| Date |
Location |
Common Name |
Scientific Name |
Photo |
Photo 2 |
| 2013-04-18 | Winchester Bay, Oregon | Scaup, Greater | Aythya marila |  |  |
| 2013-06-12 | MacKerricher State Park, California | Scaup, Lesser | Aythya affinis |  |  |
| 2012-02-15 | San Luis Obispo Bay, California | Scoter, Surf | Meleanitta perspicillata |  |  |
| 2012-12-04 | Bill Williams National Wildlife Refuge, Arizona | Scoter, White-winged | Melanitta fusca |  |  |
| 2018-10-31 | Huddleston Pond - Willamina, Oregon | Scoter. Black | Melanitta americana |  | ![]() |
| 2005-09-08 | Newport, Oregon | Sea Lion, California | Zalophus californianus |  | ![]() |
| 2014-09-11 | Seal Rock Beach, Oregon | Seal, Harbor | Phoca vitulina |  |  |
| 2011-02-05 | Sara Park - Lake Havasu, Arizona | Sheep, Bighorn | Ovis canadensis |  |  |
| 2007-12-19 | Sonny Bono Salton Sea National Wildlife Refuge, California | Shrike, Loggerhead | Lanius ludovicianus |  |  |
| 2011-12-24 | Elkton, Oregon | Siskin, Pine | Caruelis pinus |  | ![]() |
| 2004-04-18 | Ankeny National Wildlife Refuge, Oregon | Snake, Red-spotted Garter | Thamnophis sirtalis |  | ![]() |
| 2013-09-15 | Ford's Pond - Sutherlin, Oregon | Snipe, Wilson's | Gallinago delicata |  |  |
| 2014-04-14 | French Creek Rd - Willamette National Forest, Oregon | Solitaire, Townsend's | Myadestes townsendi |  |  |
| 2010-12-13 | Santee Lakes - Santee, California | Sora | Porzana carolina |  | ![]() |
| 2009-12-19 | Buckskin Mountain State Park, Arizona | Sparrow, Black-throated | Amphispiza bilineata |  | ![]() |
| 2014-05-03 | Salemtowne - Salem, Oregon | Sparrow, Chipping | Spizella passerina |  |  |
| 2023-01-27 | Wastewater Treatment Plant - Monmouth, Oregon | Sparrow, Field | Spizella pusilla |  | ![]() |
| 2014-02-08 | Salemtowne - Salem, Oregon | Sparrow, Fox | Passerella iliaca |  |  |
| 2010-04-16 | McMinnvile, Oregon | Sparrow, Golden-crowned | Zonotrichia atricapilla |  |  |
| 2014-01-30 | Salemtowne - Salem, Oregon | Sparrow, House | Passer domesticus |  |  |
