Menu

Change Region

Change Region

Montgomery

Map

Explore...

Bird List

Updated ~19 hours ago
344 All Years 226 This Year 2024 195 This Month May 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 (195)

  1. Rock Pigeon Columba livia
    # Count: 15
    Date:
    Observer: David Blockstein
    Location: Blockstein-Prybyla residence
  2. Solitary Sandpiper Tringa solitaria
    # Count: 10
    Date:
    Observer: Stephen Davies
    Location: Blue Mash Nature Trail
  3. Tufted Titmouse Baeolophus bicolor
    # Count: 10
    Date:
    Observer: Clifton Barry
    Location: Little Bennett Regional Park
  4. Eastern Towhee Pipilo erythrophthalmus
    # Count: 9
    Date:
    Observer: Clifton Barry
    Location: Little Bennett Regional Park
  5. Common Grackle Quiscalus quiscula
    # Count: 9
    Date:
    Observer: Stephen Davies
    Location: Blue Mash Nature Trail
  6. Double-crested Cormorant Nannopterum auritum
    # Count: 8
    Date:
    Observer: Jared Fisher
    Location: Hughes Hollow - McKee Beshers WMA
  7. Blue Jay Cyanocitta cristata
    # Count: 8
    Date:
    Observer: Clifton Barry
    Location: Little Bennett Regional Park
  8. House Wren Troglodytes aedon
    # Count: 8
    Date:
    Observer: Stephen Davies
    Location: Blue Mash Nature Trail
  9. Carolina Wren Thryothorus ludovicianus
    # Count: 8
    Date:
    Observer: Clifton Barry
    Location: Little Bennett Regional Park
  10. Blue-gray Gnatcatcher Polioptila caerulea
    # Count: 7
    Date:
    Observer: Clifton Barry
    Location: Little Bennett Regional Park
  11. Ovenbird Seiurus aurocapilla
    # Count: 7
    Date:
    Observer: Clifton Barry
    Location: Little Bennett Regional Park
  12. Short-billed Dowitcher Limnodromus griseus
    # Count: 6
    Date:
    Observer: Mary Ann Todd
    Location: C&O Canal--Violette's Lock
  13. Forster's Tern Sterna forsteri
    # Count: 6
    Date:
    Observer: John Sojda
    Location: C&O Canal--Violette's Lock
  14. Red-bellied Woodpecker Melanerpes carolinus
    # Count: 6
    Date:
    Observer: Clifton Barry
    Location: Little Bennett Regional Park
  15. Red-eyed Vireo Vireo olivaceus
    # Count: 6
    Date:
    Observer: Clifton Barry
    Location: Little Bennett Regional Park
  16. American Goldfinch Spinus tristis
    # Count: 6
    Date:
    Observer: Clifton Barry
    Location: Little Bennett Regional Park
  17. Common Yellowthroat Geothlypis trichas
    # Count: 6
    Date:
    Observer: Clifton Barry
    Location: Little Bennett Regional Park
  18. Chimney Swift Chaetura pelagica
    # Count: 5
    Date:
    Observer: Clifton Barry
    Location: Little Bennett Regional Park
  19. Carolina Chickadee Poecile carolinensis
    # Count: 5
    Date:
    Observer: Clifton Barry
    Location: Little Bennett Regional Park
  20. White-throated Sparrow Zonotrichia albicollis
    # Count: 5
    Date:
    Observer: Clifton Barry
    Location: Little Bennett Regional Park
  21. Brown-headed Cowbird Molothrus ater
    # Count: 5
    Date:
    Observer: Clifton Barry
    Location: Little Bennett Regional Park
  22. Northern Parula Setophaga americana
    # Count: 5
    Date:
    Observer: Clifton Barry
    Location: Little Bennett Regional Park
  23. Mallard Anas platyrhynchos
    # Count: 4
    Date:
    Observer: Stephen Davies
    Location: Blue Mash Nature Trail
  24. Hooded Merganser Lophodytes cucullatus
    # Count: 4
    Date:
    Observer: Jared Fisher
    Location: Hughes Hollow - McKee Beshers WMA
  25. Glossy Ibis Plegadis falcinellus
    # Count: 4
    Date:
    Observer: Jared Fisher
    Location: C&O Canal--Violette's Lock
  26. Black Vulture Coragyps atratus
    # Count: 4
    Date:
    Observer: Stephen Davies
    Location: Blue Mash Nature Trail
  27. Belted Kingfisher Megaceryle alcyon
    # Count: 4
    Date:
    Observer: Clifton Barry
    Location: Little Bennett Regional Park
  28. Eastern Phoebe Sayornis phoebe
    # Count: 4
    Date:
    Observer: Clifton Barry
    Location: Little Bennett Regional Park
  29. Fish Crow Corvus ossifragus
    # Count: 4
    Date:
    Observer: Clifton Barry
    Location: Little Bennett Regional Park
  30. Barn Swallow Hirundo rustica
    # Count: 4
    Date:
    Observer: Stephen Davies
    Location: Blue Mash Nature Trail
  31. European Starling Sturnus vulgaris
    # Count: 4
    Date:
    Observer: Stephen Davies
    Location: Blue Mash Nature Trail
  32. White-crowned Sparrow Zonotrichia leucophrys
    # Count: 4
    Date:
    Observer: Roxy Wolfe
    Location: NIH Pond
  33. Yellow-breasted Chat Icteria virens
    # Count: 4
    Date:
    Observer: Stephen Davies
    Location: Blue Mash Nature Trail
  34. Baltimore Oriole Icterus galbula
    # Count: 4
    Date:
    Observer: Stephen Davies
    Location: Blue Mash Nature Trail
  35. Louisiana Waterthrush Parkesia motacilla
    # Count: 4
    Date:
    Observer: Clifton Barry
    Location: Little Bennett Regional Park
  36. Scarlet Tanager Piranga olivacea
    # Count: 4
    Date:
    Observer: Clifton Barry
    Location: Little Bennett Regional Park
  37. Common Nighthawk Chordeiles minor
    # Count: 3
    Date:
    Observer: Dave Czaplak
    Location: C&O Canal--Violette's Lock
  38. Green Heron Butorides virescens
    # Count: 3
    Date:
    Observer: Stephen Davies
    Location: Blue Mash Nature Trail
  39. Downy Woodpecker Dryobates pubescens
    # Count: 3
    Date:
    Observer: Clifton Barry
    Location: Little Bennett Regional Park
  40. Pileated Woodpecker Dryocopus pileatus
    # Count: 3
    Date:
    Observer: Clifton Barry
    Location: Little Bennett Regional Park
  41. Great Crested Flycatcher Myiarchus crinitus
    # Count: 3
    Date:
    Observer: Clifton Barry
    Location: Little Bennett Regional Park
  42. Northern Rough-winged Swallow Stelgidopteryx serripennis
    # Count: 3
    Date:
    Observer: Clifton Barry
    Location: Little Bennett Regional Park
  43. House Finch Haemorhous mexicanus
    # Count: 3
    Date:
    Observer: Stephen Davies
    Location: Blue Mash Nature Trail
  44. Yellow-rumped Warbler Setophaga coronata
    # Count: 3
    Date:
    Observer: Clifton Barry
    Location: Little Bennett Regional Park
  45. Blue Grosbeak Passerina caerulea
    # Count: 3
    Date:
    Observer: Stephen Davies
    Location: Blue Mash Nature Trail
  46. Indigo Bunting Passerina cyanea
    # Count: 3
    Date:
    Observer: Clifton Barry
    Location: Little Bennett Regional Park
  47. Wood Duck Aix sponsa
    # Count: 2
    Date:
    Observer: Stephen Davies
    Location: Blue Mash Nature Trail
  48. American Wigeon Mareca americana
    # Count: 2
    Date:
    Observer: Dave Czaplak
    Location: C&O Canal--Violette's Lock
  49. Lesser Scaup Aythya affinis
    # Count: 2
    Date:
    Observer: Don Simonson
    Location: C&O Canal--Riley's Lock
  50. Common Merganser Mergus merganser
    # Count: 2
    Date:
    Observer: Dave Czaplak
    Location: C&O Canal--Violette's Lock
  51. Pied-billed Grebe Podilymbus podiceps
    # Count: 2
    Date:
    Observer: Jared Fisher
    Location: Hughes Hollow - McKee Beshers WMA
  52. Killdeer Charadrius vociferus
    # Count: 2
    Date:
    Observer: Stephen Davies
    Location: Blue Mash Nature Trail
  53. American Woodcock Scolopax minor
    # Count: 2
    Date:
    Observer: Mary Ann Todd
    Location: Izaak Walton Way (bird from road only)
  54. Spotted Sandpiper Actitis macularius
    # Count: 2
    Date:
    Observer: Leo Prikhodko
    Location: Kentlands Lakes (Darnestown Rd. ponds)
  55. Lesser Yellowlegs Tringa flavipes
    # Count: 2
    Date:
    Observer: Stephen Davies
    Location: Blue Mash Nature Trail
  56. Dunlin Calidris alpina
    # Count: 2
    Date:
    Observer: Stephen Davies
    Location: Blue Mash Nature Trail
  57. Caspian Tern Hydroprogne caspia
    # Count: 2
    Date:
    Observer: Dave Czaplak
    Location: C&O Canal--Violette's Lock
  58. Common Tern Sterna hirundo
    # Count: 2
    Date:
    Observer: Ryan and Kathryn Carr
    Location: C&O Canal--Pennyfield Lock
  59. Great Blue Heron Ardea herodias
    # Count: 2
    Date:
    Observer: Jared Fisher
    Location: Hughes Hollow - McKee Beshers WMA
  60. Northern Flicker Colaptes auratus
    # Count: 2
    Date:
    Observer: Stephen Davies
    Location: Blue Mash Nature Trail
  61. American Crow Corvus brachyrhynchos
    # Count: 2
    Date:
    Observer: Clifton Barry
    Location: Little Bennett Regional Park
  62. Horned Lark Eremophila alpestris
    # Count: 2
    Date:
    Observer: John Sojda
    Location: Homestead Farm (restricted access - bird from roadside)
  63. Tree Swallow Tachycineta bicolor
    # Count: 2
    Date:
    Observer: Stephen Davies
    Location: Blue Mash Nature Trail
  64. White-breasted Nuthatch Sitta carolinensis
    # Count: 2
    Date:
    Observer: Clifton Barry
    Location: Little Bennett Regional Park
  65. American Robin Turdus migratorius
    # Count: 2
    Date:
    Observer: Stephen Davies
    Location: Sudbury Rd yard
  66. Cedar Waxwing Bombycilla cedrorum
    # Count: 2
    Date:
    Observer: Clifton Barry
    Location: Little Bennett Regional Park
  67. House Sparrow Passer domesticus
    # Count: 2
    Date:
    Observer: Leo Prikhodko
    Location: Kentlands Lakes (Darnestown Rd. ponds)
  68. Swamp Sparrow Melospiza georgiana
    # Count: 2
    Date:
    Observer: Stephen Davies
    Location: Blue Mash Nature Trail
  69. Rusty Blackbird Euphagus carolinus
    # Count: 2
    Date:
    Observer: John McDonough
    Location: C&O Canal--Riley's Lock
  70. American Redstart Setophaga ruticilla
    # Count: 2
    Date:
    Observer: Clifton Barry
    Location: Little Bennett Regional Park
  71. Black-throated Blue Warbler Setophaga caerulescens
    # Count: 2
    Date:
    Observer: Toni Evans
    Location: Blue Mash Nature Trail
  72. Prairie Warbler Setophaga discolor
    # Count: 2
    Date:
    Observer: Clifton Barry
    Location: Little Bennett Regional Park
  73. Canada Goose Branta canadensis
    # Count: 1
    Date:
    Observer: Stephen Davies
    Location: Blue Mash Nature Trail
  74. Tundra Swan Cygnus columbianus
    # Count: 1
    Date:
    Observer: Dave Czaplak
    Location: C&O Canal--Violette's Lock
  75. Blue-winged Teal Spatula discors
    # Count: 1
    Date:
    Observer: Dave Czaplak
    Location: C&O Canal--Violette's Lock
  76. Ring-necked Duck Aythya collaris
    # Count: 1
    Date:
    Observer: Michelle Herrmann
    Location: Fallsgrove Stream Valley Park
  77. Greater Scaup Aythya marila
    # Count: 1
    Date:
    Observer: Clive Harris
    Location: Homestead Farm (restricted access - bird from roadside)
  78. Bufflehead Bucephala albeola
    # Count: 1
    Date:
    Observer: John Sojda
    Location: Homestead Farm (restricted access - bird from roadside)
  79. Red-breasted Merganser Mergus serrator
    # Count: 1
    Date:
    Observer: Dave Czaplak
    Location: C&O Canal--Violette's Lock
  80. Ruddy Duck Oxyura jamaicensis
    # Count: 1
    Date:
    Observer: Gary Chirlin
    Location: Lake Hallowell
  81. Wild Turkey Meleagris gallopavo
    # Count: 1
    Date:
    Observer: Clifton Barry
    Location: Little Bennett Regional Park
  82. Horned Grebe Podiceps auritus
    # Count: 1
    Date:
    Observer: Dave Czaplak
    Location: C&O Canal--Violette's Lock
  83. Mourning Dove Zenaida macroura
    # Count: 1
    Date:
    Observer: Dave Czaplak
    Location: Izaak Walton Way (bird from road only)
  84. Yellow-billed Cuckoo Coccyzus americanus
    # Count: 1
    Date:
    Observer: Jared Fisher
    Location: Hughes Hollow - McKee Beshers WMA
  85. Black-billed Cuckoo Coccyzus erythropthalmus
    # Count: 1
    Date:
    Observer: Jeff Smith
    Location: Hughes Hollow - McKee Beshers WMA
  86. Ruby-throated Hummingbird Archilochus colubris
    # Count: 1
    Date:
    Observer: Brian Killackey
    Location: Wheaton Regional Park
  87. Virginia Rail Rallus limicola
    # Count: 1
    Date:
    Observer: Jared Fisher
    Location: Hughes Hollow - McKee Beshers WMA
  88. Sora Porzana carolina
    # Count: 1
    Date:
    Observer: Joe Hanfman
    Location: Hughes Hollow - McKee Beshers WMA
  89. Common Gallinule Gallinula galeata
    # Count: 1
    Date:
    Observer: Jared Fisher
    Location: Hughes Hollow - McKee Beshers WMA
  90. American Coot Fulica americana
    # Count: 1
    Date:
    Observer: Jim Ivett
    Location: Hughes Hollow - McKee Beshers WMA
  91. Sandhill Crane Antigone canadensis
    # Count: 1
    Date:
    Observer: Robin Skinner
    Location: Mom's house (private property)
  92. Black-bellied Plover Pluvialis squatarola
    # Count: 1
    Date:
    Observer: Clive Harris
    Location: Homestead Farm (restricted access - bird from roadside)
  93. Semipalmated Plover Charadrius semipalmatus
    # Count: 1
    Date:
    Observer: Allen Burke
    Location: Lake Needwood
  94. Wilson's Snipe Gallinago delicata
    # Count: 1
    Date:
    Observer: Jared Fisher
    Location: Hughes Hollow - McKee Beshers WMA
  95. Greater Yellowlegs Tringa melanoleuca
    # Count: 1
    Date:
    Observer: Eva R
    Location: Lake Needwood
  96. Least Sandpiper Calidris minutilla
    # Count: 1
    Date:
    Observer: Dave Powell
    Location: Lake Needwood - north end
  97. Semipalmated Sandpiper Calidris pusilla
    # Count: 1
    Date:
    Observer: Eva R
    Location: Lake Needwood
  98. Bonaparte's Gull Chroicocephalus philadelphia
    # Count: 1
    Date:
    Observer: Dave Czaplak
    Location: C&O Canal--Violette's Lock
  99. Ring-billed Gull Larus delawarensis
    # Count: 1
    Date:
    Observer: Don Simonson
    Location: C&O Canal--Riley's Lock
  100. Herring Gull Larus argentatus
    # Count: 1
    Date:
    Observer: Emily Huang
    Location: C&O Canal--Violette's Lock
  101. Black Tern Chlidonias niger
    # Count: 1
    Date:
    Observer: Jared Fisher
    Location: C&O Canal--Violette's Lock
  102. Common Loon Gavia immer
    # Count: 1
    Date:
    Observer: Dave Czaplak
    Location: C&O Canal--Violette's Lock
  103. American Bittern Botaurus lentiginosus
    # Count: 1
    Date:
    Observer: Ryan and Kathryn Carr
    Location: Hughes Hollow - McKee Beshers WMA
  104. Least Bittern Ixobrychus exilis
    # Count: 1
    Date:
    Observer: Jeff Smith
    Location: Hughes Hollow - McKee Beshers WMA
  105. Yellow-crowned Night Heron Nyctanassa violacea
    # Count: 1
    Date:
    Observer: Jared Fisher
    Location: Hughes Hollow - McKee Beshers WMA
  106. Black-crowned Night Heron Nycticorax nycticorax
    # Count: 1
    Date:
    Observer: Mariam Aboutaj
    Location: Clear Spring Park
  107. Little Blue Heron Egretta caerulea
    # Count: 1
    Date:
    Observer: Stephen Davies
    Location: Blue Mash Nature Trail
  108. Great Egret Ardea alba
    # Count: 1
    Date:
    Observer: Jared Fisher
    Location: Hughes Hollow - McKee Beshers WMA
  109. Turkey Vulture Cathartes aura
    # Count: 1
    Date:
    Observer: Clifton Barry
    Location: Little Bennett Regional Park
  110. Osprey Pandion haliaetus
    # Count: 1
    Date:
    Observer: Leo Prikhodko
    Location: Kentlands Lakes (Darnestown Rd. ponds)
  111. Golden Eagle Aquila chrysaetos
    # Count: 1
    Date:
    Observer: Max Wilson
    Location: Falconhurst
  112. Mississippi Kite Ictinia mississippiensis
    # Count: 1
    Date:
    Observer: Howard Youth
    Location: C&O Canal--Violette's Lock
  113. Northern Harrier Circus hudsonius
    # Count: 1
    Date:
    Observer: Brennan Kizer Ball
    Location: Capital Beltway E, Bethesda US-MD 39.00685, -77.08561
  114. Sharp-shinned Hawk Accipiter striatus
    # Count: 1
    Date:
    Observer: Leo Prikhodko
    Location: Kentlands Lakes (Darnestown Rd. ponds)
  115. Cooper's Hawk Accipiter cooperii
    # Count: 1
    Date:
    Observer: Tim Boucher
    Location: Halbert Hook Road
  116. Bald Eagle Haliaeetus leucocephalus
    # Count: 1
    Date:
    Observer: Stephen Davies
    Location: Blue Mash Nature Trail
  117. Red-shouldered Hawk Buteo lineatus
    # Count: 1
    Date:
    Observer: Clifton Barry
    Location: Little Bennett Regional Park
  118. Red-tailed Hawk Buteo jamaicensis
    # Count: 1
    Date:
    Observer: Dave Czaplak
    Location: C&O Canal--Violette's Lock
  119. Eastern Screech-Owl Megascops asio
    # Count: 1
    Date:
    Observer: Brian Pinci
    Location: Home
  120. Great Horned Owl Bubo virginianus
    # Count: 1
    Date:
    Observer: Dave Czaplak
    Location: Izaak Walton Way (bird from road only)
  121. Barred Owl Strix varia
    # Count: 1
    Date:
    Observer: Mary Ann Todd
    Location: Izaak Walton Way (bird from road only)
  122. Red-headed Woodpecker Melanerpes erythrocephalus
    # Count: 1
    Date:
    Observer: Stephen Davies
    Location: Blue Mash Nature Trail
  123. Hairy Woodpecker Dryobates villosus
    # Count: 1
    Date:
    Observer: Leo Prikhodko
    Location: Kentlands Lakes (Darnestown Rd. ponds)
  124. American Kestrel Falco sparverius
    # Count: 1
    Date:
    Observer: Dave Czaplak
    Location: Hughes Rd. polo fields
  125. Merlin Falco columbarius
    # Count: 1
    Date:
    Observer: Kelly Shima
    Location: Wheaton Regional Park--Shorefield/mini-train tracks/Pine Lake
  126. Peregrine Falcon Falco peregrinus
    # Count: 1
    Date:
    Observer: Carla Morris
    Location: C&O Canal--Mouth of the Monocacy (Mont. Co.)
  127. Olive-sided Flycatcher Contopus cooperi
    # Count: 1
    Date:
    Observer: Michael Onel
    Location: Watts Branch Stream Valley Park
  128. Eastern Wood-Pewee Contopus virens
    # Count: 1
    Date:
    Observer: Clifton Barry
    Location: Little Bennett Regional Park
  129. Acadian Flycatcher Empidonax virescens
    # Count: 1
    Date:
    Observer: Clifton Barry
    Location: Little Bennett Regional Park
  130. Alder Flycatcher Empidonax alnorum
    # Count: 1
    Date:
    Observer: Stacy Rabinovitz
    Location: Blue Mash Nature Trail
  131. Willow Flycatcher Empidonax traillii
    # Count: 1
    Date:
    Observer: Clifton Barry
    Location: Royce Hanson Conservation Park, MoCo Parks
  132. Least Flycatcher Empidonax minimus
    # Count: 1
    Date:
    Observer: Scott Young
    Location: Conservation Lane
  133. Eastern Kingbird Tyrannus tyrannus
    # Count: 1
    Date:
    Observer: Clifton Barry
    Location: Little Bennett Regional Park
  134. White-eyed Vireo Vireo griseus
    # Count: 1
    Date:
    Observer: Clifton Barry
    Location: Little Bennett Regional Park
  135. Yellow-throated Vireo Vireo flavifrons
    # Count: 1
    Date:
    Observer: Clifton Barry
    Location: Little Bennett Regional Park
  136. Blue-headed Vireo Vireo solitarius
    # Count: 1
    Date:
    Observer: Dave Czaplak
    Location: Blockhouse Point Conservation Park
  137. Warbling Vireo Vireo gilvus
    # Count: 1
    Date:
    Observer: Stephen Davies
    Location: Blue Mash Nature Trail
  138. Common Raven Corvus corax
    # Count: 1
    Date:
    Observer: Angela Atwood-Moore
    Location: Wheaton Regional Park--Shorefield/mini-train tracks/Pine Lake
  139. Bank Swallow Riparia riparia
    # Count: 1
    Date:
    Observer: sharon buchanan
    Location: Blue Mash Nature Trail
  140. Purple Martin Progne subis
    # Count: 1
    Date:
    Observer: Dave Czaplak
    Location: Izaak Walton Way (bird from road only)
  141. Cliff Swallow Petrochelidon pyrrhonota
    # Count: 1
    Date:
    Observer: Clive Harris
    Location: C&O Canal--White's Ferry
  142. Ruby-crowned Kinglet Corthylio calendula
    # Count: 1
    Date:
    Observer: Lisa Wilcox Deyo
    Location: C&O Canal--Violette's Lock
  143. Brown Creeper Certhia americana
    # Count: 1
    Date:
    Observer: sharon buchanan
    Location: Backyard, Potomac US-MD 39.04432, -77.26707
  144. Marsh Wren Cistothorus palustris
    # Count: 1
    Date:
    Observer: Jim Ivett
    Location: Hughes Hollow - McKee Beshers WMA
  145. Gray Catbird Dumetella carolinensis
    # Count: 1
    Date:
    Observer: Stephen Davies
    Location: Sudbury Rd yard
  146. Brown Thrasher Toxostoma rufum
    # Count: 1
    Date:
    Observer: Clifton Barry
    Location: Little Bennett Regional Park
  147. Northern Mockingbird Mimus polyglottos
    # Count: 1
    Date:
    Observer: Clifton Barry
    Location: Little Bennett Regional Park
  148. Eastern Bluebird Sialia sialis
    # Count: 1
    Date:
    Observer: Dave Czaplak
    Location: Izaak Walton Way (bird from road only)
  149. Veery Catharus fuscescens
    # Count: 1
    Date:
    Observer: Roy Howard
    Location: Muddy Branch, North Potomac US-MD 39.09097, -77.25580
  150. Gray-cheeked Thrush Catharus minimus
    # Count: 1
    Date:
    Observer: Thomas Wetmore
    Location: Timberlake trailhead on north end of street
  151. Swainson's Thrush Catharus ustulatus
    # Count: 1
    Date:
    Observer: Clifton Barry
    Location: Little Bennett Regional Park
  152. Hermit Thrush Catharus guttatus
    # Count: 1
    Date:
    Observer: C. Johnson
    Location: Rachel Carson Conservation Park
  153. Wood Thrush Hylocichla mustelina
    # Count: 1
    Date:
    Observer: Dave Czaplak
    Location: Izaak Walton Way (bird from road only)
  154. American Pipit Anthus rubescens
    # Count: 1
    Date:
    Observer: Eva R
    Location: Lake Needwood
  155. Purple Finch Haemorhous purpureus
    # Count: 1
    Date:
    Observer: Carla Morris
    Location: Hughes Hollow - McKee Beshers WMA
  156. Pine Siskin Spinus pinus
    # Count: 1
    Date:
    Observer: Ryan and Kathryn Carr
    Location: Bird tree
  157. Grasshopper Sparrow Ammodramus savannarum
    # Count: 1
    Date:
    Observer: John Sojda
    Location: Homestead Farm (restricted access - bird from roadside)
  158. Chipping Sparrow Spizella passerina
    # Count: 1
    Date:
    Observer: Dave Czaplak
    Location: Izaak Walton Way (bird from road only)
  159. Field Sparrow Spizella pusilla
    # Count: 1
    Date:
    Observer: Mary Ann Todd
    Location: Izaak Walton Way (bird from road only)
  160. Vesper Sparrow Pooecetes gramineus
    # Count: 1
    Date:
    Observer: Robin Skinner
    Location: Home
  161. Savannah Sparrow Passerculus sandwichensis
    # Count: 1
    Date:
    Observer: Roy Howard
    Location: Homestead Farm (restricted access - bird from roadside)
  162. Song Sparrow Melospiza melodia
    # Count: 1
    Date:
    Observer: Dave Czaplak
    Location: Izaak Walton Way (bird from road only)
  163. Lincoln's Sparrow Melospiza lincolnii
    # Count: 1
    Date:
    Observer: John Sojda
    Location: Black Hill RP--Boat Ramp area
  164. Bobolink Dolichonyx oryzivorus
    # Count: 1
    Date:
    Observer: David Roberts
    Location: Homestead Farm (restricted access - bird from roadside)
  165. Eastern Meadowlark Sturnella magna
    # Count: 1
    Date:
    Observer: John Sojda
    Location: Homestead Farm (restricted access - bird from roadside)
  166. Orchard Oriole Icterus spurius
    # Count: 1
    Date:
    Observer: Clifton Barry
    Location: Little Bennett Regional Park
  167. Red-winged Blackbird Agelaius phoeniceus
    # Count: 1
    Date:
    Observer: Clifton Barry
    Location: Little Bennett Regional Park
  168. Worm-eating Warbler Helmitheros vermivorum
    # Count: 1
    Date:
    Observer: Scott Evans
    Location: 525 Bradford Dr, Rockville US-MD 39.09536, -77.16323
  169. Northern Waterthrush Parkesia noveboracensis
    # Count: 1
    Date:
    Observer: Lisa Wilcox Deyo
    Location: C&O Canal--Violette's Lock
  170. Blue-winged Warbler Vermivora cyanoptera
    # Count: 1
    Date:
    Observer: Michael O'Brien
    Location: Upper Watts Branch - 12 Duke Street South
  171. Black-and-white Warbler Mniotilta varia
    # Count: 1
    Date:
    Observer: Roy Howard
    Location: Muddy Branch, North Potomac US-MD 39.09097, -77.25580
  172. Prothonotary Warbler Protonotaria citrea
    # Count: 1
    Date:
    Observer: Jared Fisher
    Location: Hughes Hollow - McKee Beshers WMA
  173. Tennessee Warbler Leiothlypis peregrina
    # Count: 1
    Date:
    Observer: Scott Young
    Location: Hughes Hollow - McKee Beshers WMA
  174. Nashville Warbler Leiothlypis ruficapilla
    # Count: 1
    Date:
    Observer: Roy Howard
    Location: Muddy Branch, North Potomac US-MD 39.09097, -77.25580
  175. Mourning Warbler Geothlypis philadelphia
    # Count: 1
    Date:
    Observer: hartmut doebel
    Location: Blue Mash Nature Trail
  176. Kentucky Warbler Geothlypis formosa
    # Count: 1
    Date:
    Observer: Clifton Barry
    Location: Little Bennett Regional Park
  177. Hooded Warbler Setophaga citrina
    # Count: 1
    Date:
    Observer: Angela Atwood-Moore
    Location: Wheaton Regional Park--Shorefield/mini-train tracks/Pine Lake
  178. Cape May Warbler Setophaga tigrina
    # Count: 1
    Date:
    Observer: Scott Baron
    Location: Damascus Recreational Park
  179. Cerulean Warbler Setophaga cerulea
    # Count: 1
    Date:
    Observer: Cathy Baxter
    Location: C&O Canal--Pennyfield Lock
  180. Magnolia Warbler Setophaga magnolia
    # Count: 1
    Date:
    Observer: Dave Czaplak
    Location: C&O Canal--Violette's Lock
  181. Bay-breasted Warbler Setophaga castanea
    # Count: 1
    Date:
    Observer: Laura W
    Location: Overhill Rd + York Ln (Private)
  182. Blackburnian Warbler Setophaga fusca
    # Count: 1
    Date:
    Observer: Laura W
    Location: Overhill Rd + York Ln (Private)
  183. Yellow Warbler Setophaga petechia
    # Count: 1
    Date:
    Observer: Katherine Williams
    Location: Kentlands Lakes (Darnestown Rd. ponds)
  184. Blackpoll Warbler Setophaga striata
    # Count: 1
    Date:
    Observer: David Roberts
    Location: Persimmon Tree Road
  185. Palm Warbler Setophaga palmarum
    # Count: 1
    Date:
    Observer: Brett Gleitsmann
    Location: Wheaton Regional Park--Shorefield/mini-train tracks/Pine Lake
  186. Pine Warbler Setophaga pinus
    # Count: 1
    Date:
    Observer: Jim Ivett
    Location: Hughes Hollow - McKee Beshers WMA
  187. Yellow-throated Warbler Setophaga dominica
    # Count: 1
    Date:
    Observer: Leo Prikhodko
    Location: Kentlands Lakes (Darnestown Rd. ponds)
  188. Black-throated Green Warbler Setophaga virens
    # Count: 1
    Date:
    Observer: Stephen Davies
    Location: Blue Mash Nature Trail
  189. Canada Warbler Cardellina canadensis
    # Count: 1
    Date:
    Observer: Seth Factor
    Location: Little Falls Branch Stream Valley Park
  190. Wilson's Warbler Cardellina pusilla
    # Count: 1
    Date:
    Observer: Robin Skinner
    Location: Little Bennett Regional Park
  191. Summer Tanager Piranga rubra
    # Count: 1
    Date:
    Observer: Alexandra Feeney
    Location: Billy Goat Trail Section A, Bethesda US-MD (38.9855,-77.2446)
  192. Northern Cardinal Cardinalis cardinalis
    # Count: 1
    Date:
    Observer: Mary Ann Todd
    Location: Izaak Walton Way (bird from road only)
  193. Rose-breasted Grosbeak Pheucticus ludovicianus
    # Count: 1
    Date:
    Observer: Clifton Barry
    Location: Little Bennett Regional Park
  194. Broad-winged Hawk Buteo platypterus
    # Count: X
    Date:
    Observer: Claire Wolfe
    Location: Little Bennett Regional Park
  195. Chestnut-sided Warbler Setophaga pensylvanica
    # Count: X
    Date:
    Observer: David Hunter
    Location: 7509 Hancock Avenue

Exotic: Escapee (1)

  1. Ring-necked Pheasant Phasianus colchicus
    # Count: 1
    Date:
    Observer: Scott Young
    Location: Hughes Hollow - McKee Beshers WMA

Hybrids (1)

  1. Mallard x American Black Duck (hybrid) Anas platyrhynchos x rubripes
    # Count: 1
    Date:
    Observer: Clive Harris
    Location: Carderock Rec

Additional Taxa (36)

  1. Common/Red-breasted Merganser Mergus merganser/serrator
    # Count: 7
    Date:
    Observer: Cindy Hall
    Location: C&O Canal--Violette's Lock
  2. tern sp. Sterninae sp.
    # Count: 7
    Date:
    Observer: Igor Taimassov
    Location: C&O Canal--Violette's Lock
  3. Setophaga sp. Setophaga sp.
    # Count: 4
    Date:
    Observer: Kevin Achtmeyer
    Location: Neighborhood Area
  4. peep sp. Calidris sp. (peep sp.)
    # Count: 3
    Date:
    Observer: Jared Fisher
    Location: C&O Canal--Violette's Lock
  5. American/Fish Crow Corvus brachyrhynchos/ossifragus
    # Count: 3
    Date:
    Observer: Adeline Louie
    Location: Ken-Gar Palisades Park
  6. goose sp. Anatidae (goose sp.)
    # Count: 2
    Date:
    Observer: Elda Banks
    Location: Meadowood Drive, Colesville, MD
  7. gull sp. Larinae sp.
    # Count: 2
    Date:
    Observer: Dave Powell
    Location: C&O Canal--Riley's Lock
  8. Forster's/Common Tern Sterna forsteri/hirundo
    # Count: 2
    Date:
    Observer: Jared Fisher
    Location: C&O Canal--Violette's Lock
  9. vireo sp. Vireo sp.
    # Count: 2
    Date:
    Observer: Thomas Lopez
    Location: mi casa
  10. Domestic goose sp. (Domestic type) Anser sp. (Domestic type)
    # Count: 1
    Date:
    Observer: Jared Fisher
    Location: Hughes Hollow - McKee Beshers WMA
  11. swan sp. Cygnus sp.
    # Count: 1
    Date:
    Observer: Robert Pinkard
    Location: C&O Canal--Violette's Lock
  12. Greater/Lesser Scaup Aythya marila/affinis
    # Count: 1
    Date:
    Observer: Dave Czaplak
    Location: C&O Canal--Violette's Lock
  13. duck sp. Anatidae (duck sp.)
    # Count: 1
    Date:
    Observer: L. David Baron
    Location: Glen Hills neighborhood
  14. shorebird sp. Charadriiformes sp.
    # Count: 1
    Date:
    Observer: Igor Taimassov
    Location: Hughes Hollow - McKee Beshers WMA
  15. Yellow-crowned/Black-crowned Night Heron Nycticorax nycticorax/Nyctanassa violacea
    # Count: 1
    Date:
    Observer: Kirk Owens
    Location: Bohrer Park
  16. white egret sp. Egretta/Bubulcus/Ardea sp.
    # Count: 1
    Date:
    Observer: Patricia L
    Location: C&O Canal--Violette's Lock
  17. Sharp-shinned/Cooper's Hawk Accipiter striatus/cooperii
    # Count: 1
    Date:
    Observer: Cathy Baxter
    Location: 9720 Holmhurst Rd, Bethesda US-MD 39.01621, -77.13153
  18. Buteo sp. Buteo sp.
    # Count: 1
    Date:
    Observer: Suzanne Richman
    Location: Little Falls Branch Stream Valley Park
  19. hawk sp. Accipitridae sp. (hawk sp.)
    # Count: 1
    Date:
    Observer: L. David Baron
    Location: Glen Hills neighborhood
  20. owl sp. Strigiformes sp.
    # Count: 1
    Date:
    Observer: Scott Young
    Location: Oaks Landfill (private)
  21. Downy/Hairy Woodpecker Dryobates pubescens/villosus
    # Count: 1
    Date:
    Observer: Adeline Louie
    Location: Wheaton Regional Park, dog park entrance to lake and orchard
  22. woodpecker sp. Picidae sp.
    # Count: 1
    Date:
    Observer: Ryan Douglas
    Location: Moyer Rd. Local Park
  23. Alder/Willow Flycatcher (Traill's Flycatcher) Empidonax alnorum/traillii
    # Count: 1
    Date:
    Observer: Frank Wang
    Location: C&O Canal--Violette's Lock
  24. Empidonax sp. Empidonax sp.
    # Count: 1
    Date:
    Observer: Matt Peppe
    Location: Lake Frank
  25. new world flycatcher sp. Tyrannidae sp.
    # Count: 1
    Date:
    Observer: Rob Hilton
    Location: Lois Y. Green Conservation Park
  26. swallow sp. Hirundinidae sp.
    # Count: 1
    Date:
    Observer: Gail Mackiernan
    Location: NW Branch Park -Sherwood Forest area
  27. Ruby-crowned/Golden-crowned Kinglet Corthylio calendula/Regulus satrapa
    # Count: 1
    Date:
    Observer: Suzanne Richman
    Location: Little Falls Branch Stream Valley Park
  28. wren sp. Troglodytidae sp.
    # Count: 1
    Date:
    Observer: William Heinle
    Location: Wheaton Regional Park--Shorefield/mini-train tracks/Pine Lake
  29. Catharus sp. Catharus sp.
    # Count: 1
    Date:
    Observer: Kevin Achtmeyer
    Location: Woodley Park - Watts Branch Forest Preserve
  30. thrush sp. Turdidae sp.
    # Count: 1
    Date:
    Observer: Ryan and Kathryn Carr
    Location: Rachel Carson Conservation Park
  31. new world sparrow sp. Passerellidae sp.
    # Count: 1
    Date:
    Observer: Kevin Achtmeyer
    Location: Neighborhood Area
  32. blackbird sp. Icteridae sp.
    # Count: 1
    Date:
    Observer: diane Ford
    Location: Rock Creek Park/Dewey Rd
  33. Chipping Sparrow/Worm-eating Warbler Spizella passerina/Helmitheros vermivorum
    # Count: 1
    Date:
    Observer: Ryan Douglas
    Location: Moyer Rd. Local Park
  34. new world warbler sp. Parulidae sp.
    # Count: 1
    Date:
    Observer: Scott Baron
    Location: Damascus Recreational Park
  35. passerine sp. Passeriformes sp.
    # Count: 1
    Date:
    Observer: Timothy Bates
    Location: Hughes Hollow - McKee Beshers WMA
  36. Louisiana/Northern Waterthrush Parkesia motacilla/noveboracensis
    # Count: X
    Date:
    Observer: Rob Hilton
    Location: Wheaton Regional Park--Shorefield/mini-train tracks/Pine Lake