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Illustrated Checklist

 Powered by Macaulay Library and eBird
Updated ~20 hours ago
346 Species Observed
Species w/ Photos
Species w/ Audio
Species Needing Photos
Species Needing Audio
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Native and Naturalized (346)

  1. Last observed by Rigid Rowe on 24 Sep 2023
  2. Last observed by James White on 14 Mar 2024
  3. Last observed by Ted Drozdowski on 14 Feb 2024
  4. Last observed by Tom Voter on 26 Feb 2024
  5. Last observed by David Weber on 28 Oct 2022
  6. Last observed by Tom Voter on 26 Feb 2024
  7. Last observed by Jennifer Christy on 4 Mar 2024
  8. Last observed by Brooke Cherry on 23 Apr 2024
  9. Last observed by Ryan Johnson on 23 Apr 2024
  10. Last observed by Frank Rohrbacher on 5 Apr 2024
  11. Last observed by Wendy Cesario on 23 Apr 2024
  12. Last observed by Lydia M on 23 Apr 2024
  13. Last observed by Ryan Johnson on 23 Apr 2024
  14. Last observed by Karen Hochgraf on 23 Apr 2024
  15. Last observed by Jason Horn on 25 Mar 2023
  16. Last observed by Ryan Johnson on 23 Apr 2024
  17. Last observed by Brooke Cherry on 23 Apr 2024
  18. Last observed by Frank Rohrbacher on 14 Apr 2024
  19. Last observed by Declan O’Neil on 13 Apr 2024
  20. Last observed by Karen Hochgraf on 23 Apr 2024
  21. Last observed by Curt Davis on 8 Feb 2024
  22. Last observed by Curt Davis on 16 Jan 2024
  23. Last observed by Martha Frost on 7 Apr 2024
  24. Last observed by Mike Phillips on 4 Apr 2024
  25. Last observed by Curt Davis on 21 Apr 2024
  26. Last observed by Kim Sisk on 23 Dec 2020
  27. Last observed by Jason Horn on 3 Apr 2024
  28. Last observed by Rigid Rowe on 6 Nov 2017
  29. Last observed by Jason Horn on 25 Mar 2023
  30. Last observed by Jason Horn on 3 Apr 2024
  31. Last observed by Wendy Cesario on 15 Apr 2024
  32. Last observed by Joe Francis on 9 Feb 2024
  33. Last observed by Greg Darone on 14 Apr 2024
  34. Last observed by Jessie West on 23 Apr 2024
  35. Last observed by Joe Francis on 22 Apr 2024
  36. Last observed by Curt Davis on 10 Apr 2024
  37. Last observed by Megan Kasprzak on 20 Apr 2024
  38. Last observed by Wendy Cesario on 23 Apr 2024
  39. Last observed by Joe Sebastiani on 30 Sep 1999
  40. Last observed by Ryan Johnson on 23 Apr 2024
  41. Last observed by Wendy Cesario on 15 Apr 2024
  42. Last observed by Chris Bennett on 29 Mar 2023
  43. Last observed by Delaware Records on 23 Dec 2012
  44. Last observed by David Weber on 23 Apr 2024
  45. Last observed by doug fulton on 25 Nov 2021
  46. Last observed by Mike Gallaway on 14 Jan 2017
  47. Last observed by Sheila Smith on 23 Apr 2024
  48. Last observed by Randy Vickers on 4 Oct 2023
  49. Last observed by Susan Scanlon on 20 Sep 2023
  50. Last observed by David Brown on 10 Oct 2023
  51. Last observed by Andy Urquhart on 14 May 2016
  52. Last observed by Joe Francis on 21 Apr 2024
  53. Last observed by David Weber on 23 Apr 2024
  54. Last observed by Andrew Dunn on 23 Apr 2024
  55. Last observed by David Fees on 6 Apr 2022
  56. Last observed by Trevor Clair on 28 Jan 2022
  57. Last observed by Trevor Clair on 28 Jan 2022
  58. Last observed by Mamadou D on 20 Apr 2024
  59. Last observed by Greg Darone on 11 Feb 2024
  60. Last observed by Ryan Johnson on 23 Apr 2024
  61. Last observed by Michael Moore on 21 Apr 2024
  62. Last observed by Megan Kasprzak on 20 Apr 2024
  63. Last observed by Barbara Jones on 23 Apr 2024
  64. Last observed by Michael Rosengarten on 3 Jul 2012
  66. Last observed by sally obyrne on 20 Apr 2024
  67. Last observed by Chris Bennett on 28 Jun 2023
  68. Last observed by Wendy Cesario on 16 Sep 2023
  69. Last observed by Andrew Ednie on 22 Apr 2017
  70. Last observed by rod murray on 14 Nov 2023
  71. Last observed by David Weber on 20 Oct 2022
  72. Last observed by Sheila Smith on 23 Apr 2024
  73. Last observed by Jason Horn on 5 Oct 2023
  74. Last observed by Joe Swertinski on 3 Aug 2017
  75. Last observed by Rigid Rowe on 16 May 2023
  76. Last observed by James DuHadaway on 10 Nov 2018
  77. Last observed by Robert Blye on 8 Sep 2022
  78. Last observed by Jason Horn on 24 Sep 2023
  79. Last observed by Jason Horn on 5 Oct 2023
  80. Last observed by Sean O'Connor on 17 Apr 2024
  81. Last observed by Lydia M on 20 Apr 2024
  82. Last observed by Jason Horn on 19 Aug 2023
  83. Last observed by Derek Stoner on 30 Oct 2012
  84. Last observed by Al Guarente on 6 Aug 2023
  85. Last observed by Joe Francis on 18 Apr 2024
  86. Last observed by Scott Northey on 21 Apr 2024
  87. Last observed by David Weber on 23 Apr 2024
  88. Last observed by rod murray on 19 May 2022
  89. Last observed by David Weber on 23 Apr 2024
  90. Last observed by Kelley Nunn on 1 Jun 2021
  91. Last observed by Jason Horn on 22 May 2023
  92. Last observed by Michael Smith on 25 Apr 2019
  93. Last observed by Jason Horn on 16 Oct 2023
  94. Last observed by Wendy Cesario on 26 Aug 2023
  95. Last observed by Jason Horn on 10 Sep 2023
  96. Last observed by Karen Hochgraf on 23 Apr 2024
  97. Last observed by Jason Horn on 24 Sep 2023
  98. Last observed by Jason Horn on 16 Oct 2023
  99. Last observed by sally obyrne on 20 Apr 2024
  100. Last observed by Andrew Dunn on 6 Apr 2024
  101. Last observed by Jason Horn on 16 Oct 2023
  102. Last observed by Jason Horn on 16 Oct 2023
  103. Last observed by Joe Sebastiani on 31 Oct 2012
  104. Last observed by New Jersey Historical Records on 18 Dec 1896
  105. Last observed by Jason Horn on 29 Apr 2023
  106. Last observed by Dane Houser on 30 Oct 2012
  107. Last observed by Andrew Dunn on 6 Apr 2024
  108. Last observed by Al Guarente on 29 Dec 1992
  109. Last observed by Andrew Dunn on 23 Apr 2024
  110. Last observed by Jason Horn on 7 Apr 2023
  111. Last observed by Delaware Records on 15 Feb 2002
  112. Last observed by Andrew Dunn on 23 Apr 2024
  113. Last observed by Wendy Cesario on 7 Apr 2024
  114. Last observed by Jason Horn on 3 Apr 2024
  115. Last observed by Kim Steininger on 20 Jan 2024
  116. Last observed by Andrew Dunn on 4 Apr 2024
  117. Last observed by Andrew Ednie on 18 Jan 2024
  118. Last observed by Timothy Freiday on 18 Sep 2018
  119. Last observed by Jeffrey Gordon on 28 Aug 2011
  120. Last observed by Wendy Cesario on 23 Jun 2023
  121. Last observed by Jason Horn on 17 Aug 2023
  122. Last observed by Jason Horn on 22 Apr 2024
  123. Last observed by Jason Horn on 24 Sep 2023
  124. Last observed by Jason Horn on 22 Apr 2024
  125. Last observed by Jason Horn on 24 Sep 2023
  126. Last observed by Michael Moore on 30 Oct 2012
  127. Last observed by Wendy Cesario on 28 Sep 2023
  128. Last observed by David Brown on 26 Jan 2024
  129. Last observed by Andrew Dunn on 23 Apr 2024
  130. Last observed by Andrew Ednie on 30 Oct 2012
  131. Last observed by Delaware Records on 25 Oct 2009
  132. Last observed by Jason Horn on 3 Apr 2024
  133. Last observed by David Brown on 24 Sep 2023
  134. Last observed by Jason Horn on 3 Apr 2024
  135. Last observed by Ryan Johnson on 23 Apr 2024
  136. Last observed by Sara Busch on 17 Aug 2023
  137. Last observed by Andrew Irwin on 10 Jun 2023
  138. Last observed by Wendy Cesario on 7 Apr 2024
  139. Last observed by Michael Moore on 18 Apr 2024
  140. Last observed by Jason Horn on 21 Aug 2023
  141. Last observed by Rigid Rowe on 22 Nov 2023
  142. Last observed by Ryan Johnson on 23 Apr 2024
  143. Last observed by Elizabeth Porter on 18 Sep 2023
  144. Last observed by Ryan Johnson on 23 Apr 2024
  145. Last observed by Thomas Ford-Hutchinson on 15 May 2017
  146. Last observed by Wendy Cesario on 23 Apr 2024
  147. Last observed by Randy Fisher on 22 Apr 2024
  148. Last observed by Wendy Cesario on 23 Apr 2024
  149. Last observed by Ryan Johnson on 23 Apr 2024
  150. Last observed by Christopher Hinkle on 6 Aug 2023
  151. Last observed by Michael Moore on 20 Apr 2024
  152. Last observed by John Skibicki on 28 May 2023
  153. Last observed by Christopher Hinkle on 20 Oct 2023
  154. Last observed by David Weber on 23 Apr 2024
  155. Last observed by Sheila Smith on 23 Apr 2024
  156. Last observed by Ryan Johnson on 23 Apr 2024
  157. Last observed by Marlena Hamilton on 2 Aug 2019
  158. Last observed by David Brown on 20 Nov 2023
  159. Last observed by Megan Kasprzak on 3 Jun 2023
  160. Last observed by Jason Horn on 22 Apr 2024
  161. Last observed by Karen Hochgraf on 20 Apr 2024
  162. Last observed by Ryan Johnson on 23 Apr 2024
  163. Last observed by David Brown on 9 Nov 2022
  164. Last observed by Sheila Smith on 23 Apr 2024
  165. Last observed by Craig Kesselheim on 23 Apr 2024
  166. Last observed by James White on 23 Apr 2024
  167. Last observed by David Brown on 29 Sep 2021
  168. Last observed by Sheila Smith on 23 Apr 2024
  169. Last observed by Michael Moore on 1 Apr 2020
  170. Last observed by Sean O'Connor on 17 Apr 2024
  171. Last observed by Melissa Lafferty on 19 Apr 2024
  172. Last observed by Dave Schwartz on 13 Feb 2022
  173. Last observed by Lew Scharpf on 23 Apr 2024
  174. Last observed by Carolyn Holland on 23 Apr 2024
  176. Last observed by Chris Bennett on 29 Feb 2024
  177. Last observed by Jason Horn on 6 Mar 2023
  178. Last observed by Brooke Cherry on 23 Apr 2024
  179. Last observed by Melissa Lafferty on 17 Apr 2024
  180. Last observed by Matthew Bell on 20 Apr 2024
  181. Last observed by Patricia Hayes on 23 Apr 2024
  182. Last observed by Sheila Smith on 23 Apr 2024
  183. Last observed by Patricia Hayes on 23 Apr 2024
  184. Last observed by Bethany Twardowski on 23 Apr 2024
  185. Last observed by Patricia Hayes on 23 Apr 2024
  186. Last observed by Andrew Ednie on 23 Apr 2024
  187. Last observed by Amy White on 18 Apr 2024
  188. Last observed by Jason Horn on 21 Apr 2024
  189. Last observed by Gary Griffith on 4 Sep 2023
  190. Last observed by Mandi Vavala on 14 Oct 2023
  191. Last observed by Jason Horn on 24 Sep 2023
  192. Last observed by Gary Griffith on 21 Sep 2023
  193. Last observed by Michael Moore on 4 Sep 2023
  194. Last observed by Gina Sheridan on 15 Sep 2023
  195. Last observed by Kris Benarcik on 20 Sep 2023
  196. Last observed by Anthony Collerton on 18 Feb 2002
  197. Last observed by Ryan Crane on 9 Dec 2020
  198. Last observed by Anonymous eBirder on 23 Apr 2024
  199. Last observed by dean Coffin on 3 Dec 2020
  200. Last observed by Sheila Smith on 23 Apr 2024
  201. Last observed by Al Guarente on 10 Jun 2017
  202. Last observed by Jason Horn on 21 Sep 2023
  203. Last observed by Andrew Dunn on 23 Apr 2024
  204. Last observed by Jeff Holmes on 20 Aug 2006
  205. Last observed by Marcia Balestri on 29 Jun 2018
  206. Last observed by rod murray on 23 Apr 2024
  207. Last observed by Melissa Lafferty on 11 Oct 2023
  208. Last observed by Barbara Jones on 22 Apr 2024
  209. Last observed by David Brown on 2 Oct 2023
  210. Last observed by Jessie West on 23 Apr 2024
  211. Last observed by Daniel Evangelista on 23 Apr 2024
  212. Last observed by Jeff Shenot on 31 Aug 2014
  213. Last observed by Delaware Records on 29 Mar 1909
  214. Last observed by Mandi Vavala on 23 Apr 2024
  215. Last observed by Mandi Vavala on 23 Apr 2024
  216. Last observed by Sheila Smith on 23 Apr 2024
  217. Last observed by Wendy Cesario on 23 Apr 2024
  218. Last observed by Sheila Smith on 23 Apr 2024
  219. Last observed by Jessica Shahan on 8 Jan 2024
  220. Last observed by Delaware Ornithological Society Bird Data on 6 Apr 1982
  221. Last observed by Sheila Smith on 23 Apr 2024
  222. Last observed by David Weber on 23 Apr 2024
  223. Last observed by Ryan Johnson on 23 Apr 2024
  224. Last observed by Brooke Cherry on 23 Apr 2024
  225. Last observed by Genie Lee on 23 Apr 2024
  226. Last observed by Michael Moore on 23 Apr 2024
  227. Last observed by David Weber on 23 Apr 2024
  228. Last observed by Ryan Johnson on 23 Apr 2024
  229. Last observed by Andrew Ednie on 7 Dec 2022
  230. Last observed by Patricia Hayes on 23 Apr 2024
  231. Last observed by Megan Kasprzak on 21 Apr 2024
  232. Last observed by Mandi Vavala on 23 Apr 2024
  233. Last observed by Dave Brown on 10 Apr 2024
  234. Last observed by Cole Tiemann on 18 Apr 2024
  235. Last observed by Mandi Vavala on 23 Apr 2024
  236. Last observed by Michael Moore on 23 Apr 2024
  237. Last observed by Daniel Evangelista on 21 Apr 2024
  238. Last observed by Christopher (Kitt) Heckscher on 12 Oct 2022
  239. Last observed by Karen Hochgraf on 23 Apr 2024
  240. Last observed by Sheila Smith on 23 Apr 2024
  241. Last observed by Patricia Hayes on 23 Apr 2024
  242. Last observed by Patricia Hayes on 23 Apr 2024
  243. Last observed by Andrew Dunn on 23 Apr 2024
  244. Last observed by Sheila Smith on 23 Apr 2024
  245. Last observed by Mandi Vavala on 23 Apr 2024
  246. Last observed by Al Guarente on 13 Jan 1996
  247. Last observed by Megan Kasprzak on 15 Oct 2023
  248. Last observed by Carolyn Holland on 11 Oct 2023
  249. Last observed by Christopher (Kitt) Heckscher on 2 May 2003
  250. Last observed by Kent Woodruff on 18 Oct 2023
  251. Last observed by Curt Davis on 23 Apr 2024
  252. Last observed by james barry on 23 Apr 2024
  253. Last observed by Sheila Smith on 23 Apr 2024
  254. Last observed by Chuck Berthoud on 26 Dec 2010
  255. Last observed by Wendy Cesario on 23 Apr 2024
  256. Last observed by Sheila Smith on 23 Apr 2024
  257. Last observed by Curt Davis on 16 Mar 2024
  258. Last observed by David Brown on 12 Nov 2022
  259. Last observed by Sheila Smith on 23 Apr 2024
  260. Last observed by Curt Davis on 23 Apr 2024
  261. Last observed by Andrew Ednie on 13 Mar 2021
  262. Last observed by william schreiber on 24 Dec 2020
  263. Last observed by Derek Stoner on 25 Apr 2013
  264. Last observed by Andrew Dunn on 23 Apr 2024
  265. Last observed by Delaware Records on 3 Aug 2008
  266. Last observed by Sheila Smith on 23 Apr 2024
  267. Last observed by Lauren Morgens on 13 Feb 2021
  268. Last observed by Megan Kasprzak on 28 Dec 2023
  269. Last observed by Andrew Ednie on 23 Apr 2024
  270. Last observed by Sheila Smith on 23 Apr 2024
  271. Last observed by Andrew Ednie on 7 Dec 2023
  272. Last observed by David Weber on 23 Apr 2024
  273. Last observed by Andrew Ednie on 8 Aug 2015
  274. Last observed by Patrick Carney on 11 Sep 2016
  275. Last observed by Chris Gill on 15 Mar 2024
  276. Last observed by Chris Coughlan on 8 Apr 2024
  277. Last observed by Patricia Hayes on 23 Apr 2024
  278. Last observed by Barbara Conway on 19 Apr 2024
  279. Last observed by Leo Custer on 8 Nov 2008
  280. Last observed by Sheila Smith on 23 Apr 2024
  281. Last observed by Jeffrey Buler on 25 Oct 2023
  282. Last observed by Brian Byrnes on 4 Feb 2024
  283. Last observed by Greg Darone on 5 Jul 2023
  284. Last observed by Bobby Wilcox on 29 Nov 2014
  285. Last observed by Chuck Brandt on 28 Oct 2012
  286. Last observed by David Weber on 23 Apr 2024
  287. Last observed by Sheila Smith on 23 Apr 2024
  288. Last observed by Greg Darone on 23 Jan 2024
  289. Last observed by Ryan Johnson on 23 Apr 2024
  290. Last observed by MD Admin (R. Ostrowski) on 29 Feb 1964
  291. Last observed by Mandi Vavala on 23 Apr 2024
  292. Last observed by Ross Gallardy on 28 Dec 2023
  293. Last observed by Andrew Ednie on 31 Oct 2023
  294. Last observed by Joe Francis on 1 Oct 2023
  295. Last observed by Andrew Ednie on 23 Apr 2024
  296. Last observed by Barbara Jones on 23 Apr 2024
  297. Last observed by Patrick Hogan on 21 Apr 2024
  298. Last observed by Sheila Smith on 23 Apr 2024
  299. Last observed by Mandi Vavala on 23 Apr 2024
  300. Last observed by Declan O’Neil on 23 Apr 2024
  301. Last observed by Sheila Smith on 23 Apr 2024
  302. Last observed by Wendy Cesario on 23 Feb 2022
  303. Last observed by Brooke Cherry on 23 Apr 2024
  304. Last observed by Wendy Cesario on 21 Apr 2024
  305. Last observed by rod murray on 23 Apr 2024
  306. Last observed by Andrew Ednie on 23 Apr 2024
  307. Last observed by Andrew Ednie on 6 Sep 2023
  308. Last observed by Brian Byrnes on 23 Apr 2024
  309. Last observed by Andrew Dunn on 23 Apr 2024
  310. Last observed by Michael Moore on 20 Apr 2024
  311. Last observed by Megan Kasprzak on 28 Oct 2023
  312. Last observed by sally obyrne on 18 Apr 2024
  313. Last observed by Carolyn Holland on 29 Nov 2023
  314. Last observed by Andrew Ednie on 22 Sep 2023
  315. Last observed by Megan Kasprzak on 19 Sep 2023
  316. Last observed by Christopher (Kitt) Heckscher on 31 May 2023
  317. Last observed by Wendy Cesario on 23 Apr 2024
  318. Last observed by Michael Moore on 16 Sep 2023
  319. Last observed by Andrew Dunn on 31 Oct 2023
  320. Last observed by Wendy Cesario on 18 Oct 2023
  321. Last observed by Andrew Ednie on 13 Aug 2023
  322. Last observed by Brooke Cherry on 23 Apr 2024
  323. Last observed by Megan Kasprzak on 22 Oct 2023
  324. Last observed by Melissa Lafferty on 16 Oct 2023
  325. Last observed by Andrew Dunn on 2 Oct 2023
  326. Last observed by Brooke Cherry on 23 Apr 2024
  327. Last observed by David Brown on 14 Oct 2023
  328. Last observed by Michael Smith on 12 Oct 2023
  329. Last observed by Kris Benarcik on 26 Oct 2023
  330. Last observed by Ryan Johnson on 23 Apr 2024
  331. Last observed by Andrea Martin on 21 Apr 2024
  332. Last observed by Patricia Hayes on 23 Apr 2024
  333. Last observed by Carolyn Holland on 23 Apr 2024
  334. Last observed by Michael Moore on 23 Apr 2024
  335. Last observed by Andrew Dunn on 23 Apr 2024
  336. Last observed by Declan O’Neil on 20 Sep 2023
  337. Last observed by Andrew Ednie on 27 Sep 2023
  338. Last observed by Jason Horn on 16 May 2023
  339. Last observed by Michael Moore on 20 Apr 2024
  340. Last observed by Sheila Smith on 23 Apr 2024
  341. Last observed by Melissa Lafferty on 22 Oct 2023
  342. Last observed by Delaware Records on 5 Dec 1985
  343. Last observed by Wendy Cesario on 9 Oct 2023
  344. Last observed by Daniel Evangelista on 21 Apr 2024
  345. Last observed by Amy Griger on 1 May 2021
  346. Last observed by Melissa Lafferty on 10 Oct 2023

Exotic: Escapee (13)

  1. Last observed by Jennifer Christy on 9 Nov 2015
  2. Last observed by Clyde Kessinger on 30 May 2023
  3. Last observed by Alex Lamoreaux on 27 Feb 2016
  4. Last observed by Alan Kneidel on 23 Nov 2015
  5. Last observed by Alex Zorach on 5 Mar 2010
  6. Last observed by Pete Wolf on 7 Nov 2020
  7. Last observed by Christopher (Kitt) Heckscher on 10 Jun 2015
  8. Last observed by Andrew Ednie on 8 Jun 2020
  9. Last observed by Stephen Kacir on 28 Feb 2016
  10. Last observed by Alissa Kegelman on 9 Dec 2020
  11. Last observed by Barry Blust on 9 Dec 1990
  12. Last observed by Michael Bowen on 20 Nov 2004
  13. Last observed by Bill Stewart on 4 Mar 2016

Hybrids (18)

  1. Snow x Ross's Goose (hybrid) Anser caerulescens x rossii
    Last observed by Jason Horn on 14 Feb 2024
  2. Graylag x Swan Goose (hybrid) Anser anser x cygnoides
    Last observed by Christian Scheibe on 5 Jan 2021
  3. Graylag x Canada Goose (hybrid) Anser anser x Branta canadensis
    Last observed by Thomas Rohtsalu on 10 Oct 2023
  4. Domestic goose sp. x Canada Goose (hybrid) Anser sp. (Domestic type) x Branta canadensis
    Last observed by Jean-Marie Gauthier on 17 Jul 2023
  5. Snow x Canada Goose (hybrid) Anser caerulescens x Branta canadensis
    Last observed by Megan Kasprzak on 28 Jan 2023
  6. Barnacle x Canada Goose (hybrid) Branta leucopsis x canadensis
    Last observed by Tim Schreckengost on 22 Feb 2014
  7. Snow/Ross's x Cackling/Canada Goose (hybrid) Anser caerulescens/rossii x Branta hutchinsii/canadensis
    Last observed by Kelley Nunn on 26 Dec 2015
  8. Northern Shoveler x Gadwall (hybrid) Spatula clypeata x Mareca strepera
    Last observed by Tim Schreckengost on 14 Nov 2015
  9. Muscovy Duck x Mallard (hybrid) Cairina moschata x Anas platyrhynchos
    Last observed by Mamadou D on 30 Jul 2023
  10. Mallard x American Black Duck (hybrid) Anas platyrhynchos x rubripes
    Last observed by Joe Francis on 14 Mar 2024
  11. Common Goldeneye x Hooded Merganser (hybrid) Bucephala clangula x Lophodytes cucullatus
    Last observed by Chris Machulski on 13 Feb 2022
  12. Anna's x Calliope Hummingbird (hybrid) Calypte anna x Selasphorus calliope
    Last observed by Sarah MacLellan on 5 Apr 2013
  13. Herring x Great Black-backed Gull (hybrid) Larus argentatus x marinus
    Last observed by Mary Gustafson on 5 Feb 2000
  14. Herring x Glaucous Gull (hybrid) Larus argentatus x hyperboreus
    Last observed by Tim Schreckengost on 9 Feb 2014
  15. Herring x Lesser Black-backed Gull (hybrid) Larus argentatus x fuscus
    Last observed by Taj Schottland on 28 Dec 2013
  16. Dark-eyed Junco x White-throated Sparrow (hybrid) Junco hyemalis x Zonotrichia albicollis
    Last observed by Declan O’Neil on 3 Nov 2019
  17. Brewster's Warbler (hybrid) Vermivora chrysoptera x cyanoptera (F1 hybrid)
    Last observed by Andrew Ednie on 7 Sep 2023
  18. Lawrence's Warbler (hybrid) Vermivora chrysoptera x cyanoptera (F2 backcross)
    Last observed by Joe Sebastiani on 11 May 2020

Additional Taxa (88)

  1. Domestic goose sp. (Domestic type) Anser sp. (Domestic type)
    Last observed by Barbara Jones on 23 Apr 2024
  2. Cackling/Canada Goose Branta hutchinsii/canadensis
    Last observed by Frank Rohrbacher on 30 Mar 2024
  3. swan sp. Cygnus sp.
    Last observed by Maddie Martin on 25 Dec 2023
  4. goose sp. Anatidae (goose sp.)
    Last observed by Tim Schreckengost on 2 Nov 2015
  5. Mallard/American Black Duck Anas platyrhynchos/rubripes
    Last observed by Kelley Nunn on 29 Feb 2024
  6. dabbling duck sp. Anatidae sp. (dabbling duck sp.)
    Last observed by Matthew Bell on 20 Apr 2024
  7. Greater/Lesser Scaup Aythya marila/affinis
    Last observed by John Finch on 17 Mar 2024
  8. Aythya sp. Aythya sp.
    Last observed by Ethan K on 15 Feb 2024
  9. Surf/Black Scoter Melanitta perspicillata/americana
    Last observed by Tom Johnson on 21 Nov 2015
  10. scoter sp. Melanitta sp.
    Last observed by Rigid Rowe on 14 Nov 2015
  11. Common/Red-breasted Merganser Mergus merganser/serrator
    Last observed by Brian Henderson on 5 Mar 2016
  12. merganser sp. Mergellus/Lophodytes/Mergus sp.
    Last observed by Megan Kasprzak on 6 Feb 2022
  13. duck sp. Anatidae (duck sp.)
    Last observed by Andrew Dunn on 23 Apr 2024
  14. waterfowl sp. Anatidae sp.
    Last observed by Joseph Tricarico on 6 May 2023
  15. Yellow-billed/Black-billed Cuckoo Coccyzus americanus/erythropthalmus
    Last observed by John Finch on 17 Sep 2023
  16. Coccyzus sp. Coccyzus sp.
    Last observed by Alan Kneidel on 14 Sep 2015
  17. Rufous/Allen's Hummingbird Selasphorus rufus/sasin
    Last observed by Andrew Ednie on 11 Nov 2021
  18. hummingbird sp. Trochilidae sp.
    Last observed by Jason Horn on 30 Apr 2023
  19. King/Clapper Rail Rallus elegans/crepitans
    Last observed by Christopher Hinkle on 5 Jan 2024
  20. large rail sp. Rallus sp. (large Rallus sp.)
    Last observed by Jason Horn on 9 Jan 2023
  21. Short-billed/Long-billed Dowitcher Limnodromus griseus/scolopaceus
    Last observed by Michael Moore on 4 Sep 2023
  22. Lesser/Greater Yellowlegs Tringa flavipes/melanoleuca
    Last observed by Lisa Smith on 9 Apr 2024
  23. Tringa sp. Tringa sp.
    Last observed by Jason Horn on 10 Sep 2023
  24. peep sp. Calidris sp. (peep sp.)
    Last observed by Lisa Smith on 31 Oct 2023
  25. Calidris sp. Calidris sp.
    Last observed by Matthew Sarver on 8 Oct 2017
  26. shorebird sp. Charadriiformes sp.
    Last observed by Curt Davis on 15 Apr 2024
  27. jaeger sp. Stercorarius sp. (jaeger sp.)
    Last observed by Marshall Iliff on 30 Oct 2012
  28. Larus sp. Larus sp.
    Last observed by Will Bennett on 17 Jun 2022
  29. gull sp. Larinae sp.
    Last observed by Curt Davis on 23 Apr 2024
  30. Forster's/Common Tern Sterna forsteri/hirundo
    Last observed by Levi Metzger on 24 Jul 2023
  31. Sterna sp. Sterna sp.
    Last observed by Marshall Iliff on 30 Oct 2012
  32. tern sp. Sterninae sp.
    Last observed by Rigid Rowe on 15 Sep 2023
  33. gull/tern sp. Laridae sp.
    Last observed by Ellie McDonald on 15 Oct 2023
  34. loon sp. Gavia sp.
    Last observed by Megan Kasprzak on 2 Jan 2023
  35. Great/Double-crested Cormorant Phalacrocorax carbo/Nannopterum auritum
    Last observed by Jason Horn on 2 Mar 2023
  36. cormorant sp. Phalacrocoracidae sp.
    Last observed by Jason Horn on 17 Aug 2023
  37. Yellow-crowned/Black-crowned Night Heron Nycticorax nycticorax/Nyctanassa violacea
    Last observed by Marie McGee on 24 Jul 2016
  38. heron sp. Ardeidae sp.
    Last observed by Kelley Nunn on 6 Aug 2021
  39. white egret sp. Egretta/Bubulcus/Ardea sp.
    Last observed by Wendy Cesario on 13 Apr 2024
  40. Glossy/White-faced Ibis Plegadis falcinellus/chihi
    Last observed by dean Coffin on 30 May 2016
  41. new world vulture sp. Cathartidae sp.
    Last observed by David Soares on 17 Dec 2023
  42. Sharp-shinned/Cooper's Hawk Accipiter striatus/cooperii
    Last observed by Phyllis Rawling on 19 Apr 2024
  43. Accipiter sp. Accipiter sp.
    Last observed by David Brown on 12 Nov 2023
  44. Buteo sp. Buteo sp.
    Last observed by Alex Zorach on 21 Apr 2024
  45. hawk sp. Accipitridae sp. (hawk sp.)
    Last observed by Bethany Twardowski on 23 Apr 2024
  46. eagle sp. Accipitridae sp. (eagle sp.)
    Last observed by Hudson Moore on 28 Nov 2020
  47. owl sp. Strigiformes sp.
    Last observed by Curt Davis on 16 Dec 2023
  48. Downy/Hairy Woodpecker Dryobates pubescens/villosus
    Last observed by Felicia Wright on 17 Sep 2023
  49. Dryobates sp. Dryobates sp.
    Last observed by Alan Kneidel on 13 Mar 2015
  50. woodpecker sp. Picidae sp.
    Last observed by Bethany Twardowski on 19 Apr 2024
  51. small falcon sp. Falco sp. (small falcon sp.)
    Last observed by David Brown on 22 Sep 2017
  52. falcon sp. Falco sp.
    Last observed by Chris Coughlan on 8 Apr 2024
  53. diurnal raptor sp. Accipitriformes/Falconiformes sp.
    Last observed by Jenny Landsman on 5 Jan 2023
  54. Alder/Willow Flycatcher (Traill's Flycatcher) Empidonax alnorum/traillii
    Last observed by Jason Horn on 21 Sep 2023
  55. Empidonax sp. Empidonax sp.
    Last observed by Megan Kasprzak on 1 Oct 2023
  56. Myiarchus sp. Myiarchus sp.
    Last observed by Mary Gustafson on 7 Sep 1998
  57. Tropical/Couch's Kingbird Tyrannus melancholicus/couchii
    Last observed by Andrew Ednie on 28 Oct 2022
  58. Cassin's/Western Kingbird Tyrannus vociferans/verticalis
    Last observed by Alan Kneidel on 5 Oct 2013
  59. yellow-bellied kingbird sp. Tyrannus sp. (yellow-bellied)
    Last observed by Kelley Nunn on 5 Oct 2013
  60. new world flycatcher sp. Tyrannidae sp.
    Last observed by Hudson Moore on 28 Jun 2021
  61. Philadelphia/Warbling Vireo Vireo philadelphicus/gilvus
    Last observed by David Brown on 2 Sep 2023
  62. vireo sp. Vireo sp.
    Last observed by Dave Brown on 15 Jul 2023
  63. American/Fish Crow Corvus brachyrhynchos/ossifragus
    Last observed by Kristen Johnson on 19 Feb 2024
  64. crow sp. Corvus sp. (crow sp.)
    Last observed by Bethany Twardowski on 23 Apr 2024
  65. crow/raven sp. Corvus sp.
    Last observed by Kat Brownlee on 16 Feb 2024
  66. Carolina/Black-capped Chickadee Poecile carolinensis/atricapillus
    Last observed by Alaina Sabatino on 22 Apr 2024
  67. chickadee sp. Poecile sp.
    Last observed by Catherine Woodfield on 3 Nov 2017
  68. Tree/Violet-green Swallow Tachycineta bicolor/thalassina
    Last observed by Kim Steininger on 25 Feb 2017
  69. swallow sp. Hirundinidae sp.
    Last observed by Jason Horn on 22 Apr 2024
  70. Ruby-crowned/Golden-crowned Kinglet Corthylio calendula/Regulus satrapa
    Last observed by Alex Zorach on 3 Oct 2021
  71. nuthatch sp. Sitta sp.
    Last observed by Doug Batt on 6 Nov 1982
  72. wren sp. Troglodytidae sp.
    Last observed by Kelley Nunn on 14 Nov 2017
  73. Catharus sp. Catharus sp.
    Last observed by Carolyn Holland on 17 Oct 2023
  74. thrush sp. Turdidae sp.
    Last observed by Mark W11 Kulstad on 26 Apr 2016
  75. finch sp. Fringillidae sp.
    Last observed by Ethan K on 20 Aug 2023
  76. White-crowned/White-throated Sparrow Zonotrichia leucophrys/albicollis
    Last observed by Ellen Behringer on 16 Feb 2014
  77. Ammospiza sp. Ammospiza sp.
    Last observed by Kim Steininger on 21 Jan 2024
  78. new world sparrow sp. Passerellidae sp.
    Last observed by M Gee on 7 Mar 2024
  79. new world oriole sp. Icterus sp.
    Last observed by Katie Bird on 22 May 2022
  80. grackle sp. Quiscalus sp.
    Last observed by Jason Horn on 19 May 2022
  81. blackbird sp. Icteridae sp.
    Last observed by Kelley Nunn on 1 Mar 2024
  82. Louisiana/Northern Waterthrush Parkesia motacilla/noveboracensis
    Last observed by Amy White on 7 Sep 2022
  83. Bay-breasted/Blackpoll Warbler Setophaga castanea/striata
    Last observed by rod murray on 27 Sep 2023
  84. Setophaga sp. Setophaga sp.
    Last observed by Alex Zorach on 21 Aug 2010
  85. new world warbler sp. Parulidae sp.
    Last observed by Frank Rohrbacher on 8 Apr 2024
  86. tanager sp. (Piranga sp.) Piranga sp.
    Last observed by Rigid Rowe on 19 May 2016
  87. passerine sp. Passeriformes sp.
    Last observed by Frank Rohrbacher on 30 Mar 2024
  88. bird sp. Aves sp.
    Last observed by analise c on 5 Apr 2024