Record=1995-053A, Status=A, Species=Slaty-backed Gull, Count=1, First Date=2/5/1995, Location=Ventura Marina, Co=VEN, Note=(ph.) 2nd winter.

Record=2006-090, Status=A, Species=Slaty-backed Gull, Count=1, First Date=3/1/2001, Location=Venice State Beach in Half Moon Bay, Co=SM, Note=photo

Record=2005-015, Status=A, Species=Slaty-backed Gull, Count=1, First Date=1/13/2005, Last Date=2/20/2005, Location=Venice State Beach at Half Moon Bay, Co=SM, Note=photo; second-winter plumage

Record=2005-016, Status=A, Species=Slaty-backed Gull, Count=1, First Date=1/20/2005, Last Date=2/19/2005, Location=Venice State Beach at Half Moon Bay, Co=SM, Note=photo; third-winter plumage

Record=2005-048, Status=A, Species=Slaty-backed Gull, Count=1, First Date=3/21/2005, Location=Venice State Beach at Half Moon Bay, Co=SM, Note=photo

Record=2006-044, Status=A, Species=Slaty-backed Gull, Count=1, First Date=12/2/2005, Last Date=3/8/2006, Location=Venice Beach at Half Moon Bay, Co=SM, Note=adult

Record=2005-199, Status=A, Species=Slaty-backed Gull, Count=1, First Date=12/19/2005, Last Date=3/8/2006, Location=Venice Beach at Half Moon Bay, Co=SM, Note=photo; second-winter

Record=2006-001, Status=A, Species=Slaty-backed Gull, Count=1, First Date=1/3/2006, Last Date=1/3/2006, Location=Venice Beach at Half Moon Bay, Co=SM, Note=photo; first-winter

Record=2006-026, Status=A, Species=Slaty-backed Gull, Count=1, First Date=1/7/2006, Last Date=2/6/2006, Location=Venice Beach at Half Moon Bay, Co=SM, Note=photo; first-winter Records 2006-026 and 2006-062 involve the SAME BIRD

Record=2006-008, Status=A, Species=Slaty-backed Gull, Count=1, First Date=1/13/2006, Last Date=3/8/2006, Location=Venice Beach at Half Moon Bay, Co=SM, Note=photo; adult. Same bird as 2005-048 returning.

Record=2006-009, Status=A, Species=Slaty-backed Gull, Count=1, First Date=1/14/2006, Location=Alviso, Co=SCL, Note=photo; adult

Record=2006-016, Status=A, Species=Slaty-backed Gull, Count=1, First Date=1/27/2006, Location=Venice Beach in Half Moon Bay, Co=SM, Note=photo; second-winter

Record=2006-028, Status=A, Species=Slaty-backed Gull, Count=1, First Date=2/4/2006, Location=Venice Beach at Half Moon Bay, Co=SM, Note=photo; third-winter

Record=2006-027, Status=A, Species=Slaty-backed Gull, Count=1, First Date=2/4/2006, Location=Venice Beach at Half Moon Bay, Co=SM, Note=photo; second-winter

Record=2006-020, Status=A, Species=Slaty-backed Gull, Count=1, First Date=2/6/2006, Location=Venice Beach at Half Moon Bay, Co=SM, Note=photo; adult

Record=2006-045, Status=A, Species=Slaty-backed Gull, Count=1, First Date=2/21/2006, Location=Venice Beach at Half Moon Bay, Co=SM, Note=adult

Record=2006-062, Status=A, Species=Slaty-backed Gull, Count=1, First Date=2/21/2006, Location=Venice Beach at Half Moon Bay, Co=SM, Note=photo; first-winter Records 2006-026 and 2006-062 involve the SAME BIRD

Record=2006-034, Status=A, Species=Slaty-backed Gull, Count=1, First Date=3/9/2006, Location=Tri-Cities Recycling and Disposal Facility in Fremont, Co=ALA, Note=photo; third-winter

Record=2007-055, Status=A, Species=Slaty-backed Gull, Count=1, First Date=12/31/2006, Last Date=1/2/2007, Location=Mouth of Humboldt Bay, Co=HUM, Note=3rd-winter

Record=2007-056, Status=A, Species=Slaty-backed Gull, Count=1, First Date=1/2/2007, Location=Redwood Creek mouth near Orrick, Co=HUM, Note=photo; adult

Record=2007-008, Status=A, Species=Slaty-backed Gull, Count=1, First Date=1/5/2007, Last Date=2/21/2007, Location=Venice Beach in Half Moon Bay, Co=SM, Note=photo; adult

Record=2007-014, Status=A, Species=Slaty-backed Gull, Count=1, First Date=1/13/2007, Last Date=1/30/2007, Location=Venice Beach in Half Moon Bay, Co=SM, Note=photo; 2nd-winter

Record=2007-072, Status=A, Species=Slaty-backed Gull, Count=1, First Date=2/5/2007, Location=Point Pinos in Pacific Grove, Co=MTY, Note=photo; 2nd-winter

Record=2007-071, Status=A, Species=Slaty-backed Gull, Count=1, First Date=2/13/2007, Location=Salinas River mouth, Co=MTY, Note=photo; adult

Record=2007-058, Status=A, Species=Slaty-backed Gull, Count=1, First Date=2/19/2007, Location=West end of the San Rafael-Richmond Bridge, Co=MRN, Note=photo; 2nd-winter

Record=2007-057, Status=A, Species=Slaty-backed Gull, Count=1, First Date=2/19/2007, Location=West end of the San Rafael-Richmond Bridge, Co=MRN, Note=photo; adult

Record=2007-065, Status=A, Species=Slaty-backed Gull, Count=1, First Date=2/26/2007, Last Date=3/3/2007, Location=near Fort Dick, Co=DN, Note=photo; 3rd-winter

Record=2007-104, Status=A, Species=Slaty-backed Gull, Count=1, First Date=3/3/2007, Location=near Fort Dick, Co=DN, Note=photo; adult

Record=2007-069, Status=A, Species=Slaty-backed Gull, Count=1, First Date=3/6/2007, Last Date=3/22/2007, Location=Venice Beach at Half Moon Bay, Co=SM, Note=photo; adult

Record=2007-102, Status=A, Species=Slaty-backed Gull, Count=1, First Date=3/6/2007, Last Date=3/17/2007, Location=Venice Beach at Half Moon Bay, Co=SM, Note=photo; 2nd-winter

Record=2007-103, Status=A, Species=Slaty-backed Gull, Count=1, First Date=3/9/2007, Last Date=3/17/2007, Location=Venice Beach at Half Moon Bay, Co=SM, Note=2nd-winter

Record=2008-017, Status=A, Species=Slaty-backed Gull, Count=1, First Date=1/18/2008, Last Date=3/4/2008, Location=Tri-Cities Landfill near Alameda, Co=ALA

Record=2008-015, Status=A, Species=Slaty-backed Gull, Count=1, First Date=1/19/2008, Location=Redwood Creek mouth near Orick, Co=HUM, Note=photo; adult

Record=2008-023, Status=A, Species=Slaty-backed Gull, Count=1, First Date=2/1/2008, Location=Ferndale Bottoms, Co=HUM, Note=photo; third-cycle

Record=2008-024, Status=A, Species=Slaty-backed Gull, Count=1, First Date=2/1/2008, Last Date=3/8/2008, Location=Hiller Park in McKinleyville, Co=HUM, Note=photo; adult

Record=2008-049, Status=A, Species=Slaty-backed Gull, Count=1, First Date=2/4/2008, Last Date=3/31/2008, Location=Alexandre Dairy near Fort Dick, Co=DN, Note=photo

Record=2008-033, Status=A, Species=Slaty-backed Gull, Count=1, First Date=2/16/2008, Location=Venice Beach at Half Moon Bay, Co=SM, Note=photo

Record=2009-065, Status=A, Species=Slaty-backed Gull, Count=1, First Date=2/10/2009, Location=Venice Beach in Half Moon Bay, Co=SM, Note=adult

Record=2009-052, Status=A, Species=Slaty-backed Gull, Count=1, First Date=2/21/2009, Last Date=2/22/2009, Location=vic Fernbridge, Co=HUM, Note=photo; adult

Record=2009-078, Status=A, Species=Slaty-backed Gull, Count=1, First Date=2/27/2009, Last Date=3/7/2009, Location=Davis Wastewater Treatment Plant near Davis, Co=YOL, Note=photo; adult

Record=2011-244, Status=A, Species=Slaty-backed Gull, Count=1, First Date=2/11/2011, Location=Ferry Point at Miller/Knox R.S., Co=CC, Note=photo

Record=2011-245, Status=A, Species=Slaty-backed Gull, Count=1, First Date=2/25/2011, Last Date=3/8/2011, Location=Potrero Hills Landfill, Co=SOL

Record=2011-021, Status=A, Species=Slaty-backed Gull, Count=1, First Date=3/4/2011, Location=Pomponio State Beach, Co=SM, Note=photo

Record=2011-102, Status=A, Species=Slaty-backed Gull, Count=1, First Date=3/5/2011, Location=Half Moon Bay, Co=SM, Note=photo

Record=2011-257, Status=A, Species=Slaty-backed Gull, Count=1, First Date=3/11/2011, Location=Pilarcitos Creek mouth in Half Moon Bay, Co=SM, Note=photo

Record=2011-180, Status=A, Species=Slaty-backed Gull, Count=1, First Date=11/17/2011, Last Date=11/29/2011, Location=Pacific Commons Linear Park in Fremont, Co=ALA, Note=photo

Record=2012-012, Status=A, Species=Slaty-backed Gull, Count=1, First Date=1/30/2012, Location=Pilarcitos Creek mouth in Half Moon Bay, Co=SM, Note=photo

Record=2012-065, Status=A, Species=Slaty-backed Gull, Count=1, First Date=1/31/2012, Location=Pacific Commons in Fremont, Co=ALA, Note=photo. Same bird as 2011-180 present 17-29 Nov 2011

Record=2012-017, Status=A, Species=Slaty-backed Gull, Count=1, First Date=2/7/2012, Last Date=2/9/2012, Location=Fort Baker, Co=MRN, Co2=SF, Note=photo. Adult

Record=2012-059, Status=A, Species=Slaty-backed Gull, Count=1, First Date=2/11/2012, Location=San Gregorio State Beach, Co=SM, Note=Adult

Record=2012-064, Status=A, Species=Slaty-backed Gull, Count=1, First Date=2/11/2012, Last Date=2/18/2012, Location=Don Edwards San Francisco Bay NWR in Alviso, Co=SCL, Note=photo. Same bird as 2012-012 at Half Moon Bay 30 Jan 2012

Record=2012-027, Status=A, Species=Slaty-backed Gull, Count=1, First Date=2/20/2012, Location=Half Moon Bay, Co=SM, Note=photo

Record=2012-028, Status=A, Species=Slaty-backed Gull, Count=1, First Date=2/20/2012, Last Date=2/21/2012, Location=Russian River mouth, Co=SON, Note=photo. Adult

Record=2012-033, Status=A, Species=Slaty-backed Gull, Count=1, First Date=3/4/2012, Location=Russian River mouth, Co=SON, Note=photo. Adult

Record=2013-010, Status=A, Species=Slaty-backed Gull, Count=1, First Date=1/23/2013, Location=Sausalito, Co=MRN, Note=Photo. Adult

Record=2013-013, Status=A, Species=Slaty-backed Gull, Count=1, First Date=1/24/2013, Last Date=1/25/2013, Location=Belvedere (near Tiburon), Co=MRN, Note=Photo. Not the ame bird as 2013-010 photographed at Sausalito on 23 Jan 2013

Record=2013-021, Status=A, Species=Slaty-backed Gull, Count=1, First Date=2/8/2013, Last Date=2/15/2013, Location=Ferry Point, Co=CC, Note=Photo. Same bird as 2013-010 at Sasalito on 23 Jan 2013 and 2013-013 at Balvedere 24 Jan 2013.

Record=2013-038, Status=A, Species=Slaty-backed Gull, Count=1, First Date=2/16/2013, Location=Ferry Point in Richmond, Co=CC, Note=Photo - adult

Record=2014-002, Status=A, Species=Slaty-backed Gull, Count=1, First Date=1/7/2014, Location=Tiburon, Co=MRN, Note=Photo

Record=2014-005, Status=A, Species=Slaty-backed Gull, Count=1, First Date=1/9/2014, Location=Half Moon Bay, Co=SM, Note=Photo

Record=2014-024, Status=A, Species=Slaty-backed Gull, Count=1, First Date=2/28/2014, Last Date=3/1/2014, Location=B & J Landfill near Dixon, Co=SOL, Note=Photo

Record=2014-039, Status=A, Species=Slaty-backed Gull, Count=1, First Date=3/4/2014, Location=Upper Crystal Springs Reservoir, Co=SM

Record=2015-014, Status=A, Species=Slaty-backed Gull, Count=1, First Date=1/28/2015, Last Date=2/2/2015, Location=Vasona Lake County Park, Co=SCL, Note=Photos. Adult.

Record=2016-002, Status=A, Species=Slaty-backed Gull, Count=1, First Date=1/18/2016, Last Date=1/20/2016, Location=Miller-Knox Regional Park, Co=CC, Note=Photos. Same bird as 2013-010 and 2013-021.

Record=2017-003, Status=A, Species=Slaty-backed Gull, Count=1, First Date=1/9/2017, Last Date=1/12/2017, Location=Point Pinos, Co=MTY, Note=Photos.

Record=2017-006A, Status=A, Species=Slaty-backed Gull, Count=1, First Date=1/16/2017, Last Date=1/21/2017, Location=Lower Otay Reservoir, Co=SD, Note=First cycle. Photos.

Record=2017-016, Status=A, Species=Slaty-backed Gull, Count=1, First Date=1/31/2017, Last Date=2/19/2017, Location=San Gabriel River in Pico Rivera and Junipero Beach in Long Beach, Co=LA, Note=Second cycle. Photos.

Record=2017-017, Status=A, Species=Slaty-backed Gull, Count=1, First Date=2/25/2017, Last Date=3/4/2017, Location=Half Moon Bay, Co=SM, Note=Adult. Photos.

Record=2017-018, Status=A, Species=Slaty-backed Gull, Count=1, First Date=2/25/2017, Location=Half Moon Bay, Co=SM, Note=Second cycle. Photos.

Record=2018-002, Status=A, Species=Slaty-backed Gull, Count=1, First Date=1/6/2018, Location=San Gabriel River in Pico Rivera, Co=LA, Note=Photos.

Record=2018-018, Status=A, Species=Slaty-backed Gull, Count=1, First Date=2/5/2018, Last Date=3/18/2018, Location=Marina Landfill & Pt. Pinos, Co=MTY, Note=Second cycle. Photos.

Record=2018-073, Status=A, Species=Slaty-backed Gull, Count=1, First Date=2/18/2018, Location=Vernalis, Co=SJ, Note=Photos.

Record=2018-026, Status=A, Species=Slaty-backed Gull, Count=1, First Date=3/1/2018, Location=Half Moon Bay, Co=SM, Note=Adult. Photos.

Record=2018-056, Status=A, Species=Slaty-backed Gull, Count=1, First Date=3/17/2018, Location=Don Edwards San Francisco Bay NWR, Co=SCL, Note=Photos.

Record=2018-232, Status=A, Species=Slaty-backed Gull, Count=1, First Date=12/23/2018, Location=Half Moon Bay, Co=SM, Note=Photos.

Record=2018-255, Status=A, Species=Slaty-backed Gull, Count=1, First Date=12/27/2018, Location=Eureka, Co=HUM, Note=Photos.

Record=2019-001, Status=A, Species=Slaty-backed Gull, Count=1, First Date=1/1/2019, Location=Pt. Pinos, Co=MTY, Note=Photos.

Record=2019-005, Status=A, Species=Slaty-backed Gull, Count=1, First Date=1/21/2019, Location=Gazos Creek Beach, Co=SM, Note=Adult. Photos.

Record=2019-009, Status=A, Species=Slaty-backed Gull, Count=1, First Date=1/29/2019, Last Date=3/15/2019, Location=Marina State Beach, Co=MTY, Note=Adult. Photos.

Record=2019-019, Status=A, Species=Slaty-backed Gull, Count=1, First Date=2/17/2019, Last Date=2/23/2019, Location=Vernalis/Tracy, Co=STA, Co2=SJ, Note=Adult. Photos.

Record=2020-003, Status=A, Species=Slaty-backed Gull, Count=1, First Date=1/14/2020, Last Date=1/15/2020, Location=Half Moon Bay, Co=SM, Note=Adult. Photos. Not same bird as 2020-008.

Record=2020-008, Status=A, Species=Slaty-backed Gull, Count=1, First Date=1/23/2020, Last Date=2/13/2020, Location=Marina landfill, Co=MTY, Note=Adult. Photos. Not same bird as 2020-003.

Record=2020-010, Status=A, Species=Slaty-backed Gull, Count=1, First Date=1/31/2020, Last Date=2/15/2020, Location=Yolo County Central Landfill (vicinity), Co=YOL, Note=Photos.

Record=2020-014, Status=A, Species=Slaty-backed Gull, Count=1, First Date=2/25/2020, Last Date=2/26/2020, Location=Crescent City Harbor, Co=DN, Note=Photos.

Record=2020-025, Status=A, Species=Slaty-backed Gull, Count=1, First Date=3/27/2020, Last Date=4/15/2020, Location=Point Pinos, Co=MTY, Note=Photos.

Record=2020-097, Status=A, Species=Slaty-backed Gull, Count=1, First Date=9/16/2020, Last Date=9/21/2020, Location=Ten Mile Beach, Co=MEN, Note=Photos.

Record=2021-010, Status=A, Species=Slaty-backed Gull, Count=1, First Date=1/24/2021, Last Date=1/26/2021, Location=Tiburon, Co=MRN, Note=Adult. Photos.

Record=2021-034, Status=A, Species=Slaty-backed Gull, Count=1, First Date=5/11/2021, Location=San Leandro shoreline, Co=ALA, Note=Photos.

Record=2021-147, Status=A, Species=Slaty-backed Gull, Count=1, First Date=11/23/2021, Last Date=11/25/2021, Location=Bodega Bay, Co=SON, Note=Photos.

Record=2021-160, Status=A, Species=Slaty-backed Gull, Count=1, First Date=12/11/2021, Last Date=2/14/2022, Location=Pilarcitos Creek mouth, Co=SM, Note=Photos.

Record=2022-006, Status=A, Species=Slaty-backed Gull, Count=1, First Date=1/31/2022, Location=Half Moon Bay State Beach, Co=SM, Note=Adult. Photos.

Record=2022-009, Status=A, Species=Slaty-backed Gull, Count=1, First Date=2/5/2022, Last Date=2/11/2022, Location=San Gabriel River (Pico Rivera) and Los Angeles River (Vernon), Co=LA, Note=Photos.

Record=2022-013, Status=A, Species=Slaty-backed Gull, Count=1, First Date=3/15/2022, Last Date=3/16/2022, Location=Landfill Loop East Bay Regional Park, Co=CC, Note=Photos.

Record=2022-018, Status=A, Species=Slaty-backed Gull, Count=1, First Date=4/24/2022, Location=Moss Landing, Co=MTY, Note=Photos.

Record=2022-022, Status=A, Species=Slaty-backed Gull, Count=1, First Date=5/19/2022, Last Date=5/21/2022, Location=MacArthur Park, Co=LA, Note=Photos.Same bird as 2022-018 per committee vote at 2023 meeting.

Record=2022-123, Status=A, Species=Slaty-backed Gull, Count=1, First Date=12/16/2022, Last Date=12/24/2022, Location=Landfill Loop East Bay Regional Park, Co=CC, Note=Photos. Not same bird as 2021-010.