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Bird List

Updated ~18 hours ago
344 All Years 229 This Year 2024 130 This Month Jun 2024
Last Observed First Observed High Count

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  1. Species Name
    Count
    Date
    Observer
    Location

Native and Naturalized (344)

  1. Black-bellied Whistling-Duck Dendrocygna autumnalis
    # Count: 10
    Date:
    Observer: Ross Geredien
    Location: Hunting Quarter Rd, Poolesville US-MD 39.08366, -77.40508
  2. Fulvous Whistling-Duck Dendrocygna bicolor
    # Count: 9
    Date:
    Observer: MD Admin (Carney)
    Location: C&O Canal--Violette's Lock
  3. Snow Goose Anser caerulescens
    # Count: 11
    Date:
    Observer: Anonymous eBirder
    Location: Carderock Recreation Area
  4. Ross's Goose Anser rossii
    # Count: 1
    Date:
    Observer: Kevin Achtmeyer
    Location: Private Property, Poolesville -- General
  5. Greater White-fronted Goose Anser albifrons
    # Count: 1
    Date:
    Observer: Dan Neumann
    Location: AMV
  6. Brant Branta bernicla
    # Count: 1
    Date:
    Observer: Daniel S.
    Location: C&O Canal--Swains Lock
  7. Cackling Goose Branta hutchinsii
    # Count: 2
    Date:
    Observer: Louis Campagna
    Location: Gunners Lake
  8. Canada Goose Branta canadensis
    # Count: 7
    Date:
    Observer: Ed Vigezzi
    Location: Cedar Valley Lake
  9. Mute Swan Cygnus olor
    # Count: 2
    Date:
    Observer: Jared Fisher
    Location: C&O Canal--Riley's Lock
  10. Trumpeter Swan Cygnus buccinator
    # Count: 3
    Date:
    Observer: John Sojda
    Location: Triadelphia Reservoir--Greenbridge Rd.
  11. Tundra Swan Cygnus columbianus
    # Count: 1
    Date:
    Observer: Scott Young
    Location: C&O Canal--Violette's Lock
  12. Wood Duck Aix sponsa
    # Count: 3
    Date:
    Observer: John Sojda
    Location: C&O Canal--Violette's Lock
  13. Blue-winged Teal Spatula discors
    # Count: 1
    Date:
    Observer: John Sojda
    Location: Hughes Hollow - McKee Beshers WMA
  14. Northern Shoveler Spatula clypeata
    # Count: 1
    Date:
    Observer: Robyn Muncy
    Location: Blue Mash Nature Trail
  15. Gadwall Mareca strepera
    # Count: 3
    Date:
    Observer: Jared Fisher
    Location: C&O Canal--Violette's Lock
  16. Eurasian Wigeon Mareca penelope
    # Count: 1
    Date:
    Observer: Andy Martin
    Location: Poplar Spring Animal Sanctuary (private)
  17. American Wigeon Mareca americana
    # Count: 2
    Date:
    Observer: Jim Ivett
    Location: Hughes Hollow - McKee Beshers WMA
  18. Mallard Anas platyrhynchos
    # Count: 1
    Date:
    Observer: Gail Mackiernan
    Location: NW Branch Park -Sherwood Forest area
  19. American Black Duck Anas rubripes
    # Count: 1
    Date:
    Observer: Michael Bowen
    Location: Carderock Recreation Area
  20. Mottled Duck Anas fulvigula
    # Count: 1
    Date:
    Observer: justin golden
    Location: Billy Goat Trail Section C, Potomac, Maryland, US (38.977, -77.206)
  21. Northern Pintail Anas acuta
    # Count: 1
    Date:
    Observer: Scott Young
    Location: Hughes Hollow - McKee Beshers WMA
  22. Green-winged Teal Anas crecca
    # Count: 5
    Date:
    Observer: John Sojda
    Location: C&O Canal--Violette's Lock
  23. Canvasback Aythya valisineria
    # Count: 1
    Date:
    Observer: Woody & Rae Dubois
    Location: Triadelphia Reservoir--Greenbridge Rd.
  24. Redhead Aythya americana
    # Count: 1
    Date:
    Observer: Dave Czaplak
    Location: C&O Canal--Violette's Lock
  25. Ring-necked Duck Aythya collaris
    # Count: 1
    Date:
    Observer: Steph Kohr
    Location: Waredaca
  26. Greater Scaup Aythya marila
    # Count: 1
    Date:
    Observer: Clive Harris
    Location: Homestead Farm (restricted access - bird from roadside)
  27. Lesser Scaup Aythya affinis
    # Count: 1
    Date:
    Observer: Jared Fisher
    Location: C&O Canal--Violette's Lock
  28. King Eider Somateria spectabilis
    # Count: 1
    Date:
    Observer: Alex Wiebe
    Location: Triadelphia Reservoir--Brighton Dam (Mont. Co.)
  29. Harlequin Duck Histrionicus histrionicus
    # Count: 1
    Date:
    Observer: James Swanson
    Location: Black Hill Regional Park
  30. Surf Scoter Melanitta perspicillata
    # Count: 1
    Date:
    Observer: Robin Skinner
    Location: Home
  31. White-winged Scoter Melanitta deglandi
    # Count: 4
    Date:
    Observer: Roy Howard
    Location: Black Hill RP--Little Seneca Lake, Rte.121
  32. Black Scoter Melanitta americana
    # Count: 1
    Date:
    Observer: Dave Czaplak
    Location: C&O Canal--Violette's Lock
  33. Long-tailed Duck Clangula hyemalis
    # Count: 1
    Date:
    Observer: Carla Morris
    Location: 15604 Sugarland Rd, Poolesville US-MD 39.10586, -77.35526
  34. Bufflehead Bucephala albeola
    # Count: 1
    Date:
    Observer: Mary Ann Todd
    Location: C&O Canal--Violette's Lock
  35. Common Goldeneye Bucephala clangula
    # Count: 1
    Date:
    Observer: Ryan and Kathryn Carr
    Location: C&O Canal--Riley's Lock
  36. Hooded Merganser Lophodytes cucullatus
    # Count: 1
    Date:
    Observer: Gretchen Wood
    Location: Black Hill Regional Park, Germantown US-MD 39.19388, -77.28675
  37. Common Merganser Mergus merganser
    # Count: 1
    Date:
    Observer: Ginger Hays
    Location: C&O Canal--Violette's Lock
  38. Red-breasted Merganser Mergus serrator
    # Count: 1
    Date:
    Observer: Jared Fisher
    Location: C&O Canal--Violette's Lock
  39. Ruddy Duck Oxyura jamaicensis
    # Count: 1
    Date:
    Observer: Igor Taimassov
    Location: C&O Canal--Violette's Lock
  40. Northern Bobwhite Colinus virginianus
    # Count: 1
    Date:
    Observer: Mary Ann Todd
    Location: Hughes Hollow - McKee Beshers WMA
  41. Wild Turkey Meleagris gallopavo
    # Count: 1
    Date:
    Observer: Kelly Shima
    Location: Croydon Creek Nature Center, Rockville
  42. Ring-necked Pheasant Phasianus colchicus
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: Hughes Hollow - McKee Beshers WMA
  43. Pied-billed Grebe Podilymbus podiceps
    # Count: 1
    Date:
    Observer: Rachel Harbert
    Location: Hughes Hollow - McKee Beshers WMA
  44. Horned Grebe Podiceps auritus
    # Count: 1
    Date:
    Observer: John Sojda
    Location: C&O Canal--Violette's Lock
  45. Red-necked Grebe Podiceps grisegena
    # Count: 1
    Date:
    Observer: Dave Czaplak
    Location: C&O Canal--Violette's Lock
  46. Eared Grebe Podiceps nigricollis
    # Count: 1
    Date:
    Observer: Jared Fisher
    Location: C&O Canal--Riley's Lock
  47. Rock Pigeon Columba livia
    # Count: 1
    Date:
    Observer: Stephen Davies
    Location: I-495 and MD 185
  48. Eurasian Collared-Dove Streptopelia decaocto
    # Count: 1
    Date:
    Observer: Ryan Douglas
    Location: Damascus Recreation Center
  49. White-winged Dove Zenaida asiatica
    # Count: 1
    Date:
    Observer: MD Admin (Carney)
    Location: Hunting Quarter Rd x River Rd
  50. Mourning Dove Zenaida macroura
    # Count: 1
    Date:
    Observer: Gary Barone
    Location: 22011 Ivy Leaf Dr, Boyds US-MD 39.21753, -77.25782
  51. Yellow-billed Cuckoo Coccyzus americanus
    # Count: 1
    Date:
    Observer: Natalie Brennan
    Location: Potomac Heritage National Scenic Trail, Potomac US-MD 39.01195, -77.25092
  52. Black-billed Cuckoo Coccyzus erythropthalmus
    # Count: 1
    Date:
    Observer: Jared Fisher
    Location: Straw Bale Lane
  53. Common Nighthawk Chordeiles minor
    # Count: 1
    Date:
    Observer: hartmut doebel
    Location: Tucker Lane, Ashton
  54. Chuck-will's-widow Antrostomus carolinensis
    # Count: 1
    Date:
    Observer: Scott Baron
    Location: Park Summit neighborhood/Malcolm King Park, Gaithersburg
  55. Eastern Whip-poor-will Antrostomus vociferus
    # Count: 1
    Date:
    Observer: Bilcha A
    Location: Rachel Carson Greenway Trail--Springbrook HS - Kemp Mill
  56. Chimney Swift Chaetura pelagica
    # Count: 2
    Date:
    Observer: Jeff Smith
    Location: *Churchill Executive Park
  57. Ruby-throated Hummingbird Archilochus colubris
    # Count: 1
    Date:
    Observer: Matt Cohen
    Location: Patuxent River SP--Rte. 97 (Montgomery Co.)
  58. Rufous Hummingbird Selasphorus rufus
    # Count: 1
    Date:
    Observer: sharon buchanan
    Location: Backyard, Potomac US-MD 39.04432, -77.26707
  59. King Rail Rallus elegans
    # Count: 1
    Date:
    Observer: Jim Stasz
    Location: Hughes Hollow - McKee Beshers WMA
  60. Clapper Rail Rallus crepitans
    # Count: 1
    Date:
    Observer: Robert Garriock
    Location: 11246–11298 Fern St, Silver Spring US-MD (39.0401,-77.0497)
  61. Virginia Rail Rallus limicola
    # Count: 1
    Date:
    Observer: Jared Fisher
    Location: Hughes Hollow - McKee Beshers WMA
  62. Sora Porzana carolina
    # Count: 1
    Date:
    Observer: Christian Ramirez
    Location: Hughes Hollow - McKee Beshers WMA
  63. Common Gallinule Gallinula galeata
    # Count: 1
    Date:
    Observer: Mike Connelly
    Location: Hughes Hollow - McKee Beshers WMA
  64. American Coot Fulica americana
    # Count: 1
    Date:
    Observer: Alex Kurowski
    Location: Hughes Hollow - McKee Beshers WMA
  65. Purple Gallinule Porphyrio martinica
    # Count: 1
    Date:
    Observer: Jared Fisher
    Location: Hughes Hollow - McKee Beshers WMA
  66. Yellow Rail Coturnicops noveboracensis
    # Count: 1
    Date:
    Observer: Dave Czaplak
    Location: Hughes Hollow - McKee Beshers WMA
  67. Black Rail Laterallus jamaicensis
    # Count: 1
  68. Limpkin Aramus guarauna
    # Count: 1
    Date:
    Observer: Michael Kircher
    Location: C&O Canal--Pennyfield Lock
  69. Sandhill Crane Antigone canadensis
    # Count: 1
    Date:
    Observer: Robin Skinner
    Location: Mom's house (private property)
  70. American Avocet Recurvirostra americana
    # Count: 7
    Date:
    Observer: Mary Ann Todd
    Location: C&O Canal--Violette's Lock
  71. Black-bellied Plover Pluvialis squatarola
    # Count: 1
    Date:
    Observer: Mary Ann Todd
    Location: C&O Canal--Violette's Lock
  72. American Golden-Plover Pluvialis dominica
    # Count: 2
    Date:
    Observer: Dave Czaplak
    Location: C&O Canal--Violette's Lock
  73. Killdeer Charadrius vociferus
    # Count: 1
    Date:
    Observer: Stephen Davies
    Location: Blue Mash Nature Trail
  74. Semipalmated Plover Charadrius semipalmatus
    # Count: 7
    Date:
    Observer: Jared Fisher
    Location: C&O Canal--Violette's Lock
  75. Upland Sandpiper Bartramia longicauda
    # Count: 1
    Date:
    Observer: Tim Carney
    Location: Spencerville Adventist Academy
  76. Whimbrel Numenius phaeopus
    # Count: 1
    Date:
    Observer: Jared Fisher
    Location: C&O Canal--Violette's Lock
  77. Short-billed Dowitcher Limnodromus griseus
    # Count: 2
    Date:
    Observer: John Sojda
    Location: C&O Canal--Violette's Lock
  78. Long-billed Dowitcher Limnodromus scolopaceus
    # Count: 1
    Date:
    Observer: Nathan Tea
    Location: Blue Mash Nature Trail
  79. American Woodcock Scolopax minor
    # Count: 1
    Date:
    Observer: Alex Kurowski
    Location: Little Falls Branch Stream Valley Park
  80. Wilson's Snipe Gallinago delicata
    # Count: 1
    Date:
    Observer: Jared Fisher
    Location: Hughes Hollow - McKee Beshers WMA
  81. Wilson's Phalarope Phalaropus tricolor
    # Count: 1
    Date:
    Observer: Dave Czaplak
    Location: Mile 29 Potomac River
  82. Red Phalarope Phalaropus fulicarius
    # Count: 1
    Date:
    Observer: Dave Czaplak
    Location: C&O Canal--Violette's Lock
  83. Red-necked Phalarope Phalaropus lobatus
    # Count: 2
    Date:
    Observer: Dave Czaplak
    Location: C&O Canal--Violette's Lock
  84. Spotted Sandpiper Actitis macularius
    # Count: 1
    Date:
    Observer: Manoli Strecker
    Location: Wheaton Branch Stormwater Ponds
  85. Solitary Sandpiper Tringa solitaria
    # Count: 1
    Date:
    Observer: Martha Morris
    Location: Grand Champion/Piccard Drive/Mattie Stepanek Park/Gaither Road, Rockville Maryland
  86. Lesser Yellowlegs Tringa flavipes
    # Count: 2
    Date:
    Observer: Stephen Davies
    Location: Blue Mash Nature Trail
  87. Willet Tringa semipalmata
    # Count: 1
    Date:
    Observer: David Roberts
    Location: C&O Canal--Violette's Lock
  88. Greater Yellowlegs Tringa melanoleuca
    # Count: 3
    Date:
    Observer: Dave Czaplak
    Location: C&O Canal--Violette's Lock
  89. Ruddy Turnstone Arenaria interpres
    # Count: 1
    Date:
    Observer: Mary Ann Todd
    Location: C&O Canal--Violette's Lock
  90. Stilt Sandpiper Calidris himantopus
    # Count: 1
    Date:
    Observer: Kel Varnsen
    Location: Potomac River, Poolesville US-MD 39.06224, -77.36846
  91. Buff-breasted Sandpiper Calidris subruficollis
    # Count: 1
    Date:
    Observer: Jared Fisher
    Location: C&O Canal--Violette's Lock
  92. Sanderling Calidris alba
    # Count: 1
    Date:
    Observer: Joe Hanfman
    Location: Triadelphia Reservoir--Big Branch (Montgomery Co.)
  93. Dunlin Calidris alpina
    # Count: 2
    Date:
    Observer: Stephen Davies
    Location: Blue Mash Nature Trail
  94. Baird's Sandpiper Calidris bairdii
    # Count: 1
    Date:
    Observer: Joe Hanfman
    Location: Triadelphia Reservoir--Big Branch (Montgomery Co.)
  95. White-rumped Sandpiper Calidris fuscicollis
    # Count: 1
    Date:
    Observer: Jared Fisher
    Location: C&O Canal--Sycamore Landing
  96. Least Sandpiper Calidris minutilla
    # Count: 1
    Date:
    Observer: Jared Fisher
    Location: C&O Canal--Violette's Lock
  97. Pectoral Sandpiper Calidris melanotos
    # Count: 4
    Date:
    Observer: Jared Fisher
    Location: C&O Canal--Sycamore Landing
  98. Western Sandpiper Calidris mauri
    # Count: 1
    Date:
    Observer: Clive Harris
    Location: Hughes Rd. polo fields
  99. Semipalmated Sandpiper Calidris pusilla
    # Count: 2
    Date:
    Observer: Jared Fisher
    Location: C&O Canal--Violette's Lock
  100. Pomarine Jaeger Stercorarius pomarinus
    # Count: 1
    Date:
    Observer: Dave Czaplak
    Location: C&O Canal--Violette's Lock
  101. Thick-billed Murre Uria lomvia
    # Count: 1
    Date:
    Observer: MD Admin (Carney)
    Location: Kensington
  102. Little Gull Hydrocoloeus minutus
    # Count: 1
    Date:
    Observer: Dave Czaplak
    Location: C&O Canal--Violette's Lock
  103. Black-legged Kittiwake Rissa tridactyla
    # Count: 1
    Date:
    Observer: Joe Hanfman
    Location: Triadelphia Reservoir--Big Branch (Montgomery Co.)
  104. Sabine's Gull Xema sabini
    # Count: 1
    Date:
    Observer: Ryan Fick
    Location: C&O Canal--Edwards Ferry
  105. Bonaparte's Gull Chroicocephalus philadelphia
    # Count: 2
    Date:
    Observer: Ryan and Kathryn Carr
    Location: C&O Canal--Violette's Lock
  106. Black-headed Gull Chroicocephalus ridibundus
    # Count: 1
    Date:
    Observer: Dave Czaplak
    Location: Patton Farms (formerly Patton Turf Farm)
  107. Laughing Gull Leucophaeus atricilla
    # Count: 1
    Date:
    Observer: Max Wilson
    Location: C&O Canal--Violette's Lock
  108. Franklin's Gull Leucophaeus pipixcan
    # Count: 1
    Date:
    Observer: John Sojda
    Location: Black Hill RP--Little Seneca Lake, Rte.121
  109. Ring-billed Gull Larus delawarensis
    # Count: 1
    Date:
    Observer: Angela Atwood-Moore
    Location: Five Guys
  110. Herring Gull Larus argentatus
    # Count: 2
    Date:
    Observer: John Sojda
    Location: C&O Canal--Violette's Lock
  111. Yellow-legged Gull Larus michahellis
    # Count: 1
    Date:
    Observer: Dave Czaplak
    Location: Laytonsville 108 Pond (destroyed)
  112. Great Black-backed Gull Larus marinus
    # Count: 1
    Date:
    Observer: Dave Czaplak
    Location: Patton Farms (formerly Patton Turf Farm)
  113. Glaucous Gull Larus hyperboreus
    # Count: 1
    Date:
    Observer: Kurt Schwarz
    Location: Triadelphia Reservoir--Brighton Dam (Mont. Co.)
  114. Lesser Black-backed Gull Larus fuscus
    # Count: 1
    Date:
    Observer: Dave Czaplak
    Location: C&O Canal--Riley's Lock
  115. California Gull Larus californicus
    # Count: 1
    Date:
    Observer: Ottavio Janni
    Location: Oaks Landfill (private)
  116. Iceland Gull Larus glaucoides
    # Count: 1
    Date:
    Observer: David Roberts
    Location: C&O Canal--Violette's Lock
  117. Black Skimmer Rynchops niger
    # Count: 1
    Date:
    Observer: Brendan Lanpher
    Location: C&O Canal--Violette's Lock
  118. Sooty Tern Onychoprion fuscatus
    # Count: 1
    Date:
    Observer: Edward Patten
    Location: C&O Canal--Riley's Lock
  119. Least Tern Sternula antillarum
    # Count: 2
    Date:
    Observer: Dave Czaplak
    Location: C&O Canal--Violette's Lock
  120. Gull-billed Tern Gelochelidon nilotica
    # Count: 1
    Date:
    Observer: Dave Czaplak
    Location: C&O Canal--Violette's Lock
  121. Caspian Tern Hydroprogne caspia
    # Count: 2
    Date:
    Observer: Dave Czaplak
    Location: C&O Canal--Violette's Lock
  122. Black Tern Chlidonias niger
    # Count: 1
    Date:
    Observer: Lauren Carey
    Location: C&O Canal--Violette's Lock
  123. Forster's Tern Sterna forsteri
    # Count: 8
    Date:
    Observer: Ryan and Kathryn Carr
    Location: C&O Canal--Violette's Lock
  124. Arctic Tern Sterna paradisaea
    # Count: 1
    Date:
    Observer: Mary Ann Todd
    Location: C&O Canal--Violette's Lock
  125. Common Tern Sterna hirundo
    # Count: 3
    Date:
    Observer: Ryan and Kathryn Carr
    Location: C&O Canal--Violette's Lock
  126. Royal Tern Thalasseus maximus
    # Count: 1
    Date:
    Observer: Timothy Guida
    Location: C&O Canal--Violette's Lock
  127. Red-throated Loon Gavia stellata
    # Count: 1
    Date:
    Observer: David Roberts
    Location: C&O Canal--Riley's Lock
  128. Pacific Loon Gavia pacifica
    # Count: 1
    Date:
    Observer: George Jett
    Location: Seneca Creek SP--Clopper Lake
  129. Common Loon Gavia immer
    # Count: 1
    Date:
    Observer: John Sojda
    Location: C&O Canal--Violette's Lock
  130. Wood Stork Mycteria americana
    # Count: 1
    Date:
    Observer: Michael Kircher
    Location: C&O Canal--Pennyfield Lock
  131. Anhinga Anhinga anhinga
    # Count: 1
    Date:
    Observer: Jared Fisher
    Location: C&O Canal--Violette's Lock
  132. Great Cormorant Phalacrocorax carbo
    # Count: 1
    Date:
    Observer: David S. Engelen
    Location: C&O Canal - River Trail
  133. Double-crested Cormorant Nannopterum auritum
    # Count: 3
    Date:
    Observer: Natalie Brennan
    Location: Potomac Heritage National Scenic Trail, Potomac US-MD 39.01195, -77.25092
  134. Neotropic Cormorant Nannopterum brasilianum
    # Count: 1
    Date:
    Observer: Dave Powell
    Location: C&O Canal--Riley's Lock
  135. American White Pelican Pelecanus erythrorhynchos
    # Count: 1
    Date:
    Observer: Carla Morris
    Location: C&O Canal--Violette's Lock
  136. Brown Pelican Pelecanus occidentalis
    # Count: 1
    Date:
    Observer: Frederick Atwood
    Location: C&O Canal--Violette's Lock
  137. American Bittern Botaurus lentiginosus
    # Count: 1
    Date:
    Observer: BJ dooley
    Location: Hughes Hollow - McKee Beshers WMA
  138. Least Bittern Ixobrychus exilis
    # Count: 1
    Date:
    Observer: Gavin Qian
    Location: Hughes Hollow - McKee Beshers WMA
  139. Yellow-crowned Night Heron Nyctanassa violacea
    # Count: 1
    Date:
    Observer: Ann Hobbs
    Location: Sligo Creek Park--Dennis Ave. to Wayne Ave.
  140. Black-crowned Night Heron Nycticorax nycticorax
    # Count: 1
    Date:
    Observer: Michael Barsky
    Location: C&O Canal--Locks 8-9
  141. Little Blue Heron Egretta caerulea
    # Count: 1
    Date:
    Observer: Stephen Davies
    Location: Blue Mash Nature Trail
  142. Tricolored Heron Egretta tricolor
    # Count: 1
    Date:
    Observer: Margaret Poethig
    Location: Potomac River, Potomac US-MD (39.0212,-77.2429)
  143. Snowy Egret Egretta thula
    # Count: 1
    Date:
    Observer: Kurt Schwarz
    Location: Blue Mash Nature Trail
  144. Green Heron Butorides virescens
    # Count: 2
    Date:
    Observer: Ed Vigezzi
    Location: Cedar Valley Lake
  145. Western Cattle Egret Bubulcus ibis
    # Count: 1
    Date:
    Observer: Jared Fisher
    Location: C&O Canal--Violette's Lock
  146. Great Egret Ardea alba
    # Count: 1
    Date:
    Observer: Ginger Hays
    Location: C&O Canal--Violette's Lock
  147. Great Blue Heron Ardea herodias
    # Count: 1
    Date:
    Observer: Ed Vigezzi
    Location: Cedar Valley Lake
  148. White Ibis Eudocimus albus
    # Count: 1
    Date:
    Observer: Jared Fisher
    Location: C&O Canal--Riley's Lock
  149. Glossy Ibis Plegadis falcinellus
    # Count: 1
    Date:
    Observer: Cheryl Hogue
    Location: Carderock Recreation Area
  150. Roseate Spoonbill Platalea ajaja
    # Count: 1
    Date:
    Observer: John Sojda
    Location: C&O Canal--Violette's Lock
  151. Black Vulture Coragyps atratus
    # Count: 4
    Date:
    Observer: Keith Rutter
    Location: Layhill Park
  152. Turkey Vulture Cathartes aura
    # Count: 3
    Date:
    Observer: Pete Epanchin
    Location: C&O Canal--Locks 8-9
  153. Osprey Pandion haliaetus
    # Count: 1
    Date:
    Observer: John Sojda
    Location: C&O Canal--Violette's Lock
  154. Swallow-tailed Kite Elanoides forficatus
    # Count: 2
    Date:
    Observer: Rob Hilton
    Location: Welsh Park, Rockville
  155. Golden Eagle Aquila chrysaetos
    # Count: 1
    Date:
    Observer: Max Wilson
    Location: Falconhurst
  156. Mississippi Kite Ictinia mississippiensis
    # Count: 1
    Date:
    Observer: Adrian Fenton
    Location: Welsh Park, Rockville
  157. Northern Harrier Circus hudsonius
    # Count: 1
    Date:
    Observer: Jared Fisher
    Location: Straw Bale Lane
  158. Sharp-shinned Hawk Accipiter striatus
    # Count: 1
    Date:
    Observer: kathy brown
    Location: King Farm Blvd. retention ponds
  159. Cooper's Hawk Accipiter cooperii
    # Count: 1
    Date:
    Observer: Tim Boucher
    Location: Halbert Hook Road
  160. American Goshawk Accipiter atricapillus
    # Count: 1
    Date:
    Observer: Dave Czaplak
    Location: Hughes Hollow - McKee Beshers WMA
  161. Bald Eagle Haliaeetus leucocephalus
    # Count: 1
    Date:
    Observer: Natalie Brennan
    Location: Potomac Heritage National Scenic Trail, Potomac US-MD 39.01195, -77.25092
  162. Red-shouldered Hawk Buteo lineatus
    # Count: 1
    Date:
    Observer: Jim Wilkinson
    Location: Lower Watts Branch
  163. Broad-winged Hawk Buteo platypterus
    # Count: 2
    Date:
    Observer: Roya Marefat
    Location: 13305 Oakwood Dr, Rockville US-MD 39.07534, -77.19943
  164. Red-tailed Hawk Buteo jamaicensis
    # Count: 1
    Date:
    Observer: David Lauter
    Location: C&O Canal--Great Falls
  165. Rough-legged Hawk Buteo lagopus
    # Count: 1
    Date:
    Observer: John Sojda
    Location: Patton Farms (formerly Patton Turf Farm)
  166. Barn Owl Tyto alba
    # Count: 1
  167. Eastern Screech-Owl Megascops asio
    # Count: 1
    Date:
    Observer: Maya O'Connor
    Location: Wheaton Regional Park, Silver Spring US-MD 39.04976, -77.03462
  168. Snowy Owl Bubo scandiacus
    # Count: 1
    Date:
    Observer: Don Simonson
    Location: US-MD-Germantown-14911 Springfield Rd - 39.0900x-77.3099
  169. Great Horned Owl Bubo virginianus
    # Count: 1
    Date:
    Observer: Stacy Rabinovitz
    Location: C&O Canal--Riley's Lock
  170. Barred Owl Strix varia
    # Count: 1
    Date:
    Observer: Wren B.
    Location: Meadowbrook Park (Montgomery Co.)
  171. Long-eared Owl Asio otus
    # Count: X
  172. Short-eared Owl Asio flammeus
    # Count: 1
    Date:
    Observer: Igor Taimassov
    Location: C&O Canal--Pennyfield Lock
  173. Northern Saw-whet Owl Aegolius acadicus
    # Count: 1
    Date:
    Observer: Stephen Davies
    Location: Patuxent River SP--Rte. 97 (Montgomery Co.)
  174. Belted Kingfisher Megaceryle alcyon
    # Count: 1
    Date:
    Observer: Jeff Divers
    Location: Stoneridge Pond
  175. Yellow-bellied Sapsucker Sphyrapicus varius
    # Count: 1
    Date:
    Observer: Michael McCloy
    Location: Home - 19505 Ridge Heights Dr, Gaithersburg
  176. Red-headed Woodpecker Melanerpes erythrocephalus
    # Count: 1
    Date:
    Observer: Rachel Harbert
    Location: Hughes Hollow - McKee Beshers WMA
  177. Red-bellied Woodpecker Melanerpes carolinus
    # Count: 1
    Date:
    Observer: Andy Martin
    Location: Little Bennett RP--Western Piedmont Trail
  178. Downy Woodpecker Dryobates pubescens
    # Count: 1
    Date:
    Observer: James Nelson
    Location: Bradmoor Drive House
  179. Hairy Woodpecker Dryobates villosus
    # Count: 2
    Date:
    Observer: Matt Cohen
    Location: Patuxent River SP--Rte. 97 (Montgomery Co.)
  180. Pileated Woodpecker Dryocopus pileatus
    # Count: 2
    Date:
    Observer: Anonymous eBirder
    Location: bird place M
  181. Northern Flicker Colaptes auratus
    # Count: 1
    Date:
    Observer: Oliver Patrick
    Location: 5512 Greystone Street, Somerset
  182. American Kestrel Falco sparverius
    # Count: 2
    Date:
    Observer: Moira Davenport
    Location: 569–1031 Old Bucklodge Ln, Boyds US-MD 39.17438, -77.34140
  183. Merlin Falco columbarius
    # Count: 1
    Date:
    Observer: Carla Morris
    Location: C&O Canal--Violette's Lock
  184. Peregrine Falcon Falco peregrinus
    # Count: 1
    Date:
    Observer: Rob Hilton
    Location: Greater Whole Foods area
  185. Olive-sided Flycatcher Contopus cooperi
    # Count: 1
    Date:
    Observer: Michael McCloy
    Location: Seneca Greenway and Magruder Branch Trails--Brink Rd. - Watkins Mill Rd.
  186. Eastern Wood-Pewee Contopus virens
    # Count: 1
    Date:
    Observer: Pete Epanchin
    Location: C&O Canal--Locks 8-9
  187. Yellow-bellied Flycatcher Empidonax flaviventris
    # Count: 1
    Date:
    Observer: David Roberts
    Location: Hughes Hollow - McKee Beshers WMA
  188. Acadian Flycatcher Empidonax virescens
    # Count: 1
    Date:
    Observer: Pete Epanchin
    Location: C&O Canal--Locks 8-9
  189. Alder Flycatcher Empidonax alnorum
    # Count: 1
    Date:
    Observer: Ryan and Kathryn Carr
    Location: Muddy Branch Trail--Quince Orchard Rd. - Turkey Foot Rd.
  190. Willow Flycatcher Empidonax traillii
    # Count: 3
    Date:
    Observer: Stephen Davies
    Location: Blue Mash Nature Trail
  191. Least Flycatcher Empidonax minimus
    # Count: 1
    Date:
    Observer: Sam Denenberg
    Location: C&O Canal--Violette's Lock
  192. Eastern Phoebe Sayornis phoebe
    # Count: 1
    Date:
    Observer: Gail Mackiernan
    Location: NW Branch Park -Sherwood Forest area
  193. Say's Phoebe Sayornis saya
    # Count: 1
    Date:
    Observer: Kurt Schwarz
    Location: Hughes Road--Hunt View Farm (private)
  194. Ash-throated Flycatcher Myiarchus cinerascens
    # Count: 1
    Date:
    Observer: Wayne Baumgartner
    Location: stakeout Ash-throated Flycatcher, Montgomery County (2016)
  195. Great Crested Flycatcher Myiarchus crinitus
    # Count: 1
    Date:
    Observer: Andy Martin
    Location: Little Bennett RP--Western Piedmont Trail
  196. Western Kingbird Tyrannus verticalis
    # Count: 1
    Date:
    Observer: David Palmer
    Location: Rachel Carson Conservation Park
  197. Eastern Kingbird Tyrannus tyrannus
    # Count: 1
    Date:
    Observer: Ed Vigezzi
    Location: Cedar Valley Lake
  198. Scissor-tailed Flycatcher Tyrannus forficatus
    # Count: 1
    Date:
    Observer: Byron Swift
    Location: C&O Canal--Pennyfield Lock
  199. White-eyed Vireo Vireo griseus
    # Count: 1
    Date:
    Observer: Andy Martin
    Location: Little Bennett RP--Western Piedmont Trail
  200. Yellow-throated Vireo Vireo flavifrons
    # Count: 2
    Date:
    Observer: Andy Martin
    Location: Little Bennett RP--Western Piedmont Trail
  201. Blue-headed Vireo Vireo solitarius
    # Count: 1
    Date:
    Observer: sharon buchanan
    Location: Backyard, Potomac US-MD 39.04432, -77.26707
  202. Philadelphia Vireo Vireo philadelphicus
    # Count: 1
    Date:
    Observer: Bilcha A
    Location: Wheaton Regional Park--Shorefield/mini-train tracks/Pine Lake
  203. Warbling Vireo Vireo gilvus
    # Count: 1
    Date:
    Observer: Pete Epanchin
    Location: C&O Canal--Locks 8-9
  204. Red-eyed Vireo Vireo olivaceus
    # Count: 2
    Date:
    Observer: Andy Martin
    Location: Little Bennett RP--Western Piedmont Trail
  205. Loggerhead Shrike Lanius ludovicianus
    # Count: 1
    Date:
    Observer: MD Admin (Carney)
    Location: Hughes Hollow - McKee Beshers WMA
  206. Northern Shrike Lanius borealis
    # Count: 1
    Date:
    Observer: Jonathan Putnam
    Location: Blue Mash Nature Trail
  207. Blue Jay Cyanocitta cristata
    # Count: 2
    Date:
    Observer: Andy Martin
    Location: Little Bennett RP--Western Piedmont Trail
  208. American Crow Corvus brachyrhynchos
    # Count: 1
    Date:
    Observer: Pete Epanchin
    Location: C&O Canal--Locks 8-9
  209. Fish Crow Corvus ossifragus
    # Count: 10
    Date:
    Observer: Pete Epanchin
    Location: C&O Canal--Locks 8-9
  210. Common Raven Corvus corax
    # Count: 1
    Date:
    Observer: Matt Cohen
    Location: Patuxent River SP--Rte. 97 (Montgomery Co.)
  211. Carolina Chickadee Poecile carolinensis
    # Count: 1
    Date:
    Observer: Oliver Patrick
    Location: 5512 Greystone Street, Somerset
  212. Black-capped Chickadee Poecile atricapillus
    # Count: 1
    Date:
    Observer: Dave Ziolkowski Jr
    Location: 22341 Flintridge Dr. (Private, No Trespassing), Brookeville US-MD
  213. Boreal Chickadee Poecile hudsonicus
    # Count: 1
    Date:
    Observer: MD Admin (Carney)
    Location: Gude's Nursery (historical)
  214. Tufted Titmouse Baeolophus bicolor
    # Count: 1
    Date:
    Observer: Pete Epanchin
    Location: C&O Canal--Locks 8-9
  215. Horned Lark Eremophila alpestris
    # Count: 2
    Date:
    Observer: Scott Baron
    Location: Damascus Recreational Park
  216. Bank Swallow Riparia riparia
    # Count: 2
    Date:
    Observer: Anonymous eBirder
    Location: C&O Canal--Great Falls
  217. Tree Swallow Tachycineta bicolor
    # Count: 4
    Date:
    Observer: Concetta Goodrich
    Location: Redgate Park
  218. Purple Martin Progne subis
    # Count: 4
    Date:
    Observer: Daphne Byron
    Location: Lake Hallowell
  219. Northern Rough-winged Swallow Stelgidopteryx serripennis
    # Count: 3
    Date:
    Observer: Concetta Goodrich
    Location: Redgate Park
  220. Barn Swallow Hirundo rustica
    # Count: 1
    Date:
    Observer: Wren B.
    Location: Meadowbrook Park (Montgomery Co.)
  221. Cliff Swallow Petrochelidon pyrrhonota
    # Count: 1
    Date:
    Observer: Dave Czaplak
    Location: C&O Canal--Violette's Lock
  222. Cave Swallow Petrochelidon fulva
    # Count: 1
    Date:
    Observer: Mary Ann Todd
    Location: C&O Canal--Violette's Lock
  223. Ruby-crowned Kinglet Corthylio calendula
    # Count: 1
    Date:
    Observer: Dave Powell
    Location: Little Bennett Regional Park
  224. Golden-crowned Kinglet Regulus satrapa
    # Count: 1
    Date:
    Observer: Ryan and Kathryn Carr
    Location: C&O Canal--Violette's Lock
  225. White-breasted Nuthatch Sitta carolinensis
    # Count: 1
    Date:
    Observer: Pete Epanchin
    Location: C&O Canal--Locks 8-9
  226. Red-breasted Nuthatch Sitta canadensis
    # Count: 1
    Date:
    Observer: Dimitrios Marmaras
    Location: Lake Needwood - north end
  227. Brown Creeper Certhia americana
    # Count: 1
    Date:
    Observer: sharon buchanan
    Location: Backyard, Potomac US-MD 39.04432, -77.26707
  228. Blue-gray Gnatcatcher Polioptila caerulea
    # Count: 2
    Date:
    Observer: Keith Rutter
    Location: Layhill Park
  229. House Wren Troglodytes aedon
    # Count: 1
    Date:
    Observer: James Nelson
    Location: Bradmoor Drive House
  230. Winter Wren Troglodytes hiemalis
    # Count: 1
    Date:
    Observer: Michael McCloy
    Location: C&O Canal--Sycamore Landing
  231. Sedge Wren Cistothorus stellaris
    # Count: 1
    Date:
    Observer: Hans Holbrook
    Location: Burtonsville Park
  232. Marsh Wren Cistothorus palustris
    # Count: 1
    Date:
    Observer: William Heinle
    Location: Wheaton Regional Park--Shorefield/mini-train tracks/Pine Lake
  233. Carolina Wren Thryothorus ludovicianus
    # Count: X
    Date:
    Observer: Pete Epanchin
    Location: C&O Canal--Locks 8-9
  234. Bewick's Wren Thryomanes bewickii
    # Count: 1
    Date:
    Observer: MD Admin (Carney)
    Location: C&O Canal--Violette's Lock
  235. European Starling Sturnus vulgaris
    # Count: 5
    Date:
    Observer: Oliver Patrick
    Location: 5512 Greystone Street, Somerset
  236. Gray Catbird Dumetella carolinensis
    # Count: 1
    Date:
    Observer: Stella Tea
    Location: Home
  237. Brown Thrasher Toxostoma rufum
    # Count: 1
    Date:
    Observer: Oliver Patrick
    Location: 5512 Greystone Street, Somerset
  238. Northern Mockingbird Mimus polyglottos
    # Count: 1
    Date:
    Observer: Andy Martin
    Location: Little Bennett RP--Western Piedmont Trail
  239. Eastern Bluebird Sialia sialis
    # Count: 1
    Date:
    Observer: Evan Powers
    Location: Croydon Creek Nature Center, Rockville
  240. Varied Thrush Ixoreus naevius
    # Count: 1
    Date:
    Observer: MD Admin (Carney)
    Location: Bethesda--Brite Dr
  241. Veery Catharus fuscescens
    # Count: 5
    Date:
    Observer: Jared Fisher
    Location: Patuxent River SP--Hipsley Mill Rd. (Montgomery Co.)
  242. Gray-cheeked Thrush Catharus minimus
    # Count: 1
    Date:
    Observer: Max Wilson
    Location: Warde Terrace
  243. Bicknell's Thrush Catharus bicknelli
    # Count: 1
    Date:
    Observer: Jared Fisher NFC Station
    Location: Straw Bale Lane
  244. Swainson's Thrush Catharus ustulatus
    # Count: 3
    Date:
    Observer: Jared Fisher
    Location: Straw Bale Lane
  245. Hermit Thrush Catharus guttatus
    # Count: 1
    Date:
    Observer: sharon buchanan
    Location: Backyard, Potomac US-MD 39.04432, -77.26707
  246. Wood Thrush Hylocichla mustelina
    # Count: 1
    Date:
    Observer: Andy Martin
    Location: Little Bennett RP--Western Piedmont Trail
  247. American Robin Turdus migratorius
    # Count: 1
    Date:
    Observer: Oliver Patrick
    Location: 5512 Greystone Street, Somerset
  248. Cedar Waxwing Bombycilla cedrorum
    # Count: 2
    Date:
    Observer: Matt Cohen
    Location: Patuxent River SP--Rte. 97 (Montgomery Co.)
  249. House Sparrow Passer domesticus
    # Count: 3
    Date:
    Observer: Oliver Patrick
    Location: 5512 Greystone Street, Somerset
  250. American Pipit Anthus rubescens
    # Count: 3
    Date:
    Observer: Clive Harris
    Location: Homestead Farm (restricted access - bird from roadside)
  251. Evening Grosbeak Coccothraustes vespertinus
    # Count: 1
    Date:
    Observer: Mary Ann Todd
    Location: C&O Canal--Violette's Lock
  252. Pine Grosbeak Pinicola enucleator
    # Count: 4
    Date:
    Observer: MD Admin (Carney)
    Location: Gude's Nursery (historical)
  253. House Finch Haemorhous mexicanus
    # Count: 2
    Date:
    Observer: Gary Barone
    Location: 22011 Ivy Leaf Dr, Boyds US-MD 39.21753, -77.25782
  254. Purple Finch Haemorhous purpureus
    # Count: 1
    Date:
    Observer: Angela Atwood-Moore
    Location: NIH campus (restricted access; photo i.d. needed)
  255. Common Redpoll Acanthis flammea
    # Count: 3
    Date:
    Observer: Johnnie Ramos
    Location: Hughes Hollow - McKee Beshers WMA
  256. Hoary Redpoll Acanthis hornemanni
    # Count: 1
    Date:
    Observer: Dave Czaplak
    Location: Todd-Czaplak Home
  257. Red Crossbill Loxia curvirostra
    # Count: 1
    Date:
    Observer: Michael Barsky
    Location: Hughes Hollow - McKee Beshers WMA
  258. White-winged Crossbill Loxia leucoptera
    # Count: 1
    Date:
    Observer: Dave Czaplak
    Location: Hoyles Mill Conservation Park
  259. Pine Siskin Spinus pinus
    # Count: 1
    Date:
    Observer: Vickie Baily
    Location: Ken-Gar Palisades Park
  260. American Goldfinch Spinus tristis
    # Count: 2
    Date:
    Observer: Jacob Vineberg
    Location: Edgemoor
  261. Lapland Longspur Calcarius lapponicus
    # Count: 1
    Date:
    Observer: Clive Harris
    Location: Patton Farms (formerly Patton Turf Farm)
  262. Snow Bunting Plectrophenax nivalis
    # Count: 1
    Date:
    Observer: Jim Tate
    Location: KSKuts butcher
  263. Bachman's Sparrow Peucaea aestivalis
    # Count: 1
    Date:
    Observer: MD Admin (Carney)
    Location: Cabin John
  264. Grasshopper Sparrow Ammodramus savannarum
    # Count: 1
    Date:
    Observer: Clive Harris
    Location: Homestead Farm (restricted access - bird from roadside)
  265. Chipping Sparrow Spizella passerina
    # Count: 2
    Date:
    Observer: Keith Rutter
    Location: Layhill Park
  266. Clay-colored Sparrow Spizella pallida
    # Count: 1
    Date:
    Observer: Michael Bowen
    Location: Gude Trail--E. Gude Dr. - Lake Needwood
  267. Field Sparrow Spizella pusilla
    # Count: 1
    Date:
    Observer: Andy Martin
    Location: Little Bennett RP--Western Piedmont Trail
  268. Lark Sparrow Chondestes grammacus
    # Count: 1
    Date:
    Observer: Jim Stasz
    Location: Woodstock Equestrian Park - West (Greenberg) area
  269. American Tree Sparrow Spizelloides arborea
    # Count: 1
    Date:
    Observer: Kay Madsen
    Location: C&O Canal--Violette's Lock
  270. Fox Sparrow Passerella iliaca
    # Count: 1
    Date:
    Observer: David Farner
    Location: Little Bennett RP--Browning Run area
  271. Dark-eyed Junco Junco hyemalis
    # Count: 2
    Date:
    Observer: Vickie Baily
    Location: Home
  272. White-crowned Sparrow Zonotrichia leucophrys
    # Count: 1
    Date:
    Observer: Scott Young
    Location: Watkins Ponds - King Farm Stream Park
  273. Harris's Sparrow Zonotrichia querula
    # Count: 1
    Date:
    Observer: MD Admin (Carney)
    Location: Gregg Rd x Zion Rd
  274. White-throated Sparrow Zonotrichia albicollis
    # Count: 1
    Date:
    Observer: Jake Klim
    Location: Plyers Mill-Homewood
  275. Vesper Sparrow Pooecetes gramineus
    # Count: 1
    Date:
    Observer: David Roberts
    Location: Patton Farms (formerly Patton Turf Farm)
  276. LeConte's Sparrow Ammospiza leconteii
    # Count: 1
    Date:
    Observer: Gail Mackiernan
    Location: NW Branch Park -Sherwood Forest area
  277. Seaside Sparrow Ammospiza maritima
    # Count: 1
    Date:
    Observer: Sharon Forsyth
    Location: Ken-Gar Palisades Park
  278. Nelson's Sparrow Ammospiza nelsoni
    # Count: 1
    Date:
    Observer: Tom Kimbis
    Location: Gude Trail--E. Gude Dr. - Lake Needwood
  279. Savannah Sparrow Passerculus sandwichensis
    # Count: 1
    Date:
    Observer: Jim Ivett
    Location: Homestead Farm (restricted access - bird from roadside)
  280. Henslow's Sparrow Centronyx henslowii
    # Count: 1
    Date:
    Observer: Amy Christianson
    Location: Lake Hallowell
  281. Song Sparrow Melospiza melodia
    # Count: 1
    Date:
    Observer: Keith Rutter
    Location: Layhill Park
  282. Lincoln's Sparrow Melospiza lincolnii
    # Count: 1
    Date:
    Observer: Robin Skinner
    Location: Home
  283. Swamp Sparrow Melospiza georgiana
    # Count: 1
    Date:
    Observer: Jared Fisher
    Location: C&O Canal--Sycamore Landing
  284. Spotted Towhee Pipilo maculatus
    # Count: 1
    Date:
    Observer: MD Admin (Carney)
    Location: Derwood--Bowie Mill Rd x N Branch Rock Creek
  285. Eastern Towhee Pipilo erythrophthalmus
    # Count: 2
    Date:
    Observer: Stella Tea
    Location: Home
  286. Yellow-breasted Chat Icteria virens
    # Count: 2
    Date:
    Observer: Matt Cohen
    Location: Patuxent River SP--Rte. 97 (Montgomery Co.)
  287. Yellow-headed Blackbird Xanthocephalus xanthocephalus
    # Count: 1
    Date:
    Observer: Dave Czaplak
    Location: Laytonsville 108 Pond (destroyed)
  288. Bobolink Dolichonyx oryzivorus
    # Count: 1
    Date:
    Observer: Stephen Davies
    Location: Blue Mash Nature Trail
  289. Eastern Meadowlark Sturnella magna
    # Count: 1
    Date:
    Observer: Stephen Davies
    Location: Blue Mash Nature Trail
  290. Orchard Oriole Icterus spurius
    # Count: 1
    Date:
    Observer: Gail Mackiernan
    Location: NW Branch Park -Sherwood Forest area
  291. Bullock's Oriole Icterus bullockii
    # Count: 1
    Date:
    Observer: Dave Czaplak
    Location: Edge of turf farm, Sycamore Landing
  292. Baltimore Oriole Icterus galbula
    # Count: 1
    Date:
    Observer: Evan Powers
    Location: Croydon Creek Nature Center, Rockville
  293. Red-winged Blackbird Agelaius phoeniceus
    # Count: X
    Date:
    Observer: Pete Epanchin
    Location: C&O Canal--Locks 8-9
  294. Shiny Cowbird Molothrus bonariensis
    # Count: 1
    Date:
    Observer: Joshua Heiser
    Location: Heiser Yard
  295. Brown-headed Cowbird Molothrus ater
    # Count: 3
    Date:
    Observer: Keith Rutter
    Location: Layhill Park
  296. Rusty Blackbird Euphagus carolinus
    # Count: 1
    Date:
    Observer: Don Simonson
    Location: Violettes Lock Rd at River Road favorite spot
  297. Common Grackle Quiscalus quiscula
    # Count: 4
    Date:
    Observer: James Nelson
    Location: Bradmoor Drive House
  298. Ovenbird Seiurus aurocapilla
    # Count: 6
    Date:
    Observer: Matt Cohen
    Location: Patuxent River SP--Rte. 97 (Montgomery Co.)
  299. Worm-eating Warbler Helmitheros vermivorum
    # Count: 2
    Date:
    Observer: Andy Martin
    Location: Little Bennett RP--Western Piedmont Trail
  300. Louisiana Waterthrush Parkesia motacilla
    # Count: 1
    Date:
    Observer: Natalie Brennan
    Location: Potomac Heritage National Scenic Trail, Potomac US-MD 39.01195, -77.25092
  301. Northern Waterthrush Parkesia noveboracensis
    # Count: 1
    Date:
    Observer: Mary Singer
    Location: Sligo Creek Park--Dennis Ave. to Wayne Ave.
  302. Golden-winged Warbler Vermivora chrysoptera
    # Count: 1
    Date:
    Observer: Lydia Schindler
    Location: Woodstock Equestrian Park - West (Greenberg) area
  303. Blue-winged Warbler Vermivora cyanoptera
    # Count: 1
    Date:
    Observer: Mark Largess
    Location: Patuxent River SP--Howard Chapel Rd. (Montgomery Co.)
  304. Black-and-white Warbler Mniotilta varia
    # Count: 2
    Date:
    Observer: Jared Fisher
    Location: Patuxent River SP--Hipsley Mill Rd. (Montgomery Co.)
  305. Prothonotary Warbler Protonotaria citrea
    # Count: 1
    Date:
    Observer: Clive Harris
    Location: Sycamore Landing Rd. fields
  306. Tennessee Warbler Leiothlypis peregrina
    # Count: 1
    Date:
    Observer: Mary Lou Clark
    Location: Patuxent River SP--Rte. 97 (Montgomery Co.)
  307. Orange-crowned Warbler Leiothlypis celata
    # Count: 1
    Date:
    Observer: Robin Skinner
    Location: Home
  308. Nashville Warbler Leiothlypis ruficapilla
    # Count: 1
    Date:
    Observer: Carolyn Guthrie
    Location: 6610 Cockerille Ave, Takoma Park US-MD (38.9713,-77.0047)
  309. Connecticut Warbler Oporornis agilis
    # Count: 1
    Date:
    Observer: Marina True
    Location: Chaney Drive Takoma Park, MD 20912
  310. Mourning Warbler Geothlypis philadelphia
    # Count: 1
    Date:
    Observer: Frank Wang
    Location: C&O Canal--Violette's Lock
  311. Kentucky Warbler Geothlypis formosa
    # Count: 1
    Date:
    Observer: Jacob Hall
    Location: Wilson Ln, Bethesda US-MD 38.97330, -77.14592
  312. Common Yellowthroat Geothlypis trichas
    # Count: 2
    Date:
    Observer: Keith Rutter
    Location: Layhill Park
  313. Hooded Warbler Setophaga citrina
    # Count: 2
    Date:
    Observer: Matt Cohen
    Location: Patuxent River SP--Rte. 97 (Montgomery Co.)
  314. American Redstart Setophaga ruticilla
    # Count: 6
    Date:
    Observer: Matt Cohen
    Location: Patuxent River SP--Rte. 97 (Montgomery Co.)
  315. Cape May Warbler Setophaga tigrina
    # Count: 1
    Date:
    Observer: Isabelle Doucet
    Location: Milestone North Open Space
  316. Cerulean Warbler Setophaga cerulea
    # Count: 1
    Date:
    Observer: Jo Hofmann
    Location: Meadowbrook Park (Montgomery Co.)
  317. Northern Parula Setophaga americana
    # Count: 1
    Date:
    Observer: Pete Epanchin
    Location: C&O Canal--Locks 8-9
  318. Magnolia Warbler Setophaga magnolia
    # Count: 1
    Date:
    Observer: David Blockstein
    Location: Takoma Spring Park
  319. Bay-breasted Warbler Setophaga castanea
    # Count: 1
    Date:
    Observer: Jim Ivett
    Location: Hunting Quarter Rd Creek Overflow Spot, Poolesville (39.083, -77.396)
  320. Blackburnian Warbler Setophaga fusca
    # Count: 1
    Date:
    Observer: JUANITA BRELAND
    Location: 22900 Old Hundred Rd, Barnesville US-MD 39.23519, -77.36754
  321. Yellow Warbler Setophaga petechia
    # Count: 1
    Date:
    Observer: Stephen Davies
    Location: Blue Mash Nature Trail
  322. Chestnut-sided Warbler Setophaga pensylvanica
    # Count: 1
    Date:
    Observer: Kristy Cook
    Location: 8722 Manchester Rd, Silver Spring US-MD 38.99955, -77.01042
  323. Blackpoll Warbler Setophaga striata
    # Count: 1
    Date:
    Observer: hartmut doebel
    Location: Tucker Lane, Ashton
  324. Black-throated Blue Warbler Setophaga caerulescens
    # Count: 1
    Date:
    Observer: Carla Morris
    Location: Little Bennett RP--Wilson Mill Trail
  325. Palm Warbler Setophaga palmarum
    # Count: 1
    Date:
    Observer: Ashis Kumar Pradhan
    Location: C&O Canal--Violette's Lock
  326. Pine Warbler Setophaga pinus
    # Count: 1
    Date:
    Observer: Lauren Carey
    Location: Seneca Creek SP--Clopper Lake
  327. Yellow-rumped Warbler Setophaga coronata
    # Count: 1
    Date:
    Observer: Will Ueckermann
    Location: Blue Mash Nature Trail
  328. Yellow-throated Warbler Setophaga dominica
    # Count: 1
    Date:
    Observer: Ryan and Kathryn Carr
    Location: C&O Canal--Violette's Lock
  329. Prairie Warbler Setophaga discolor
    # Count: 2
    Date:
    Observer: Andy Martin
    Location: Old Bucklodge Ln
  330. Black-throated Gray Warbler Setophaga nigrescens
    # Count: 1
    Date:
    Observer: Leslie Starr
    Location: Insley St, Silver Spring, MD
  331. Townsend's Warbler Setophaga townsendi
    # Count: 1
    Date:
    Observer: Dave Czaplak
    Location: Edge of turf farm, Sycamore Landing
  332. Black-throated Green Warbler Setophaga virens
    # Count: 1
    Date:
    Observer: David Blockstein
    Location: Sycamore and Beech, Takoma Park
  333. Canada Warbler Cardellina canadensis
    # Count: 1
    Date:
    Observer: Frank Wang
    Location: C&O Canal--Violette's Lock
  334. Wilson's Warbler Cardellina pusilla
    # Count: 1
    Date:
    Observer: Ann Hobbs
    Location: Sligo Creek Park--Dennis Ave. to Wayne Ave.
  335. Summer Tanager Piranga rubra
    # Count: 1
    Date:
    Observer: David Roberts
    Location: C&O Canal--Great Falls
  336. Scarlet Tanager Piranga olivacea
    # Count: 1
    Date:
    Observer: Andy Martin
    Location: Little Bennett RP--Western Piedmont Trail
  337. Western Tanager Piranga ludoviciana
    # Count: 1
    Date:
    Observer: Dave Czaplak
    Location: Black Hill Regional Park
  338. Northern Cardinal Cardinalis cardinalis
    # Count: 1
    Date:
    Observer: Oliver Patrick
    Location: 5512 Greystone Street, Somerset
  339. Rose-breasted Grosbeak Pheucticus ludovicianus
    # Count: 1
    Date:
    Observer: kathy brown
    Location: Backyard
  340. Black-headed Grosbeak Pheucticus melanocephalus
    # Count: 1
    Date:
    Observer: MD Admin (Carney)
    Location: Westmoreland Hills
  341. Blue Grosbeak Passerina caerulea
    # Count: 1
    Date:
    Observer: Stephen Davies
    Location: Blue Mash Nature Trail
  342. Indigo Bunting Passerina cyanea
    # Count: 1
    Date:
    Observer: Pete Epanchin
    Location: C&O Canal--Locks 8-9
  343. Painted Bunting Passerina ciris
    # Count: 1
    Date:
    Observer: Karen Brandt
    Location: C&O Canal--Great Falls
  344. Dickcissel Spiza americana
    # Count: 1
    Date:
    Observer: Eva R
    Location: Redgate Park

Exotic: Escapee (11)

  1. Graylag Goose Anser anser
    # Count: 6
    Date:
    Observer: Kevin Achtmeyer
    Location: Private Property, Poolesville -- General
  2. Swan Goose Anser cygnoides
    # Count: 1
    Date:
    Observer: Kevin Achtmeyer
    Location: Private Property, Poolesville -- General
  3. Muscovy Duck Cairina moschata
    # Count: 1
    Date:
    Observer: Leo Dilling
    Location: C&O Canal--Riley's Lock
  4. Ringed Teal Callonetta leucophrys
    # Count: 1
    Date:
    Observer: Matthew Rine
    Location: Watkins Ponds - King Farm Stream Park
  5. White-cheeked Pintail Anas bahamensis
    # Count: 1
    Date:
    Observer: David Roberts
    Location: C&O Canal--Pennyfield Lock
  6. Silver Pheasant Lophura nycthemera
    # Count: 1
    Date:
    Observer: hauwa Usman
    Location: Cloverly
  7. Indian Peafowl Pavo cristatus
    # Count: 1
    Date:
    Observer: Paul and Joan Woodward
    Location: Hughes Hollow - McKee Beshers WMA
  8. Chukar Alectoris chukar
    # Count: 1
    Date:
    Observer: Jim Ivett
    Location: Sycamore Landing Road, Poolesville, Maryland, US (39.079, -77.416)
  9. Rose-ringed Parakeet Psittacula krameri
    # Count: 1
    Date:
    Observer: Don Chauls
    Location: Brooke Grove, Sandy Spring
  10. Budgerigar Melopsittacus undulatus
    # Count: 1
    Date:
    Observer: diane Ford
    Location: Rock Creek/Parkwood
  11. Monk Parakeet Myiopsitta monachus
    # Count: 1
    Date:
    Observer: Evelyn Ralston
    Location: NIH-MLP6

Hybrids (12)

  1. Snow x Ross's Goose (hybrid) Anser caerulescens x rossii
    # Count: 1
    Date:
    Observer: Kevin Ebert
    Location: Fields along Beach Dr
  2. Swan Goose x Canada Goose (hybrid) Anser cygnoides x Branta canadensis
    # Count: 1
    Date:
    Observer: Scott Hodgdon
    Location: Lake Hallowell
  3. Greater White-fronted x Canada Goose (hybrid) Anser albifrons x Branta canadensis
    # Count: 1
    Date:
    Observer: Patrick Newcombe
    Location: Black Hill RP--Boat Ramp area
  4. Graylag x Canada Goose (hybrid) Anser anser x Branta canadensis
    # Count: 1
    Date:
    Observer: Eve Olson
    Location: C&O Canal--Old Angler's Inn - Billy Goat Trail Section B - Widewater
  5. Domestic goose sp. x Canada Goose (hybrid) Anser sp. (Domestic type) x Branta canadensis
    # Count: 1
    Date:
    Observer: Toni Evans
    Location: Lake Hallowell
  6. Snow x Canada Goose (hybrid) Anser caerulescens x Branta canadensis
    # Count: 2
    Date:
    Observer: Shawn Seeley
    Location: (39.223, -77.081)
  7. Gadwall x Mallard (hybrid) Mareca strepera x Anas platyrhynchos
    # Count: 1
    Date:
    Observer: Adeline Louie
    Location: Lake Hallowell
  8. Mallard x American Black Duck (hybrid) Anas platyrhynchos x rubripes
    # Count: 1
    Date:
    Observer: Clive Harris
    Location: Carderock Rec
  9. Dark-eyed Junco x White-throated Sparrow (hybrid) Junco hyemalis x Zonotrichia albicollis
    # Count: 1
    Date:
    Observer: Denny Porter
    Location: Banner Country Ct
  10. Golden-winged x Blue-winged Warbler (hybrid) Vermivora chrysoptera x cyanoptera
    # Count: 1
    Date:
    Observer: Jim Ivett
    Location: Patuxent River SP--Howard Chapel Rd. (Montgomery Co.)
  11. Brewster's Warbler (hybrid) Vermivora chrysoptera x cyanoptera (F1 hybrid)
    # Count: 1
    Date:
    Observer: Gail Mackiernan
    Location: Wheaton Regional Park--Shorefield/mini-train tracks/Pine Lake
  12. Lawrence's Warbler (hybrid) Vermivora chrysoptera x cyanoptera (F2 backcross)
    # Count: 1
    Date:
    Observer: Gabriel Urso
    Location: Little Bennett Regional Park

Additional Taxa (101)

  1. Snow/Ross's Goose Anser caerulescens/rossii
    # Count: 1
    Date:
    Observer: Dave Czaplak
    Location: 16410 Budd Rd, Poolesville US-MD 39.12786, -77.40598
  2. Domestic goose sp. (Domestic type) Anser sp. (Domestic type)
    # Count: 1
    Date:
    Observer: Joseph Costa
    Location: Triadelphia Reservoir--Brighton Dam (Mont. Co.)
  3. Cackling/Canada Goose Branta hutchinsii/canadensis
    # Count: 1
    Date:
    Observer: Kevin Ebert
    Location: Triadelphia Reservoir--Triadelphia Lake Rd.
  4. Trumpeter/Tundra Swan Cygnus buccinator/columbianus
    # Count: 1
    Date:
    Observer: Christine Ley
    Location: C&O Canal--Violette's Lock
  5. swan sp. Cygnus sp.
    # Count: 1
    Date:
    Observer: Angela Atwood-Moore
    Location: C&O Canal--Violette's Lock
  6. goose sp. Anatidae (goose sp.)
    # Count: 2
    Date:
    Observer: Elda Banks
    Location: Meadowood Drive, Colesville, MD
  7. Mallard/American Black Duck Anas platyrhynchos/rubripes
    # Count: 2
    Date:
    Observer: David Roberts
    Location: C&O Canal--Violette's Lock
  8. teal sp. Anatidae sp. (teal sp.)
    # Count: 1
    Date:
    Observer: Stewart Mayhew
    Location: C&O Canal--Riley's Lock
  9. dabbling duck sp. Anatidae sp. (dabbling duck sp.)
    # Count: 6
    Date:
    Observer: Daniel Lebbin
    Location: Hughes Hollow - McKee Beshers WMA
  10. Greater/Lesser Scaup Aythya marila/affinis
    # Count: 1
    Date:
    Observer: Dave Czaplak
    Location: C&O Canal--Violette's Lock
  11. Aythya sp. Aythya sp.
    # Count: 1
    Date:
    Observer: Jared Fisher
    Location: C&O Canal--Riley's Lock
  12. Common/Red-breasted Merganser Mergus merganser/serrator
    # Count: 7
    Date:
    Observer: Cindy Hall
    Location: C&O Canal--Violette's Lock
  13. merganser sp. Mergellus/Lophodytes/Mergus sp.
    # Count: 1
    Date:
    Observer: Lawrence Rubey
    Location: C&O Canal--Pennyfield Lock
  14. duck sp. Anatidae (duck sp.)
    # Count: 30
    Date:
    Observer: Lydia Schindler
    Location: 569–1031 Old Bucklodge Ln, Boyds US-MD 39.17438, -77.34140
  15. waterfowl sp. Anatidae sp.
    # Count: 12
    Date:
    Observer: Kyle Gardiner
    Location: C&O Canal--Riley's Lock
  16. grebe sp. Podicipedidae sp.
    # Count: 1
    Date:
    Observer: Max Wilson
    Location: Black Hill RP--Little Seneca Lake, Rte.121
  17. pigeon/dove sp. Columbidae sp.
    # Count: 4
    Date:
    Observer: Lon Carpenter
    Location: Gunnell Rd, Bethesda US-MD 38.99867, -77.09364
  18. Yellow-billed/Black-billed Cuckoo Coccyzus americanus/erythropthalmus
    # Count: 1
    Date:
    Observer: James Nelson
    Location: C&O Canal--Pennyfield Lock
  19. Coccyzus sp. Coccyzus sp.
    # Count: 1
    Date:
    Observer: Rennie Selkirk
    Location: C&O Canal--Violette's Lock
  20. Rufous/Allen's Hummingbird Selasphorus rufus/sasin
    # Count: 1
    Date:
    Observer: Daniel S.
    Location: stakeout Rufous Hummingbird, Silver Spring (2021)
  21. Selasphorus sp. Selasphorus sp.
    # Count: 1
    Date:
    Observer: MD Admin (Carney)
    Location: Bethesda--Radnor Rd
  22. hummingbird sp. Trochilidae sp.
    # Count: 1
    Date:
    Observer: James Nelson
    Location: Bradmoor Drive House
  23. moorhen/coot/gallinule sp. Gallinula/Fulica/Porphyrio sp.
    # Count: 1
    Date:
    Observer: Michael Burchett
    Location: Hughes Hollow - McKee Beshers WMA
  24. rail/crake sp. Rallidae sp. (rail/crake sp.)
    # Count: 2
    Date:
    Observer: Carla Roverse
    Location: McKee Beshers WMA
  25. Black-bellied Plover/golden-plover sp. Pluvialis sp.
    # Count: 1
    Date:
    Observer: Nick Komar
    Location: Willard Avenue Neighborhood Park
  26. Short-billed/Long-billed Dowitcher Limnodromus griseus/scolopaceus
    # Count: 1
    Date:
    Observer: hartmut doebel
    Location: Blue Mash Nature Trail
  27. phalarope sp. Phalaropus sp.
    # Count: 1
    Date:
    Observer: Max Wilson
    Location: C&O Canal--Violette's Lock
  28. Lesser/Greater Yellowlegs Tringa flavipes/melanoleuca
    # Count: 1
    Date:
    Observer: Martha Morris
    Location: Green Farm Conservation Park, Gaithersburg US-MD 39.17140, -77.17545
  29. Western/Semipalmated Sandpiper Calidris mauri/pusilla
    # Count: 1
    Date:
    Observer: David Moulton
    Location: Hughes Rd. polo fields
  30. peep sp. Calidris sp. (peep sp.)
    # Count: 3
    Date:
    Observer: Dave Czaplak
    Location: C&O Canal--Violette's Lock
  31. Calidris sp. Calidris sp.
    # Count: 1
    Date:
    Observer: Manoli Strecker
    Location: Blue Mash Nature Trail
  32. shorebird sp. Charadriiformes sp.
    # Count: 5
    Date:
    Observer: John Sojda
    Location: C&O Canal--Violette's Lock
  33. Laughing/Franklin's Gull Leucophaeus atricilla/pipixcan
    # Count: 1
    Date:
    Observer: Robert Ostrowski
    Location: C&O Canal--Violette's Lock
  34. Larus sp. Larus sp.
    # Count: 1
    Date:
    Observer: David Roberts
    Location: C&O Canal--Great Falls
  35. gull sp. Larinae sp.
    # Count: 2
    Date:
    Observer: Dave Powell
    Location: C&O Canal--Riley's Lock
  36. Forster's/Common Tern Sterna forsteri/hirundo
    # Count: 1
    Date:
    Observer: David Lauter
    Location: C&O Canal--Violette's Lock
  37. Sterna sp. Sterna sp.
    # Count: 37
    Date:
    Observer: Mike Ostrowski
    Location: C&O Canal--Violette's Lock
  38. large tern sp. Hydroprogne/Thalasseus sp.
    # Count: 1
    Date:
    Observer: Edward Patten
    Location: C&O Canal--Riley's Lock
  39. tern sp. Sterninae sp.
    # Count: 7
    Date:
    Observer: Igor Taimassov
    Location: C&O Canal--Violette's Lock
  40. gull/tern sp. Laridae sp.
    # Count: 1
    Date:
    Observer: Max Wilson
    Location: C&O Canal--Violette's Lock
  41. loon sp. Gavia sp.
    # Count: 1
    Date:
    Observer: Oliver Patrick
    Location: C&O Canal--Violette's Lock
  42. Yellow-crowned/Black-crowned Night Heron Nycticorax nycticorax/Nyctanassa violacea
    # Count: 1
    Date:
    Observer: James Nelson
    Location: C&O Canal--Great Falls
  43. heron sp. Ardeidae sp.
    # Count: 1
    Date:
    Observer: Jared Fisher NFC Station
    Location: Straw Bale Lane
  44. white egret sp. Egretta/Bubulcus/Ardea sp.
    # Count: 1
    Date:
    Observer: David Welch
    Location: C&O Canal--Violette's Lock
  45. new world vulture sp. Cathartidae sp.
    # Count: 3
    Date:
    Observer: Allison Starr
    Location: I-495 W, Silver Spring US-MD 39.01644, -76.99893
  46. Sharp-shinned/Cooper's Hawk Accipiter striatus/cooperii
    # Count: 1
    Date:
    Observer: michelle price
    Location: 4412 Highland Avenue, Bethesda, Maryland, US (38.991, -77.089)
  47. Accipiter sp. Accipiter sp.
    # Count: 1
    Date:
    Observer: Greg Levandoski
    Location: C&O Canal--Great Falls
  48. Golden/Bald Eagle Aquila chrysaetos/Haliaeetus leucocephalus
    # Count: 1
    Date:
    Observer: Jim Wilkinson
    Location: Burtonsville Town Square
  49. Red-shouldered/Broad-winged Hawk Buteo lineatus/platypterus
    # Count: 1
    Date:
    Observer: James Nelson
    Location: Bradmoor Drive House
  50. Buteo sp. Buteo sp.
    # Count: 1
    Date:
    Observer: James Nelson
    Location: Bradmoor Drive House
  51. hawk sp. Accipitridae sp. (hawk sp.)
    # Count: 1
    Date:
    Observer: Kevin Achtmeyer
    Location: Little Bennett RP--Kingsley Trail
  52. eagle sp. Accipitridae sp. (eagle sp.)
    # Count: 1
    Date:
    Observer: David Gersten
    Location: Blue Mash Nature Trail
  53. owl sp. Strigiformes sp.
    # Count: 1
    Date:
    Observer: Scott Young
    Location: Oaks Landfill (private)
  54. Downy/Hairy Woodpecker Dryobates pubescens/villosus
    # Count: 1
    Date:
    Observer: Nathan Parmeter
    Location: MLK Rec. Park
  55. woodpecker sp. Picidae sp.
    # Count: 1
    Date:
    Observer: Ryan Douglas
    Location: Damascus
  56. large falcon sp. Falco sp. (large falcon sp.)
    # Count: 1
    Date:
    Observer: Andy Wilson
    Location: C&O Canal--Mouth of the Monocacy (Mont. Co.)
  57. small falcon sp. Falco sp. (small falcon sp.)
    # Count: 1
    Date:
    Observer: Max Wilson
    Location: Strathmore Grounds
  58. falcon sp. Falco sp.
    # Count: 2
    Date:
    Observer: Scott Baron
    Location: Damascus Recreational Park
  59. diurnal raptor sp. Accipitriformes/Falconiformes sp.
    # Count: 1
    Date:
    Observer: Jerry McFetridge
    Location: Montgomery Parks to Musgrove Road, Silver Spring US-MD (39.0688,-76.9775)
  60. lovebird sp. Agapornis sp.
    # Count: 1
    Date:
    Observer: Stephen Davies
    Location: Wheaton Branch Stormwater Ponds
  61. Amazona sp. Amazona sp.
    # Count: 1
    Date:
    Observer: Stephen Davies
    Location: Wheaton Branch Stormwater Ponds
  62. parakeet sp. Psittaciformes sp. (parakeet sp.)
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: 20024 Wanegarden ct Germantown M.D. 20874
  63. Alder/Willow Flycatcher (Traill's Flycatcher) Empidonax alnorum/traillii
    # Count: 1
    Date:
    Observer: Sam Denenberg
    Location: C&O Canal--Violette's Lock
  64. Hammond's/Dusky Flycatcher Empidonax hammondii/oberholseri
    # Count: 1
    Date:
    Observer: Dave Czaplak
    Location: Woodstock Equestrian Park - East (Rickman) area
  65. Empidonax sp. Empidonax sp.
    # Count: 1
    Date:
    Observer: Greg Cooksey
    Location: Seneca Creek SP--Riffle Ford Rd.
  66. new world flycatcher sp. Tyrannidae sp.
    # Count: 1
    Date:
    Observer: Julia Ross
    Location: Bethesda Trolley Trail--Battery La.-Woodmont Ave.
  67. Philadelphia/Warbling Vireo Vireo philadelphicus/gilvus
    # Count: 1
    Date:
    Observer: John McDonough
    Location: Black Hill RP--Ten Mile Creek area, trails and lake
  68. Philadelphia/Red-eyed Vireo Vireo philadelphicus/olivaceus
    # Count: 1
    Date:
    Observer: Scott Young
    Location: 000Our Yard - North Potomac
  69. vireo sp. Vireo sp.
    # Count: 2
    Date:
    Observer: Thomas Lopez
    Location: mi casa
  70. American/Fish Crow Corvus brachyrhynchos/ossifragus
    # Count: 2
    Date:
    Observer: Gail Mackiernan
    Location: NW Branch Park -Sherwood Forest area
  71. crow sp. Corvus sp. (crow sp.)
    # Count: 3
    Date:
    Observer: David Lauter
    Location: C&O Canal--Great Falls
  72. Carolina/Black-capped Chickadee Poecile carolinensis/atricapillus
    # Count: 3
    Date:
    Observer: marie maynard
    Location: Little Bennett RP--Wilson Mill Trail
  73. swallow sp. Hirundinidae sp.
    # Count: 3
    Date:
    Observer: David Lauter
    Location: C&O Canal--Great Falls
  74. Ruby-crowned/Golden-crowned Kinglet Corthylio calendula/Regulus satrapa
    # Count: 1
    Date:
    Observer: Suzanne Richman
    Location: Little Falls Branch Stream Valley Park
  75. wren sp. Troglodytidae sp.
    # Count: 1
    Date:
    Observer: William Heinle
    Location: Wheaton Regional Park--Shorefield/mini-train tracks/Pine Lake
  76. Gray-cheeked/Bicknell's Thrush Catharus minimus/bicknelli
    # Count: 1
    Date:
    Observer: Maggie Reuter
    Location: Black Hill Hiker/Biker Trail
  77. Catharus sp. Catharus sp.
    # Count: 1
    Date:
    Observer: Nathan Parmeter
    Location: Northwest Branch Trail--Riggs Rd. - I-495
  78. thrush sp. Turdidae sp.
    # Count: 1
    Date:
    Observer: Ryan and Kathryn Carr
    Location: Rachel Carson Conservation Park
  79. House/Purple Finch Haemorhous mexicanus/purpureus
    # Count: 2
    Date:
    Observer: Kenneth Maggin
    Location: 9900 River View Ct, Potomac US-MD 39.02499, -77.23292
  80. Spinus sp. Spinus sp.
    # Count: 9
    Date:
    Observer: Marshall Iliff
    Location: Francie's apartment
  81. Acanthis/Spinus sp. Acanthis/Spinus sp.
    # Count: 2
    Date:
    Observer: hartmut doebel
    Location: 4 Corporate Blvd, Rockville US-MD 39.10590, -77.18771
  82. finch sp. Fringillidae sp.
    # Count: 1
    Date:
    Observer: Maya O'Connor
    Location: Wheaton Regional Park
  83. Spizella sp. Spizella sp.
    # Count: 1
    Date:
    Observer: Howard Youth
    Location: Ray's Meadow Local Park
  84. Spizella sp./American Tree Sparrow Spizella/Spizelloides sp.
    # Count: 4
    Date:
    Observer: Frank Wang
    Location: Black hill regional park
  85. Ammospiza sp. Ammospiza sp.
    # Count: 1
    Date:
    Observer: David Gersten
    Location: Hughes Hollow - McKee Beshers WMA
  86. Spotted/Eastern Towhee (Rufous-sided Towhee) Pipilo maculatus/erythrophthalmus
    # Count: 1
    Date:
    Observer: sharon buchanan
    Location: Backyard MD 39.04432, -77.26707
  87. new world sparrow sp. Passerellidae sp.
    # Count: 2
    Date:
    Observer: David Blockstein
    Location: Northwest Branch Trail--Burnt Mills
  88. Bullock's/Baltimore Oriole Icterus bullockii/galbula
    # Count: 1
    Date:
    Observer: RK Wild
    Location: Thompson Rd
  89. new world oriole sp. Icterus sp.
    # Count: 1
    Date:
    Observer: Scott Baron
    Location: C&O Canal--Pennyfield Lock
  90. blackbird sp. Icteridae sp.
    # Count: 1
    Date:
    Observer: diane Ford
    Location: Rock Creek Park/Dewey Rd
  91. Chipping Sparrow/Worm-eating Warbler Spizella passerina/Helmitheros vermivorum
    # Count: 1
    Date:
    Observer: Ryan Douglas
    Location: Moyer Rd. Local Park
  92. Louisiana/Northern Waterthrush Parkesia motacilla/noveboracensis
    # Count: 1
    Date:
    Observer: Brett Gleitsmann
    Location: Northwest Branch Trail--Burnt Mills
  93. Golden-winged/Blue-winged Warbler Vermivora chrysoptera/cyanoptera
    # Count: 1
    Date:
    Observer: Howard Youth
    Location: Patuxent River SP--Rte. 97 (Montgomery Co.)
  94. Bay-breasted/Blackpoll Warbler Setophaga castanea/striata
    # Count: 1
    Date:
    Observer: Matt Peppe
    Location: Lake Frank
  95. Setophaga sp. Setophaga sp.
    # Count: 7
    Date:
    Observer: hartmut doebel
    Location: Blue Mash Nature Trail
  96. new world warbler sp. Parulidae sp.
    # Count: 1
    Date:
    Observer: Ryan Douglas
    Location: Moyer Rd. Local Park
  97. Summer/Scarlet Tanager Piranga rubra/olivacea
    # Count: 1
    Date:
    Observer: Anne Mytych
    Location: Lake Frank
  98. tanager sp. (Piranga sp.) Piranga sp.
    # Count: 1
    Date:
    Observer: Abby Walter
    Location: Meadowside Nature Center
  99. Passerina sp. Passerina sp.
    # Count: 4
    Date:
    Observer: James Nelson
    Location: Hughes Hollow - McKee Beshers WMA
  100. passerine sp. Passeriformes sp.
    # Count: 2
    Date:
    Observer: Nancy Bieri
    Location: Leisure World Golf Course
  101. bird sp. Aves sp.
    # Count: 1
    Date:
    Observer: Jared Fisher
    Location: Straw Bale Lane