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Record=1986-219, Status=A, Species=Black-headed Gull, Count=1, First Date=1/23/1954, Last Date=1/24/1954, Location=Richmond, Co=CC, Note=ASY. (Incomplete database record entered from CBRC book.)

Record=1987-095, Status=A, Species=Black-headed Gull, Count=1, First Date=4/26/1968, Last Date=4/29/1968, Location=Larkspur, Co=MRN, Note=ASY. (Incomplete database record entered from CBRC book.)

Record=1973-044, Status=A, Species=Black-headed Gull, Count=1, First Date=7/16/1972, Last Date=7/25/1962, Location=Humboldt Bay, Co=HUM, Note=TY. Photos. (Incomplete database record entered from CBRC book.)

Record=1976-031, Status=A, Species=Black-headed Gull, Count=1, First Date=4/5/1976, Last Date=4/8/1976, Location=Tomales Bay, Co=MRN, Note=ASY. (Incomplete database record entered from CBRC book.)

Record=1978-067, Status=A, Species=Black-headed Gull, Count=1, First Date=2/19/1978, Last Date=3/5/1978, Location=Arcata Bottoms/north Humboldt Bay, Co=HUM, Note=ASY. (Incomplete database record entered from CBRC book.)

Record=1980-105, Status=A, Species=Black-headed Gull, Count=1, First Date=12/30/1978, Location=off Montecito, Co=SBA, Note=(Incomplete database record entered from CBRC book.)

Record=1979-020, Status=A, Species=Black-headed Gull, Count=1, First Date=3/20/1979, Last Date=3/30/1979, Location=Stockton, Co=SJ, Note=ASY. Photos. (Incomplete database record entered from CBRC book.)

Record=2004-534, Status=A, Species=Black-headed Gull, Count=1, First Date=11/7/1980, Last Date=11/12/1980, Location=Stockton, Co=SJ, Note=Same bird as CBRC 1979-020. No documentation *

Record=1980-219, Status=A, Species=Black-headed Gull, Count=1, First Date=11/21/1980, Last Date=2/25/1981, Location=Huntington Beach, Co=ORA, Note=AHY. Photos. (Incomplete database record entered from CBRC book.)

Record=1980-218, Status=A, Species=Black-headed Gull, Count=1, First Date=12/2/1980, Location=Crescent City, Co=DN, Note=AHY. Photos. (Incomplete database record entered from CBRC book.)

Record=1982-029, Status=A, Species=Black-headed Gull, Count=1, First Date=12/6/1980, Last Date=12/18/1980, Location=Santa Clara River mouth and Pt. Mugu, Co=VEN, Note=HY. (Incomplete database record entered from CBRC book.)

Record=1981-057, Status=A, Species=Black-headed Gull, Count=1, First Date=1/1/1981, Last Date=4/20/1981, Location=Redondo Beach, Co=LA, Note=Photos. (Incomplete database record entered from CBRC book.)

Record=2004-535, Status=A, Species=Black-headed Gull, Count=1, First Date=11/10/1981, Last Date=4/8/1982, Location=Stockton, Co=SJ, Note=Same bird as CBRC 1979-020. No documentation *

Record=1981-094, Status=A, Species=Black-headed Gull, Count=1, First Date=12/13/1981, Last Date=1/26/1982, Location=Huntington Beach, Co=ORA, Note=Same bird as 1980-219/1981-059. (Incomplete database record entered from CBRC book.)

Record=19784-02, Status=A, Species=Black-headed Gull, Count=1, First Date=10/18/1982, Last Date=4/10/1983, Location=Stockton, Co=SJ, Note=Same bird as 1979-020. (Incomplete database record entered from CBRC book.)

Record=1983-070, Status=A, Species=Black-headed Gull, Count=1, First Date=9/10/1983, Last Date=10/13/1983, Location=Long Beach, Co=LA, Note=AHY. (Incomplete database record entered from CBRC book.)

Record=1983-084, Status=A, Species=Black-headed Gull, Count=1, First Date=10/11/1983, Last Date=4/9/1984, Location=Stockton, Co=SJ, Note=Same bird as 1979-020. Phtotos. (Incomplete database record entered from CBRC book.)

Record=1984-166, Status=A, Species=Black-headed Gull, Count=1, First Date=6/18/1984, Last Date=6/20/1984, Location=Manchester SP, Co=MEN, Note=ASY. (Incomplete database record entered from CBRC book.)

Record=1985-043, Status=A, Species=Black-headed Gull, Count=1, First Date=3/24/1985, Last Date=4/13/1985, Location=Stockton, Co=SJ, Note=Same bird as 1979-020. (Incomplete database record entered from CBRC book.)

Record=1986-005, Status=A, Species=Black-headed Gull, Count=1, First Date=11/10/1985, Last Date=3/1/1986, Location=Stockton, Co=SJ, Note=Same bird as 1979-020. Last date listed as ""March 1986". Photos. (Incomplete database record entered from CBRC book.)

Record=1988-297, Status=A, Species=Black-headed Gull, Count=1, First Date=8/28/1988, Location=Hayward Regional Shoreline, Co=ALA, Note=AHY. (Incomplete database record entered from CBRC book.)

Record=1992-292, Status=A, Species=Black-headed Gull, Count=1, First Date=11/21/1992, Last Date=12/21/1992, Location=Santa Barbara, Co=SBA, Note=HY. Photos. (Incomplete database record entered from CBRC book.)

Record=1993-052, Status=A, Species=Black-headed Gull, Count=1, First Date=1/24/1993, Last Date=4/6/1993, Location=Arcata/Mad River mouth, Co=HUM, Note=SY. Photos. (Incomplete database record entered from CBRC book.)

Record=1993-181, Status=A, Species=Black-headed Gull, Count=1, First Date=11/15/1993, Location=Alviso, Co=SCL, Note=AHY. (Incomplete database record entered from CBRC book.)

Record=1993-192, Status=A, Species=Black-headed Gull, Count=1, First Date=11/29/1993, Last Date=2/5/1994, Location=Santa Barbara, Co=SBA, Note=Same bird as 1992-292. Photos. (Incomplete database record entered from CBRC book.)

Record=1994-050, Status=A, Species=Black-headed Gull, Count=1, First Date=1/23/1994, Last Date=2/9/1994, Location=Sunnyvale, Co=SCL, Note=Same bird as 1993-181. Photos. (Incomplete database record entered from CBRC book.)

Record=1995-051, Status=A, Species=Black-headed Gull, First Date=12/30/1994, Last Date=2/1/1995, Location=Santa Barbara, Co=SBA, Note=Returning bird

Record=1995-052, Status=A, Species=Black-headed Gull, Count=1, First Date=1/5/1995, Last Date=1/10/1995, Location=Santa Ynez River mouth, Co=SBA, Note=SY. Photos. (Incomplete database record entered from CBRC book.)

Record=1995-037, Status=A, Species=Black-headed Gull, Count=1, First Date=2/17/1995, Last Date=2/18/1995, Location=Redwood City, Co=SM, Note=ASY. (Incomplete database record entered from CBRC book.)

Record=1996-009, Status=A, Species=Black-headed Gull, First Date=11/22/1995, Last Date=12/31/1995, Location=Santa Barbara, Co=SBA, Note=(ph.) same, Ad.

Record=1996-083, Status=A, Species=Black-headed Gull, First Date=4/20/1996, Location=Pigeon Pt., Co=SM

Record=1997-015, Status=A, Species=Black-headed Gull, First Date=11/26/1996, Last Date=1/31/1997, Location=Santa Barbara, Co=SBA, Note=Returning (ph.)

Record=1997-204, Status=A, Species=Black-headed Gull, First Date=12/10/1997, Location=Santa Barbara, Co=SBA, Note=Returning adult (1995-051, 1996-009, 1997-015).

Record=2001-001, Status=A, Species=Black-headed Gull, Count=1, First Date=12/10/2000, Last Date=12/31/2000, Location=Devereux Slough in Goleta, Co=SBA, Note=Basic adult. Different from 1997-204 - Three years since previous returning bird.

Record=2003-124, Status=A, Species=Black-headed Gull, Count=1, First Date=8/2/2003, Last Date=8/16/2003, Location=Teal Point at Lake Earl, Co=DN, Note=photo

Record=2004-055, Status=A, Species=Black-headed Gull, Count=1, First Date=4/6/2004, Location=San Jose-Santa Clara Water Pollution Control Plant, Alviso, Co=SCL

Record=2007-016, Status=A, Species=Black-headed Gull, Count=1, First Date=1/15/2007, Last Date=2/9/2007, Location=vic Whitewater River mouth at north end of the Salton Sea, Co=RIV, Note=photo; first-winter

Record=2007-106, Status=A, Species=Black-headed Gull, Count=1, First Date=4/20/2007, Location=Goleta Sewage Treatment Plant in Goleta, Co=SBA, Note=photo; first-year

Record=2014-003, Status=A, Species=Black-headed Gull, Count=1, First Date=1/8/2014, Last Date=1/14/2014, Location=near Mecca, Co=RIV, Note=Photo.

Record=2015-160, Status=A, Species=Black-headed Gull, Count=1, First Date=11/23/2015, Last Date=11/26/2015, Location=Crescent City Harbor, Co=DN

Record=2015-149, Status=A, Species=Black-headed Gull, Count=1, First Date=12/13/2015, Last Date=1/4/2016, Location=Modesto & Ceres WTPs, Co=STA, Note=Photos.

Record=2016-136, Status=A, Species=Black-headed Gull, Count=1, First Date=12/30/2016, Last Date=3/3/2017, Location=Oasis, Co=RIV, Note=Adult. Photos. Same bird as 2014-003.

Record=2017-142, Status=A, Species=Black-headed Gull, Count=1, First Date=11/27/2017, Location=Point Pinos, Co=MTY, Note=Photos.

Record=2017-143, Status=A, Species=Black-headed Gull, Count=1, First Date=12/5/2017, Last Date=12/9/2017, Location=North Shore, Co=RIV, Note=Photos. Same bird as 2014-003.

Record=2017-154, Status=A, Species=Black-headed Gull, Count=1, First Date=12/9/2017, Location=Modesto WTP, Co=STA, Note=Photos. Same bird as 2015-149.

Record=2018-233, Status=A, Species=Black-headed Gull, Count=1, First Date=12/23/2018, Location=Agua Mansa sewage ponds in Colton, Co=SBE, Note=Adult. Photos.

Record=2019-002, Status=A, Species=Black-headed Gull, Count=1, First Date=1/3/2019, Location=North Shore Marina, Co=RIV, Note=Same bird as 2014-003 et al.

Record=2019-017, Status=A, Species=Black-headed Gull, Count=1, First Date=2/13/2019, Last Date=3/16/2019, Location=Oasis, Co=RIV, Note=Adult. Photos. Same bird as 2014-003 et al.

Record=2019-020, Status=A, Species=Black-headed Gull, Count=1, First Date=2/22/2019, Location=Bouldin Island, Co=SJ

Record=2020-001, Status=A, Species=Black-headed Gull, Count=1, First Date=1/2/2020, Last Date=3/3/2020, Location=Salton Sea SRA, Co=RIV, Note=Adult. Photos. Same bird as 2014-003 et al.

Record=2020-031, Status=A, Species=Black-headed Gull, Count=1, First Date=4/7/2020, Last Date=4/11/2020, Location=Ormond Beach, Co=VEN, Note=Photo.

Record=2020-191, Status=A, Species=Black-headed Gull, Count=1, First Date=12/4/2020, Last Date=1/17/2021, Location=Stockton WTP, Co=SJ, Note=Photos.

Record=2021-145, Status=A, Species=Black-headed Gull, Count=1, First Date=11/21/2021, Last Date=12/11/2021, Location=Modesto wastewater treatment plant, Co=STA, Note=Photos.

Record=2021-175, Status=A, Species=Black-headed Gull, Count=1, First Date=12/8/2021, Last Date=3/9/2022, Location=Thermal, Co=RIV, Note=Photos. Same bird as 2014-003 et al.

Record=2022-125, Status=A, Species=Black-headed Gull, Count=1, First Date=12/18/2022, Location=Modesto WTP, Co=STA, Note=Photo. Same bird as 2021-145.

Record=2022-127, Status=A, Species=Black-headed Gull, Count=1, First Date=12/20/2022, Last Date=12/22/2022, Location=San Jacinto, Co=RIV, Note=Photo.

There were 56 records matching your query.