50
    Date:
    Observer: Pete Yarrington
    Location: Triadelphia Reservoir--Greenbridge Rd.
  29. dabbling duck sp. Anatidae sp. (dabbling duck sp.)
    # Count: 6
    Date:
    Observer: Daniel Lebbin
    Location: Hughes Hollow - McKee Beshers WMA
  30. diurnal raptor sp. Accipitriformes/Falconiformes sp.
    # Count: 1
    Date:
    Observer: Scott Baron
    Location: Damascus Recreational Park