Menu
The Cornell Lab
The Cornell Lab

The Cornell Lab of Ornithology builds the eBird global platform for communities and partners around the world to advance data-driven science, education, and conservation.

Change Region

Change Region

Horseshoe Pond, Concord

Directions Map

Explore...

Illustrated Checklist

 Powered by Macaulay Library and eBird
Updated ~21 seconds ago

Custom Time Period

Change Time Period

227 Species Observed
Species w/ Photos
Species w/ Audio
Species Needing Photos
Species Needing Audio
Jump to species
View all media

Native and Naturalized (227)

  1. Last observed by Zekiel Cornell on 11 Apr 2024
  2. Last observed by Zekiel Cornell on 14 Mar 2012
  3. Last observed by Levi Burford on 29 Mar 2020
  4. Last observed by Susan Wrisley on 1 Apr 2022
  5. Last observed by Alison Rhodes on 26 Apr 2024
  6. Last observed by Roger Simmons on 29 Oct 2022
  7. Last observed by Jacob Rhodes on 25 Apr 2024
  8. Last observed by Alison Rhodes on 26 Apr 2024
  9. Last observed by Alison Rhodes on 11 Apr 2024
  10. Last observed by Rebecca Suomala on 11 Apr 2024
  11. Last observed by Pamela Hunt on 15 Apr 2023
  12. Last observed by Alison Rhodes on 15 Mar 2024
  13. Last observed by Jacob Rhodes on 24 Apr 2024
  14. Last observed by Kristos Said Kendall on 6 Apr 2024
  15. Last observed by Barbara Crouse on 16 Mar 2024
  16. Last observed by Mark Suomala on 23 Apr 2024
  17. Last observed by Rebecca Suomala on 26 Feb 2024
  18. Last observed by Jacob Rhodes on 26 Apr 2024
  19. Last observed by Elaine Marie on 23 Mar 2023
  20. Last observed by Pamela Hunt on 14 Apr 2024
  21. Last observed by Debra LaValley on 17 May 2012
  22. Last observed by NH Bird Records Data on 23 Oct 2003
  23. Last observed by Jason Soukup on 3 Feb 2024
  24. Last observed by Rebecca Suomala on 10 Mar 2024
  25. Last observed by Jen Armstrong on 13 Apr 2024
  26. Last observed by Dorothy Currier on 20 Apr 2024
  27. Last observed by Zekiel Cornell on 2 Nov 2022
  28. Last observed by Pamela Hunt on 2 Jan 2024
  29. Last observed by Rob Woodward on 20 Mar 2010
  30. Last observed by Pamela Hunt on 7 Apr 2024
  31. Last observed by Dylan Jackson on 29 Sep 2013
  32. Last observed by NH Bird Records Data on 24 Apr 1996
  33. Last observed by Jacob Rhodes on 26 Apr 2024
  34. Last observed by Jacob Rhodes on 26 Apr 2024
  35. Last observed by Nora E Hanke on 6 Jul 2022
  36. Last observed by Jennifer Esten on 18 May 2013
  37. Last observed by Will Kostick on 20 Aug 2023
  38. Last observed by Will Kostick on 20 Aug 2023
  39. Last observed by Anonymous eBirder on 4 Sep 2023
  40. Last observed by Anonymous eBirder on 20 Apr 2023
  41. Last observed by Anonymous eBirder on 16 May 2019
  42. Last observed by NH Bird Records Data on 1 May 2007
  43. Last observed by Barbara Crouse on 28 Oct 2023
  44. Last observed by Andy Deegan on 21 Apr 2023
  45. Last observed by Rob Woodward on 19 May 2011
  46. Last observed by Susan Wrisley on 21 Sep 2020
  47. Last observed by Jacob Rhodes on 22 Apr 2024
  48. Last observed by Dave Perry on 25 Jul 2016
  49. Last observed by NH Bird Records Data on 27 Aug 2007
  50. Last observed by NH Bird Records Data on 19 May 1996
  51. Last observed by C Liazos on 6 Nov 2022
  52. Last observed by Kristos Said Kendall on 6 Apr 2024
  53. Last observed by NH Bird Records Data on 28 May 2009
  54. Last observed by Zekiel Cornell on 20 Aug 2023
  55. Last observed by C Liazos on 6 Nov 2022
  56. Last observed by Darryl Parker on 7 May 2023
  57. Last observed by Pamela Hunt on 24 Apr 2024
  58. Last observed by Joe Nadeau on 25 May 2013
  59. Last observed by NH Bird Records Data on 4 Nov 2006
  60. Last observed by NH Bird Records Data on 7 Sep 2005
  61. Last observed by Zekiel Cornell on 16 May 2022
  62. Last observed by Mary Keleher on 4 Oct 2020
  63. Last observed by Rebecca Suomala on 26 Aug 2021
  64. Last observed by Pamela Hunt on 31 Mar 2022
  65. Last observed by Kristos Said Kendall on 25 Apr 2024
  66. Last observed by Barbara Crouse on 20 Apr 2024
  67. Last observed by Rob Woodward on 12 Apr 2015
  68. Last observed by Rebecca Suomala on 1 Apr 2022
  69. Last observed by Mark Suomala on 20 Mar 2023
  70. Last observed by Joe Ripley on 23 Apr 2023
  71. Last observed by Zekiel Cornell on 28 Aug 2011
  72. Last observed by Debra LaValley on 26 Apr 2011
  73. Last observed by NH Bird Records Data on 18 May 2007
  74. Last observed by Anonymous eBirder on 5 May 2019
  75. Last observed by Unity Dienes on 26 Sep 2020
  76. Last observed by Alison Rhodes on 26 Apr 2024
  77. Last observed by Karen Cote on 16 Aug 2021
  78. Last observed by Rebecca Suomala on 14 May 2022
  79. Last observed by Molly Sperduto on 11 Apr 2016
  80. Last observed by Alison Rhodes on 22 Aug 2023
  81. Last observed by Amanda Kallenbach on 3 Nov 2018
  82. Last observed by Jacob Rhodes on 23 Apr 2024
  83. Last observed by Barbara Crouse on 25 Apr 2024
  84. Last observed by Ashley Richtmyer on 21 Apr 2023
  85. Last observed by Jacob Rhodes on 26 Apr 2024
  86. Last observed by Mark Suomala on 23 Apr 2024
  87. Last observed by Rebecca Suomala on 27 Oct 2023
  88. Last observed by Matt Tarr on 14 Mar 2024
  89. Last observed by Daniel Calder on 18 Mar 2024
  90. Last observed by Dylan Jackson on 13 Sep 2013
  91. Last observed by Alison Rhodes on 26 Apr 2024
  92. Last observed by Rebecca Suomala on 11 Feb 2024
  93. Last observed by Melissa Smart on 25 Apr 2023
  94. Last observed by Jacob Rhodes on 26 Apr 2024
  95. Last observed by CK Borg on 28 Jan 2022
  96. Last observed by Nora E Hanke on 28 Jan 2022
  97. Last observed by 🐦‍⬛ Jason 🦚 K 🦩Pietrzak 🦃 on 17 Sep 2014
  98. Last observed by Barbara Crouse on 31 Mar 2023
  99. Last observed by Ben Dixon on 19 Apr 2024
  100. Last observed by Mark Suomala on 23 Apr 2024
  101. Last observed by Mark Suomala on 23 Apr 2024
  102. Last observed by Jacob Rhodes on 26 Apr 2024
  103. Last observed by Jacob Rhodes on 17 Apr 2024
  104. Last observed by Mark Suomala on 1 Apr 2024
  105. Last observed by Jacob Rhodes on 26 Apr 2024
  106. Last observed by Jacob Rhodes on 5 Apr 2024
  107. Last observed by Zekiel Cornell on 14 Apr 2024
  108. Last observed by Rebecca Suomala on 11 Apr 2024
  109. Last observed by Darryl Parker on 21 Sep 2022
  110. Last observed by Matthew Papula on 4 Sep 2022
  111. Last observed by Anonymous eBirder on 23 May 2017
  112. Last observed by Aiden Moser on 7 Jul 2013
  113. Last observed by Zekiel Cornell on 16 May 2022
  114. Last observed by Darryl Parker on 11 Jul 2023
  115. Last observed by Mark Suomala on 20 May 2022
  116. Last observed by Alison Rhodes on 26 Apr 2024
  117. Last observed by Mark Suomala on 16 Jul 2022
  118. Last observed by Pamela Hunt on 19 Aug 2023
  119. Last observed by Pamela Hunt on 8 May 2022
  120. Last observed by Matt Cahill on 28 Jun 2019
  121. Last observed by Peter Crosson on 1 Oct 2023
  122. Last observed by Rebecca Suomala on 29 Sep 2022
  123. Last observed by Zekiel Cornell on 22 Sep 2023
  124. Last observed by Mark Suomala on 16 Aug 2023
  125. Last observed by NH Bird Records Data on 5 Apr 2005
  126. Last observed by Jacob Rhodes on 26 Apr 2024
  127. Last observed by Alison Rhodes on 26 Apr 2024
  128. Last observed by Pamela Hunt on 24 Apr 2024
  129. Last observed by Kristos Said Kendall on 25 Apr 2024
  130. Last observed by Jacob Rhodes on 26 Apr 2024
  131. Last observed by Jacob Rhodes on 26 Apr 2024
  132. Last observed by Kristos Said Kendall on 13 Apr 2024
  133. Last observed by Zekiel Cornell on 10 May 2023
  134. Last observed by Alison Rhodes on 26 Apr 2024
  135. Last observed by Pamela Hunt on 27 Apr 2011
  136. Last observed by Jacob Rhodes on 26 Apr 2024
  137. Last observed by Jacob Rhodes on 20 Apr 2024
  138. Last observed by 🐦‍⬛ Jason 🦚 K 🦩Pietrzak 🦃 on 3 May 2023
  139. Last observed by Mark Suomala on 23 Apr 2024
  140. Last observed by Don Heitzmann on 4 Mar 2024
  141. Last observed by Barbara Crouse on 25 Apr 2024
  142. Last observed by Peter Crosson on 1 Oct 2023
  143. Last observed by Zekiel Cornell on 11 Apr 2024
  144. Last observed by Rebecca Suomala on 20 Apr 2024
  145. Last observed by Mark Suomala on 16 Aug 2023
  146. Last observed by Pamela Hunt on 26 Feb 2024
  147. Last observed by Pamela Hunt on 16 May 2022
  148. Last observed by Jacob Rhodes on 26 Apr 2024
  149. Last observed by Jacob Rhodes on 26 Apr 2024
  150. Last observed by Alison Rhodes on 9 Oct 2023
  151. Last observed by Mark Suomala on 23 Apr 2024
  152. Last observed by Jacob Rhodes on 26 Apr 2024
  153. Last observed by Jacob Rhodes on 26 Apr 2024
  154. Last observed by Mark Suomala on 2 Jun 2022
  155. Last observed by Mark Suomala on 25 Sep 2022
  156. Last observed by Barbara Crouse on 25 Apr 2024
  157. Last observed by Darryl Parker on 12 Jul 2023
  158. Last observed by Jacob Rhodes on 26 Apr 2024
  159. Last observed by CK Borg on 6 Nov 2022
  160. Last observed by Rebecca Suomala on 9 Mar 2024
  161. Last observed by Jacob Rhodes on 26 Apr 2024
  162. Last observed by Jacob Rhodes on 16 Apr 2024
  163. Last observed by Rebecca Suomala on 5 Nov 2022
  164. Last observed by Erik Cleven on 9 Mar 2021
  165. Last observed by Jacob Rhodes on 26 Apr 2024
  166. Last observed by Zekiel Cornell on 5 Nov 2023
  167. Last observed by Stijn Brand on 14 Mar 2021
  168. Last observed by Barbara Crouse on 31 Mar 2024
  169. Last observed by Jacob Rhodes on 5 Apr 2024
  170. Last observed by Jacob Rhodes on 26 Apr 2024
  171. Last observed by Jason Soukup on 3 Feb 2024
  172. Last observed by Stijn Brand on 9 Mar 2021
  173. Last observed by Jacob Rhodes on 26 Apr 2024
  174. Last observed by Rebecca Suomala on 13 Apr 2024
  175. Last observed by Dylan Jackson on 14 Sep 2014
  176. Last observed by Barbara Crouse on 20 Apr 2024
  177. Last observed by Rebecca Suomala on 5 Nov 2022
  178. Last observed by Jacob Rhodes on 24 Apr 2024
  179. Last observed by Zekiel Cornell on 10 May 2023
  180. Last observed by Jacob Rhodes on 26 Apr 2024
  181. Last observed by Darryl Parker on 18 Jun 2023
  182. Last observed by Pamela Hunt on 18 Oct 2020
  183. Last observed by Jacob Rhodes on 26 Apr 2024
  184. Last observed by Jacob Rhodes on 26 Apr 2024
  185. Last observed by Mark Suomala on 19 Nov 2022
  186. Last observed by Barbara Crouse on 20 Apr 2024
  187. Last observed by Jacob Rhodes on 22 Apr 2024
  188. Last observed by Zekiel Cornell on 22 Sep 2023
  189. Last observed by Zekiel Cornell on 18 Mar 2023
  190. Last observed by Zekiel Cornell on 3 May 2020
  191. Last observed by Darryl Parker on 11 Jul 2023
  192. Last observed by Alison Rhodes on 26 Apr 2024
  193. Last observed by Mark Suomala on 23 Apr 2024
  194. Last observed by Pam Geiger on 14 Apr 2024
  195. Last observed by Alison Rhodes on 26 Apr 2024
  196. Last observed by Mark Suomala on 16 May 2022
  197. Last observed by Jacob Rhodes on 16 Apr 2024
  198. Last observed by Zekiel Cornell on 22 Sep 2023
  199. Last observed by Rebecca Suomala on 29 Sep 2022
  200. Last observed by Rebecca Suomala on 19 Sep 2021
  201. Last observed by NH Bird Records Data on 27 Oct 2006
  202. Last observed by Kurk Dorsey on 3 Oct 2021
  203. Last observed by Pamela Hunt on 17 Sep 2019
  204. Last observed by Mark Suomala on 26 May 2020
  205. Last observed by Zekiel Cornell on 22 Sep 2023
  206. Last observed by Pamela Hunt on 19 Aug 2023
  207. Last observed by Mark Suomala on 16 May 2022
  208. Last observed by Zekiel Cornell on 22 Sep 2023
  209. Last observed by Rebecca Suomala on 29 Sep 2022
  210. Last observed by Zekiel Cornell on 16 May 2022
  211. Last observed by Pamela Hunt on 16 May 2022
  212. Last observed by Jacob Rhodes on 26 Apr 2024
  213. Last observed by Nora E Hanke on 6 Jul 2022
  214. Last observed by Zekiel Cornell on 22 Sep 2023
  215. Last observed by Ed Harper on 31 Oct 2022
  216. Last observed by Jacob Rhodes on 24 Apr 2024
  217. Last observed by Jacob Rhodes on 24 Apr 2024
  218. Last observed by Alison Rhodes on 26 Apr 2024
  219. Last observed by Rebecca Suomala on 3 May 2022
  220. Last observed by Mark Suomala on 16 May 2022
  221. Last observed by Mark Suomala on 16 May 2022
  222. Last observed by Zekiel Cornell on 22 Sep 2023
  223. Last observed by Zekiel Cornell on 10 May 2023
  224. Last observed by Jacob Rhodes on 26 Apr 2024
  225. Last observed by Darryl Parker on 11 Jul 2023
  226. Last observed by Peter Crosson on 1 Oct 2023
  227. Last observed by Emmily Bottari on 20 Sep 2023

Exotic: Escapee (2)

  1. Last observed by Bob Crowley on 1 May 2000
  2. Last observed by Phil Brown on 30 Aug 2012

Hybrids (1)

  1. Mallard x American Black Duck (hybrid) Anas platyrhynchos x rubripes
    Last observed by Unity Dienes on 27 Feb 2024

Additional Taxa (27)

  1. dabbling duck sp. Anatidae sp. (dabbling duck sp.)
    Last observed by Gabriel Roxby on 6 Aug 2023
  2. Greater/Lesser Scaup Aythya marila/affinis
    Last observed by Brett Hillman on 2 Feb 2024
  3. duck sp. Anatidae (duck sp.)
    Last observed by Gary Fournier on 18 Mar 2024
  4. waterfowl sp. Anatidae sp.
    Last observed by Dorothy Currier on 1 May 2019
  5. Yellow-billed/Black-billed Cuckoo Coccyzus americanus/erythropthalmus
    Last observed by NH Bird Records Data on 20 Sep 2006
  6. Lesser/Greater Yellowlegs Tringa flavipes/melanoleuca
    Last observed by Michael Marchand on 7 May 2023
  7. Tringa sp. Tringa sp.
    Last observed by Tim Armstrong on 7 May 2015
  8. peep sp. Calidris sp. (peep sp.)
    Last observed by Harrison Roakes on 1 Apr 2022
  9. gull sp. Larinae sp.
    Last observed by Alison Rhodes on 1 Apr 2024
  10. Sharp-shinned/Cooper's Hawk Accipiter striatus/cooperii
    Last observed by Ken Cox on 4 Apr 1979
  11. Accipiter sp. Accipiter sp.
    Last observed by Roger and Kathryn Frieden on 7 May 2016
  12. hawk sp. Accipitridae sp. (hawk sp.)
    Last observed by Barbara Crouse on 16 Dec 2023
  13. Downy/Hairy Woodpecker Dryobates pubescens/villosus
    Last observed by Ken Cox on 9 Apr 1980
  14. woodpecker sp. Picidae sp.
    Last observed by Bob Schultz on 14 Jul 2022
  15. falcon sp. Falco sp.
    Last observed by Dylan Jackson on 29 Mar 2014
  16. diurnal raptor sp. Accipitriformes/Falconiformes sp.
    Last observed by Bob Schultz on 8 Jul 2022
  17. Alder/Willow Flycatcher (Traill's Flycatcher) Empidonax alnorum/traillii
    Last observed by Mark Suomala on 21 Sep 2022
  18. Empidonax sp. Empidonax sp.
    Last observed by Pedro Fernandes on 25 Jul 2022
  19. crow sp. Corvus sp. (crow sp.)
    Last observed by Pamela Hunt on 15 Mar 2024
  20. swallow sp. Hirundinidae sp.
    Last observed by Ben Dixon on 19 Apr 2024
  21. House/Purple Finch Haemorhous mexicanus/purpureus
    Last observed by John Morrill on 6 May 2023
  22. Common/Hoary Redpoll Acanthis flammea/hornemanni
    Last observed by Robert Quinn on 1 Nov 2020
  23. new world sparrow sp. Passerellidae sp.
    Last observed by Harrison Roakes on 23 Mar 2022
  24. blackbird sp. Icteridae sp.
    Last observed by Rebecca Suomala on 29 Sep 2022
  25. Golden-winged/Blue-winged Warbler Vermivora chrysoptera/cyanoptera
    Last observed by Pamela Hunt on 25 May 2020
  26. new world warbler sp. Parulidae sp.
    Last observed by Mary Keleher on 4 Oct 2020
  27. passerine sp. Passeriformes sp.
    Last observed by Pedro Fernandes on 25 Jul 2022