Illustrated Checklist

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Native and Naturalized (452)

  1. Last observed by Kern HistoricalRecords on 19 Jun 1938
  2. Last observed by Mark Chichester on 22 Aug 1992
  3. Last observed by Dan Star on 20 Apr 2024
  4. Last observed by Alison Sheehey on 13 Mar 2024
  5. Last observed by John Wilson on 13 Sep 2023
  6. Last observed by Mark Hays on 25 Mar 2024
  7. Last observed by Sarron Itliong on 23 Apr 2024
  8. Last observed by Bill Hubick on 30 Dec 2023
  9. Last observed by Karen Evans on 20 Apr 2024
  10. Last observed by Mark Chichester on 1 Oct 1995
  11. Last observed by Travis B. Poitras on 22 Apr 2024
  12. Last observed by Reed Tollefson on 23 Apr 2024
  13. Last observed by Travis B. Poitras on 22 Apr 2024
  14. Last observed by Reed Tollefson on 23 Apr 2024
  15. Last observed by Bruce Mast on 11 Feb 2024
  16. Last observed by Travis B. Poitras on 22 Apr 2024
  17. Last observed by Sarron Itliong on 23 Apr 2024
  18. Last observed by Susan Steele on 15 Nov 2023
  19. Last observed by Travis B. Poitras on 22 Apr 2024
  20. Last observed by Travis B. Poitras on 22 Apr 2024
  21. Last observed by Maggie Baumann on 10 Apr 2024
  22. Last observed by Karen Evans on 22 Apr 2024
  23. Last observed by Pooi Seong Koong on 21 Apr 2024
  24. Last observed by Mark Chichester on 22 Jan 1994
  25. Last observed by Alex Single on 19 Jan 2021
  26. Last observed by Pooi Seong Koong on 21 Apr 2024
  27. Last observed by William Rockey on 27 Oct 2021
  28. Last observed by William Rockey on 6 Dec 2022
  29. Last observed by Gordon Black on 25 Mar 2015
  30. Last observed by Karen Evans on 17 Apr 2024
  31. Last observed by Todd Easterla on 16 Mar 2024
  32. Last observed by Ken and Brenda Kyle on 3 Feb 2020
  33. Last observed by Kathy Dwyer on 6 Apr 2024
  34. Last observed by Alison Sheehey on 30 Mar 2024
  35. Last observed by Travis B. Poitras on 22 Apr 2024
  36. Last observed by Annie Meyer on 23 Apr 2024
  37. Last observed by Susan Steele on 23 Apr 2024
  38. Last observed by Alison Sheehey on 26 Sep 2018
  39. Last observed by Sasha Robinson on 22 Apr 2024
  40. Last observed by Travis B. Poitras on 22 Apr 2024
  41. Last observed by Jill Dale on 15 Jan 2024
  42. Last observed by Kiehl Smith on 30 Dec 2020
  43. Last observed by Travis B. Poitras on 22 Apr 2024
  44. Last observed by Jeanene Daniels on 19 Apr 2024
  45. Last observed by Karen Evans on 22 Apr 2024
  46. Last observed by Todd Easterla on 15 Mar 2024
  47. Last observed by Susan Steele on 15 Dec 2002
  48. Last observed by Mike San Miguel on 22 Oct 2001
  49. Last observed by Bob Barnes on 15 May 2023
  50. Last observed by Annie Meyer on 23 Apr 2024
  51. Last observed by Willem van Dam on 20 Apr 2024
  52. Last observed by Teresa Connell on 14 May 2022
  53. Last observed by Annie Meyer on 4 Jul 2022
  54. Last observed by Susan Steele on 29 May 2011
  55. Last observed by Bob Barnes on 19 Apr 2024
  56. Last observed by Annie Meyer on 23 Apr 2024
  57. Last observed by Annie Meyer on 23 Apr 2024
  58. Last observed by John Wilson on 21 Apr 2024
  59. Last observed by Reed Tollefson on 23 Apr 2024
  60. Last observed by Reed Tollefson on 23 Apr 2024
  61. Last observed by Pooi Seong Koong on 21 Apr 2024
  62. Last observed by Sarron Itliong on 23 Apr 2024
  63. Last observed by Ian Souza-Cole on 18 Mar 2024
  64. Last observed by Travis B. Poitras on 22 Apr 2024
  65. Last observed by Charlie Keller on 22 Apr 2024
  66. Last observed by Mathew Van Horn on 17 Apr 2024
  67. Last observed by Susan Steele on 3 Sep 2014
  68. Last observed by Peter Gaede on 23 Apr 2024
  69. Last observed by Michael Moss on 29 Jan 2024
  70. Last observed by Frank Gilliland on 16 Apr 2023
  71. Last observed by Thomas Wurster on 6 Sep 2019
  72. Last observed by Russ Namitz on 23 Apr 2024
  73. Last observed by Alison Sheehey on 7 Jun 2007
  74. Last observed by Todd Easterla on 19 Jan 2024
  75. Last observed by Jonathan Feenstra on 15 Apr 2024
  76. Last observed by Jonathan Feenstra on 15 Apr 2024
  77. Last observed by Naresh Satyan on 26 May 2023
  78. Last observed by William Rockey on 4 Oct 2023
  79. Last observed by Peter Gaede on 23 Apr 2024
  80. Last observed by Bob Barnes on 6 Oct 2023
  81. Last observed by David Blue on 27 Aug 2010
  82. Last observed by William Rockey on 29 Mar 2020
  83. Last observed by stan gray on 23 May 2007
  84. Last observed by Dave Kommel on 11 Apr 2024
  85. Last observed by William Rockey on 22 Aug 2023
  86. Last observed by Anonymous eBirder on 22 Apr 2024
  87. Last observed by Mark Stacy on 26 Sep 2020
  88. Last observed by Alison Sheehey on 27 Aug 2017
  89. Last observed by Bob Barnes on 10 Oct 2020
  90. Last observed by Mark Stacy on 17 Jan 2021
  91. Last observed by Mike San Miguel on 22 Oct 2002
  92. Last observed by Susan Steele on 18 Nov 2020
  93. Last observed by logan kahle on 21 Aug 2023
  94. Last observed by Mike San Miguel on 13 Jun 2005
  95. Last observed by Denise LaBerteaux on 18 Aug 2023
  96. Last observed by Jeff Seay on 18 Apr 2024
  97. Last observed by Susan Steele on 10 Sep 2023
  98. Last observed by Peter Gaede on 23 Apr 2024
  99. Last observed by logan kahle on 1 Nov 2022
  100. Last observed by Travis B. Poitras on 22 Apr 2024
  101. Last observed by William Rockey on 22 Sep 2023
  102. Last observed by Teresa Connell on 8 Dec 2021
  103. Last observed by Denise LaBerteaux on 18 Aug 2023
  104. Last observed by Susan Steele on 8 Jun 2002
  105. Last observed by Anonymous eBirder on 21 Apr 2021
  106. Last observed by Bob Barnes on 14 May 2012
  107. Last observed by stevan brad on 21 Apr 2024
  108. Last observed by Todd Easterla on 29 Jan 2024
  109. Last observed by Alison Sheehey on 3 Apr 2024
  110. Last observed by Todd Easterla on 28 Jan 2024
  111. Last observed by Todd Easterla on 19 Jan 2024
  112. Last observed by stevan brad on 21 Apr 2024
  113. Last observed by Todd Easterla on 16 Mar 2024
  114. Last observed by John Luther on 18 Jul 2020
  115. Last observed by Tim Ludwick on 19 Apr 2014
  116. Last observed by John Sterling on 3 May 2015
  117. Last observed by Zachary Loman on 20 Apr 2024
  118. Last observed by Rachel Lawrence on 21 Aug 2023
  119. Last observed by William Rockey on 19 Apr 2024
  120. Last observed by Susan Steele on 13 Jun 2017
  121. Last observed by Susan Steele on 10 May 2019
  122. Last observed by suga moriwaki on 3 Jun 2022
  123. Last observed by Annie Meyer on 3 Apr 2024
  124. Last observed by Annie Meyer on 3 Apr 2024
  125. Last observed by Denise LaBerteaux on 21 Aug 2023
  126. Last observed by Kern HistoricalRecords on 11 May 1922
  127. Last observed by Kern HistoricalRecords on 5 Aug 1980
  128. Last observed by Rebecca Davenport on 17 Apr 2024
  129. Last observed by Kathy Dwyer on 3 May 2023
  130. Last observed by Jonathan Feenstra on 13 Sep 2023
  131. Last observed by Travis B. Poitras on 22 Apr 2024
  132. Last observed by Karen Evans on 22 Apr 2024
  133. Last observed by Zachary Loman on 20 Apr 2024
  134. Last observed by Reed Tollefson on 23 Apr 2024
  135. Last observed by Mathew Van Horn on 23 Apr 2024
  136. Last observed by Travis B. Poitras on 22 Apr 2024
  137. Last observed by Kyan Russell on 15 Mar 2024
  138. Last observed by Alison Sheehey on 31 Aug 2023
  139. Last observed by William Rockey on 23 Apr 2024
  140. Last observed by Kathy Dwyer on 22 Apr 2024
  141. Last observed by Erich Sparks on 31 Mar 2024
  142. Last observed by Annie Meyer on 23 Apr 2024
  143. Last observed by Travis B. Poitras on 22 Apr 2024
  144. Last observed by Annie Meyer on 23 Apr 2024
  145. Last observed by Sasha Robinson on 13 Apr 2024
  146. Last observed by Mathew Van Horn on 23 Apr 2024
  147. Last observed by Todd Easterla on 10 Nov 2023
  148. Last observed by Josh McLaughlin on 23 Apr 2024
  149. Last observed by Craig ONeill on 22 Mar 2022
  150. Last observed by William Rockey on 23 Apr 2024
  151. Last observed by Michael I Christie on 2 Jan 2022
  152. Last observed by Sean Lyon on 24 Mar 2024
  153. Last observed by Lucas Hall on 11 Apr 2024
  154. Last observed by Danny Tipton on 25 Jul 2023
  155. Last observed by Alison Sheehey on 1 Mar 2024
  156. Last observed by Peter Gaede on 23 Apr 2024
  157. Last observed by Kathy Dwyer on 20 Apr 2024
  158. Last observed by Mark Wilson on 29 Jul 2021
  159. Last observed by Denise LaBerteaux on 29 Mar 2024
  160. Last observed by Reed Tollefson on 23 Apr 2024
  161. Last observed by William Rockey on 3 Apr 2024
  162. Last observed by Sasha Robinson on 23 Apr 2024
  163. Last observed by William Rockey on 23 Apr 2024
  164. Last observed by Nick Schleissmann on 4 Jun 2022
  165. Last observed by Reed Tollefson on 23 Apr 2024
  166. Last observed by William Rockey on 23 Apr 2024
  167. Last observed by Justin Hiltner on 19 Mar 2024
  168. Last observed by William Rockey on 23 Apr 2024
  169. Last observed by Sean Rowe on 28 Mar 2008
  170. Last observed by Mathew Van Horn on 23 Apr 2024
  171. Last observed by Russ Namitz on 9 Apr 2024
  172. Last observed by Peter Siciliano on 21 Apr 2024
  173. Last observed by Susan Steele on 22 Apr 2024
  174. Last observed by William Rockey on 23 Apr 2024
  175. Last observed by Steve Laymon on 29 Jul 1998
  176. Last observed by Ryan Terrill on 6 Jun 2021
  177. Last observed by Denise LaBerteaux on 9 Oct 2023
  178. Last observed by Tom Benson on 2 Sep 2018
  179. Last observed by Annie Meyer on 23 Apr 2024
  180. Last observed by William Rockey on 23 Apr 2024
  181. Last observed by Mary & Nick Freeman on 15 May 2016
  182. Last observed by Sarron Itliong on 23 Apr 2024
  183. Last observed by John Sterling on 2 Dec 2019
  184. Last observed by Peter Gaede on 23 Apr 2024
  185. Last observed by Mike San Miguel on 1 Jun 2003
  186. Last observed by Annie Meyer on 23 Apr 2024
  187. Last observed by Bob Barnes on 19 Jul 2023
  188. Last observed by Thomas Wurster on 15 Jul 2012
  189. Last observed by John Wilson on 12 Aug 2023
  190. Last observed by Jonathan Feenstra on 17 May 2016
  191. Last observed by Susan Steele on 23 Apr 2024
  192. Last observed by John Sterling on 24 May 2015
  193. Last observed by William Rockey on 23 Apr 2024
  194. Last observed by Mike San Miguel on 22 Oct 2001
  195. Last observed by Jason St. Pierre on 25 Sep 2022
  196. Last observed by William Rockey on 23 Apr 2024
  197. Last observed by Danny Tipton on 8 Aug 2023
  198. Last observed by Historical eBird Records on 28 Oct 2003
  199. Last observed by Josh McLaughlin on 23 Apr 2024
  200. Last observed by John Luther on 18 Dec 2004
  201. Last observed by Susan Steele on 21 Apr 2024
  202. Last observed by Paul Brick on 22 Apr 2024
  203. Last observed by Kern HistoricalRecords on 30 Dec 1972
  204. Last observed by Steve Summers on 20 Oct 2020
  205. Last observed by Benny Jacobs-Schwartz on 14 Apr 2024
  206. Last observed by Sarron Itliong on 23 Apr 2024
  207. Last observed by Annie Meyer on 23 Apr 2024
  208. Last observed by Jackson Mesick on 21 Apr 2024
  209. Last observed by William Rockey on 23 Apr 2024
  210. Last observed by Bob Barnes on 23 Apr 2024
  211. Last observed by Susan Steele on 22 Apr 2024
  212. Last observed by Jonathan Feenstra on 15 Apr 2024
  213. Last observed by Mathew Van Horn on 23 Apr 2024
  214. Last observed by Danny Tipton on 26 Jul 2023
  215. Last observed by Sasha Robinson on 22 Apr 2024
  216. Last observed by Mathew Van Horn on 23 Apr 2024
  217. Last observed by Steve Laymon on 5 Oct 1997
  218. Last observed by William Rockey on 23 Apr 2024
  219. Last observed by M Brown on 8 Apr 2024
  220. Last observed by Sasha Robinson on 22 Apr 2024
  221. Last observed by Jackson Mesick on 21 Apr 2024
  222. Last observed by Bob Barnes on 1 Apr 2024
  223. Last observed by Jonathan Feenstra on 5 Mar 2020
  224. Last observed by Annie Meyer on 23 Apr 2024
  225. Last observed by Susan Steele on 23 Apr 2024
  226. Last observed by Annie Meyer on 23 Apr 2024
  227. Last observed by Justin Hiltner on 18 Mar 2024
  228. Last observed by Travis B. Poitras on 22 Apr 2024
  229. Last observed by Annie Meyer on 23 Apr 2024
  230. Last observed by Sally Hill on 29 Mar 2024
  231. Last observed by Annie Meyer on 23 Apr 2024
  232. Last observed by Annie Meyer on 8 Oct 2022
  233. Last observed by Craig Cummings on 27 Jun 2009
  234. Last observed by Jackson Mesick on 21 Apr 2024
  235. Last observed by Bill Martin on 10 Apr 2024
  236. Last observed by Sarron Itliong on 23 Apr 2024
  237. Last observed by Lupine Juncus on 23 Apr 2024
  238. Last observed by Roger Zachary on 8 Apr 2024
  239. Last observed by Mark Chichester on 22 Sep 1991
  240. Last observed by Frances Oliver on 1 Oct 2015
  241. Last observed by Annie Meyer on 25 Sep 2023
  242. Last observed by Annie Meyer on 23 Apr 2024
  243. Last observed by Thomas Wurster on 1 Oct 2011
  244. Last observed by Sarron Itliong on 23 Apr 2024
  245. Last observed by Ryan Terrill on 28 May 2001
  246. Last observed by Kern HistoricalRecords on 16 Jan 1991
  247. Last observed by Mathew Van Horn on 23 Apr 2024
  248. Last observed by Bob Barnes on 23 Apr 2024
  249. Last observed by Alison Sheehey on 31 Oct 2021
  250. Last observed by Peter Gaede on 23 Apr 2024
  251. Last observed by Susan Steele on 27 Sep 2003
  252. Last observed by Todd Easterla on 21 Apr 2024
  253. Last observed by Mike San Miguel on 8 Oct 2008
  254. Last observed by Todd McGrath on 11 Nov 2004
  255. Last observed by Kern HistoricalRecords on 12 Nov 1998
  256. Last observed by Annie Meyer on 23 Apr 2024
  257. Last observed by Susan Steele on 23 Apr 2024
  258. Last observed by Bob Barnes on 19 Apr 2024
  259. Last observed by Bob Barnes on 21 Apr 2024
  260. Last observed by Susan Steele on 23 Apr 2024
  261. Last observed by William Rockey on 23 Apr 2024
  262. Last observed by Todd Easterla on 21 Apr 2024
  263. Last observed by Van Pierszalowski on 17 Dec 2023
  264. Last observed by Frank Gilliland on 21 Dec 2022
  265. Last observed by Van Pierszalowski on 17 Dec 2023
  266. Last observed by Kimball Garrett on 27 Dec 1978
  267. Last observed by Mark Chichester on 10 Nov 1993
  268. Last observed by Bob Barnes on 13 Jun 2001
  269. Last observed by Annie Meyer on 23 Apr 2024
  270. Last observed by Susan Steele on 15 Oct 2012
  271. Last observed by Annie Meyer on 23 Apr 2024
  272. Last observed by William Rockey on 23 Apr 2024
  273. Last observed by Russ Namitz on 30 Mar 2024
  274. Last observed by Annie Meyer on 23 Apr 2024
  275. Last observed by Travis B. Poitras on 22 Apr 2024
  276. Last observed by Craig ONeill on 17 Dec 2022
  277. Last observed by Annie Meyer on 23 Apr 2024
  278. Last observed by Bob Barnes on 13 Apr 2024
  279. Last observed by Susan Steele on 29 Sep 2007
  280. Last observed by Mathew Van Horn on 23 Apr 2024
  281. Last observed by Steve Summers on 5 Jan 2024
  282. Last observed by Annie Meyer on 23 Apr 2024
  283. Last observed by Annie Meyer on 23 Apr 2024
  284. Last observed by Susan Steele on 23 Apr 2024
  285. Last observed by RJ Baltierra on 6 Aug 2023
  286. Last observed by Sasha Robinson on 21 May 2023
  287. Last observed by Andrew Howe on 11 Oct 2019
  288. Last observed by Peter Gaede on 23 Apr 2024
  289. Last observed by Annie Meyer on 23 Apr 2024
  290. Last observed by Andrew Howe on 2 Jun 2018
  291. Last observed by amanda castro on 23 Apr 2024
  292. Last observed by Todd Easterla on 21 Apr 2024
  293. Last observed by Alison Sheehey on 5 Jun 2011
  294. Last observed by Annie Meyer on 23 Apr 2024
  295. Last observed by Jamie Chambers on 28 Oct 2022
  296. Last observed by Susan Steele on 20 Dec 2020
  297. Last observed by Dessi Sieburth on 22 May 2022
  298. Last observed by Sasha Robinson on 30 Oct 2023
  299. Last observed by Kristie Stein on 6 May 2020
  300. Last observed by Richard Crossley on 30 Oct 2022
  301. Last observed by John Sterling on 2 Dec 2023
  302. Last observed by Sasha Robinson on 29 Sep 2023
  303. Last observed by Steve Summers on 23 May 2006
  304. Last observed by Curtis Marantz on 3 Jun 2019
  305. Last observed by Sasha Robinson on 6 Jun 2023
  306. Last observed by Peter Woodman on 30 Dec 2023
  307. Last observed by Bob Barnes on 4 Oct 2020
  308. Last observed by Mark Chichester on 17 May 1985
  309. Last observed by Todd Easterla on 30 Mar 2024
  310. Last observed by Daniel Irons on 25 May 2023
  311. Last observed by Ken and Brenda Kyle on 3 Jun 2015
  312. Last observed by Ken and Brenda Kyle on 21 Oct 2014
  313. Last observed by Annie Meyer on 23 Apr 2024
  314. Last observed by logan kahle on 1 Nov 2022
  315. Last observed by Ted Keyel on 23 May 2022
  316. Last observed by Tom Benson on 8 Nov 2014
  317. Last observed by Mike San Miguel on 9 Jun 2010
  318. Last observed by David Blue on 3 Aug 2012
  319. Last observed by Bob Steele on 5 May 2013
  320. Last observed by William Rockey on 23 Apr 2024
  321. Last observed by Garrett Moss on 16 Sep 2018
  322. Last observed by Annie Meyer on 23 Apr 2024
  323. Last observed by Bob Barnes on 24 Jan 2024
  324. Last observed by Thomas Wurster on 3 Jun 2012
  325. Last observed by John Sterling on 22 Sep 2023
  326. Last observed by Susan Steele on 24 Oct 2011
  327. Last observed by Annie Meyer on 23 Apr 2024
  328. Last observed by Bob Barnes on 8 May 2011
  329. Last observed by Reed Tollefson on 23 Apr 2024
  330. Last observed by Annie Meyer on 23 Apr 2024
  331. Last observed by Todd Easterla on 23 Aug 2023
  332. Last observed by Chris Howard on 24 Dec 2022
  333. Last observed by John Schmitt on 7 Sep 2015

Exotic: Provisional (1)

  1. Last observed by Mathew Van Horn on 23 Apr 2024

Exotic: Escapee (27)

  1. Last observed by Sara Masuda on 10 Apr 2024
  2. Last observed by Mark Hays on 25 Mar 2024
  3. Last observed by Alison Sheehey on 8 Mar 2015
  4. Last observed by Melanie Branson on 12 Feb 2024
  5. Last observed by Sarron Itliong on 23 Apr 2024
  6. Last observed by Susan Steele on 24 Mar 2018
  7. Last observed by Mark Chichester on 23 Aug 1992
  8. Last observed by Nick Varvel on 29 Feb 2024
  9. Last observed by Susan Steele on 11 Aug 2011
  10. Last observed by Susan Steele on 14 Mar 2024
  11. Last observed by Laura Hyatt on 18 Apr 2024
  12. Last observed by Elias Aristides Elias on 20 Oct 2018
  13. Last observed by Mark Chichester on 23 Oct 1992
  14. Last observed by William Rockey on 12 Oct 2018
  15. Last observed by jared chang on 21 Oct 2021
  16. Last observed by Judy Matsuoka on 14 Sep 2020
  17. Last observed by Alison Sheehey on 15 Jun 2009
  18. Last observed by Alison Sheehey on 15 Dec 2003
  19. Last observed by Alison Sheehey on 14 Dec 2011
  20. Last observed by Steve Laymon on 22 Sep 1997
  21. Last observed by Kern HistoricalRecords on 16 Apr 2010

Hybrids (20)

  1. Snow x Ross's Goose (hybrid) Anser caerulescens x rossii
    Last observed by Ken and Brenda Kyle on 4 Dec 2022
  2. Blue-winged x Cinnamon Teal (hybrid) Spatula discors x cyanoptera
    Last observed by Susan Steele on 16 Apr 2021
  3. Blue-winged Teal x Northern Shoveler (hybrid) Spatula discors x clypeata
    Last observed by Jonathan Feenstra on 21 Mar 2024
  4. Eurasian x American Wigeon (hybrid) Mareca penelope x americana
    Last observed by KRV CBC on 2 Jan 2022
  5. Northern Shoveler x Mallard (hybrid) Spatula clypeata x Anas platyrhynchos
    Last observed by Susan Steele on 16 Dec 2007
  6. Gadwall x Mallard (hybrid) Mareca strepera x Anas platyrhynchos
    Last observed by Susan Steele on 19 Feb 2016
  7. Mallard x Mexican Duck (hybrid) Anas platyrhynchos x diazi
    Last observed by Susan Steele on 15 Nov 2023
  8. Common x Barrow's Goldeneye (hybrid) Bucephala clangula x islandica
    Last observed by Alison Sheehey on 27 Jan 2018
  9. Western x Clark's Grebe (hybrid) Aechmophorus occidentalis x clarkii
    Last observed by Alison Sheehey on 1 Mar 2024
  10. Black-chinned x Anna's Hummingbird (hybrid) Archilochus alexandri x Calypte anna
    Last observed by Danny Tipton on 20 Jul 2023
  11. Herring x Glaucous Gull (hybrid) Larus argentatus x hyperboreus
    Last observed by Rudyard Wallen on 18 Jan 2024
  12. Herring x Glaucous-winged Gull (hybrid) Larus argentatus x glaucescens
    Last observed by Todd Easterla on 28 Jan 2024
  13. Red-naped x Red-breasted Sapsucker (hybrid) Sphyrapicus nuchalis x ruber
    Last observed by Elaine White on 11 Feb 2021
  14. Nuttall's x Ladder-backed Woodpecker (hybrid) Dryobates nuttallii x scalaris
    Last observed by Sergey Pavlov on 18 May 2023
  15. Nuttall's x Hairy Woodpecker (hybrid) Dryobates nuttallii x villosus
    Last observed by Mark Chichester on 5 Jun 1993
  16. Peregrine x Prairie Falcon (hybrid) Falco peregrinus x mexicanus
    Last observed by David Blue on 26 Jan 2012
  17. Western x Mountain Bluebird (hybrid) Sialia mexicana x currucoides
    Last observed by Josh McLaughlin on 3 Feb 2023
  18. White-crowned x White-throated Sparrow (hybrid) Zonotrichia leucophrys x albicollis
    Last observed by Scott Terrill on 26 Oct 2022
  19. Townsend's x Hermit Warbler (hybrid) Setophaga townsendi x occidentalis
    Last observed by Matt Brady on 5 Jun 2011
  20. Lazuli x Indigo Bunting (hybrid) Passerina amoena x cyanea
    Last observed by John Stanek on 7 Jun 2018

Additional Taxa (122)

  1. Snow/Ross's Goose Anser caerulescens/rossii
    Last observed by Benjamin Ewing on 5 Apr 2024
  2. Domestic goose sp. (Domestic type) Anser sp. (Domestic type)
    Last observed by Nick Varvel on 29 Feb 2024
  3. Cackling/Canada Goose Branta hutchinsii/canadensis
    Last observed by John Garrett on 25 Mar 2018
  4. goose sp. Anatidae (goose sp.)
    Last observed by Denise LaBerteaux on 17 Dec 2023
  5. Blue-winged/Cinnamon Teal Spatula discors/cyanoptera
    Last observed by Travis B. Poitras on 29 Feb 2024
  6. teal sp. Anatidae sp. (teal sp.)
    Last observed by Annie Meyer on 16 Dec 2023
  7. dabbling duck sp. Anatidae sp. (dabbling duck sp.)
    Last observed by Todd Easterla on 29 Jan 2024
  8. Greater/Lesser Scaup Aythya marila/affinis
    Last observed by Bob Ottersen on 7 Mar 2024
  9. Aythya sp. Aythya sp.
    Last observed by Curtis Marantz on 30 Sep 2015
  10. Common/Barrow's Goldeneye Bucephala clangula/islandica
    Last observed by The Kingbirder on 28 Dec 2021
  11. merganser sp. Mergellus/Lophodytes/Mergus sp.
    Last observed by Holly Jessop on 25 Feb 2022
  12. duck sp. Anatidae (duck sp.)
    Last observed by Bob Barnes on 20 Mar 2024
  13. California/Gambel's Quail Callipepla californica/gambelii
    Last observed by Mark Chichester on 24 Nov 1991
  14. new world quail sp. Odontophoridae sp.
    Last observed by RJ Baltierra on 24 Jul 2023
  15. Horned/Eared Grebe Podiceps auritus/nigricollis
    Last observed by Bob Ottersen on 7 Mar 2024
  16. Podiceps sp. Podiceps sp.
    Last observed by Ore Carmi on 9 Jun 2016
  17. Western/Clark's Grebe Aechmophorus occidentalis/clarkii
    Last observed by Karen Rush on 6 Apr 2024
  18. grebe sp. Podicipedidae sp.
    Last observed by Holly Jessop on 25 Feb 2022
  19. Eurasian/African Collared-Dove Streptopelia decaocto/roseogrisea
    Last observed by Noah Arthur on 13 Nov 2019
  20. pigeon/dove sp. Columbidae sp.
    Last observed by Teresa Swanson on 21 Mar 2024
  21. nighthawk sp. Chordeiles sp.
    Last observed by Ore Carmi on 18 Jul 2016
  22. nightjar sp. Caprimulgidae sp.
    Last observed by Anonymous eBirder on 31 May 2021
  23. Chimney/Vaux's Swift Chaetura pelagica/vauxi
    Last observed by Alexia S.(wkingfisher) on 27 Aug 2016
  24. Chaetura sp. Chaetura sp.
    Last observed by Mark Chichester on 1 Sep 1986
  25. swift sp. Apodidae sp.
    Last observed by Reed Tollefson on 30 Dec 2023
  26. Rufous/Allen's Hummingbird Selasphorus rufus/sasin
    Last observed by William Rockey on 22 Sep 2023
  27. Selasphorus sp. Selasphorus sp.
    Last observed by RJ Baltierra on 19 May 2023
  28. hummingbird sp. Trochilidae sp.
    Last observed by Bob Barnes on 20 Apr 2024
  29. rail/crake sp. Rallidae sp. (rail/crake sp.)
    Last observed by Kerry Morris on 13 May 2017
  30. curlew sp. Numenius sp.
    Last observed by Mark Chichester on 17 Aug 1993
  31. Short-billed/Long-billed Dowitcher Limnodromus griseus/scolopaceus
    Last observed by Zachary Loman on 20 Apr 2024
  32. phalarope sp. Phalaropus sp.
    Last observed by Annie Meyer on 21 Aug 2023
  33. Lesser/Greater Yellowlegs Tringa flavipes/melanoleuca
    Last observed by silvia meier on 8 Apr 2024
  34. peep sp. Calidris sp. (peep sp.)
    Last observed by Travis B. Poitras on 22 Apr 2024
  35. large shorebird sp. Scolopacidae sp. (large shorebird sp.)
    Last observed by Bruce Garlinger on 9 Apr 2019
  36. shorebird sp. Charadriiformes sp.
    Last observed by Rudyard Wallen on 18 Jan 2024
  37. Larus sp. Larus sp.
    Last observed by Carlos Mendoza on 2 Apr 2024
  38. gull sp. Larinae sp.
    Last observed by Annie Meyer on 3 Apr 2024
  39. Chlidonias sp. Chlidonias sp.
    Last observed by Thomas Wurster on 24 Aug 2013
  40. tern sp. Sterninae sp.
    Last observed by birdbrainerd Hodson on 13 Sep 2023
  41. gull/tern sp. Laridae sp.
    Last observed by Larry Cahill on 18 Aug 2023
  42. loon sp. Gavia sp.
    Last observed by Stephen Long on 24 Nov 2007
  43. storm-petrel sp. (dark-rumped) Oceanitidae/Hydrobatidae sp. (dark-rumped)
    Last observed by Steve Summers on 21 Aug 2023
  44. storm-petrel sp. (white-rumped) Oceanitidae/Hydrobatidae sp. (white-rumped)
    Last observed by Annie Meyer on 21 Aug 2023
  45. storm-petrel sp. Oceanitidae/Hydrobatidae sp.
    Last observed by Russ Namitz on 21 Aug 2023
  46. Double-crested/Neotropic Cormorant Nannopterum auritum/brasilianum
    Last observed by Sean Fitzgerald on 12 Jul 2016
  47. white egret sp. Egretta/Bubulcus/Ardea sp.
    Last observed by Savannah Mullikin on 21 Mar 2024
  48. Glossy/White-faced Ibis Plegadis falcinellus/chihi
    Last observed by Kerry Ross on 11 Apr 2018
  49. ibis sp. Threskiornithidae sp. (ibis sp.)
    Last observed by Todd Easterla on 1 Aug 2023
  50. Sharp-shinned/Cooper's Hawk Accipiter striatus/cooperii
    Last observed by Mary Clapp on 9 Apr 2024
  51. Cooper's Hawk/American Goshawk Accipiter cooperii/atricapillus
    Last observed by Tom Benson on 29 Jul 2017
  52. Accipiter sp. Accipiter sp.
    Last observed by joe sweeney on 17 Feb 2024
  53. Buteo sp. Buteo sp.
    Last observed by Aaron Kreisberg on 6 Apr 2024
  54. hawk sp. Accipitridae sp. (hawk sp.)
    Last observed by Ed Daniels on 19 Apr 2024
  55. eagle sp. Accipitridae sp. (eagle sp.)
    Last observed by Justyn Stahl on 3 May 2013
  56. Spotted/Barred Owl Strix occidentalis/varia
    Last observed by C Liazos on 2 May 2023
  57. owl sp. Strigiformes sp.
    Last observed by Van Pierszalowski on 17 Dec 2023
  58. Yellow-bellied/Red-naped Sapsucker Sphyrapicus varius/nuchalis
    Last observed by Sasha Robinson on 24 Apr 2022
  59. sapsucker sp. Sphyrapicus sp.
    Last observed by Sasha Robinson on 29 Feb 2024
  60. Nuttall's/Ladder-backed Woodpecker Dryobates nuttallii/scalaris
    Last observed by Danny Tipton on 1 Jun 2023
  61. Downy/Hairy Woodpecker Dryobates pubescens/villosus
    Last observed by Ceebs Bailey on 17 Apr 2024
  62. Dryobates sp. Dryobates sp.
    Last observed by Tom Schulenberg on 8 Feb 2024
  63. woodpecker sp. Picidae sp.
    Last observed by Russ Namitz on 29 Mar 2024
  64. large falcon sp. Falco sp. (large falcon sp.)
    Last observed by Alex Henry on 7 Sep 2023
  65. falcon sp. Falco sp.
    Last observed by Jill Dale on 15 Jan 2024
  66. diurnal raptor sp. Accipitriformes/Falconiformes sp.
    Last observed by George Gibbs on 24 Nov 2023
  67. lovebird sp. Agapornis sp.
    Last observed by Judy Matsuoka on 14 Sep 2020
  68. parrot sp. Psittaciformes sp. (parrot sp.)
    Last observed by Phil Rusch on 2 Sep 2022
  69. Western/Eastern Wood-Pewee Contopus sordidulus/virens
    Last observed by Aidan Brubaker on 28 May 2023
  70. Alder/Willow Flycatcher (Traill's Flycatcher) Empidonax alnorum/traillii
    Last observed by Loren Wright on 29 May 2023
  71. Hammond's/Dusky Flycatcher Empidonax hammondii/oberholseri
    Last observed by Ron Hirst on 28 May 2023
  72. Gray/Dusky Flycatcher Empidonax wrightii/oberholseri
    Last observed by Ethan Monk on 7 Jun 2021
  73. Empidonax sp. Empidonax sp.
    Last observed by Sasha Robinson on 23 Apr 2024
  74. phoebe sp. Sayornis sp.
    Last observed by Mark Chichester on 17 Sep 1983
  75. Myiarchus sp. Myiarchus sp.
    Last observed by Sergey Pavlov on 8 Jul 2022
  76. Cassin's/Western Kingbird Tyrannus vociferans/verticalis
    Last observed by Tony Kurz on 12 Sep 2020
  77. yellow-bellied kingbird sp. Tyrannus sp. (yellow-bellied)
    Last observed by Annie Meyer on 13 Oct 2023
  78. Tyrannus sp. Tyrannus sp.
    Last observed by Thomas Wurster on 16 Sep 2017
  79. new world flycatcher sp. Tyrannidae sp.
    Last observed by Naresh Satyan on 20 May 2022
  80. Cassin's/Blue-headed Vireo Vireo cassinii/solitarius
    Last observed by Ed Thomas on 30 Sep 2017
  81. Cassin's/Plumbeous Vireo Vireo cassinii/plumbeus
    Last observed by Alan Brelsford on 21 May 2022
  82. solitary vireo sp. Vireo cassinii/solitarius/plumbeus
    Last observed by Bob Barnes on 25 May 2023
  83. vireo sp. Vireo sp.
    Last observed by Bob Barnes on 28 Jun 2023
  84. California/Woodhouse's Scrub-Jay Aphelocoma californica/woodhouseii
    Last observed by Lee Sutton on 2 Apr 2024
  85. crow/raven sp. Corvus sp.
    Last observed by Todd Easterla on 19 Jan 2024
  86. Tree/Violet-green Swallow Tachycineta bicolor/thalassina
    Last observed by Curtis Marantz on 29 Sep 2015
  87. Tachycineta sp. Tachycineta sp.
    Last observed by Mark Chichester on 18 Oct 1986
  88. swallow sp. Hirundinidae sp.
    Last observed by Sasha Robinson on 22 Apr 2024
  89. Arctic/Kamchatka Leaf Warbler Phylloscopus borealis/examinandus
    Last observed by Steve Summers on 10 Sep 2007
  90. nuthatch sp. Sitta sp.
    Last observed by Marcus Wheeler on 7 Aug 2022
  91. gnatcatcher sp. Polioptila sp.
    Last observed by Rachel Woodard on 30 Nov 2023
  92. wren sp. Troglodytidae sp.
    Last observed by Marcus Wheeler on 27 Nov 2022
  93. Toxostoma sp. Toxostoma sp.
    Last observed by Daniel George on 14 Nov 2015
  94. bluebird sp. Sialia sp.
    Last observed by Steve Kelling on 18 Feb 2016
  95. Catharus sp. Catharus sp.
    Last observed by Annie Meyer on 16 May 2023
  96. thrush sp. Turdidae sp.
    Last observed by Peter Woodman on 8 Jan 2023
  97. House/Purple Finch Haemorhous mexicanus/purpureus
    Last observed by Christoph Deeg on 24 Mar 2024
  98. Purple/Cassin's Finch Haemorhous purpureus/cassinii
    Last observed by Jackson Mesick on 21 Apr 2024
  99. Haemorhous sp. Haemorhous sp.
    Last observed by Orlando Mielke on 5 Apr 2024
  100. new world goldfinch sp. Spinus sp. (goldfinch sp.)
    Last observed by Teresa Swanson on 19 Mar 2024
  101. finch sp. Fringillidae sp.
    Last observed by Jackson Mesick on 21 Nov 2020
  102. Spizella sp. Spizella sp.
    Last observed by Doug Hitchcox on 3 Nov 2023
  103. Zonotrichia sp. Zonotrichia sp.
    Last observed by Southern Sierra Research Station on 30 Dec 2023
  104. Sagebrush/Bell's Sparrow (Sage Sparrow) Artemisiospiza nevadensis/belli
    Last observed by Alan Bade on 20 Mar 2024
  105. towhee sp. Melozone/Pipilo sp.
    Last observed by Daniel Irons on 27 Feb 2023
  106. new world sparrow sp. Passerellidae sp.
    Last observed by Bob Barnes on 24 Mar 2024
  107. Orchard/Hooded Oriole Icterus spurius/cucullatus
    Last observed by Thomas Wurster on 28 Sep 2013
  108. Bullock's/Baltimore Oriole Icterus bullockii/galbula
    Last observed by logan kahle on 25 May 2020
  109. new world oriole sp. Icterus sp.
    Last observed by Nico Schnack on 26 May 2023
  110. Red-winged/Tricolored Blackbird Agelaius phoeniceus/tricolor
    Last observed by Todd Easterla on 29 Mar 2024
  111. blackbird sp. Icteridae sp.
    Last observed by Bob Barnes on 19 Apr 2024
  112. Leiothlypis sp. Leiothlypis sp.
    Last observed by Curtis Marantz on 9 Aug 2014
  113. yellowthroat sp. Geothlypis sp. (yellowthroat sp.)
    Last observed by Mark Chichester on 7 Sep 1992
  114. Black-throated Gray/Hermit Warbler Setophaga nigrescens/occidentalis
    Last observed by Bob Barnes on 3 Jul 2013
  115. Townsend's/Hermit Warbler Setophaga townsendi/occidentalis
    Last observed by logan kahle on 4 Oct 2021
  116. new world warbler sp. Parulidae sp.
    Last observed by Sasha Robinson on 23 Apr 2024
  117. tanager sp. (Piranga sp.) Piranga sp.
    Last observed by Dan Maxwell on 29 May 2021
  118. Rose-breasted/Black-headed Grosbeak Pheucticus ludovicianus/melanocephalus
    Last observed by Aidan Brubaker on 28 May 2023
  119. Lazuli/Indigo Bunting Passerina amoena/cyanea
    Last observed by RJ Baltierra on 6 Aug 2023
  120. Passerina sp. Passerina sp.
    Last observed by Curtis Marantz on 8 Jun 2012
  121. passerine sp. Passeriformes sp.
    Last observed by Sasha Robinson on 23 Apr 2024
  122. bird sp. Aves sp.
    Last observed by Russ Namitz on 27 Sep 2022