| 1985-079 | T | Swallow-tailed Gull | 1 | 6/6/1985 | 6/8/1985 | Hopkins Marine Station | MTY | | Originally not accepted due to questionable natural occurrence, but re-reviewed (1985-079A) and accepted. Adult. Photos. (Incomplete database record entered from CBRC book.) |
| 1985-079A | A | Swallow-tailed Gull | 1 | 6/6/1985 | 6/8/1985 | Hopkins Marine Station | MTY | | (ph.) adult. Many other reports - only the slides listed here for slide sheets. |
| 1996-039 | A | Swallow-tailed Gull | | 3/3/1996 | | 15 mi W of SE Farallon I. | SF | | |
| 2017-133 | A | Swallow-tailed Gull | 1 | 10/5/2017 | | Bodega Head | SON | | Photos. |
| 2022-089 | A | Swallow-tailed Gull | 1 | 10/25/2022 | | Saint Malo Beach | SD | | Photos. |
| 2023-047 | A | Swallow-tailed Gull | 1 | 7/19/2023 | | Goleta Beach County Park | SBA | | Photos. |
| 2023-066 | A | Swallow-tailed Gull | 1 | 9/1/2023 | | San Gregorio State Beach | SM | | Photos and video. Same bird as 2023-047. |
| 2024-028 | A | Swallow-tailed Gull | 1 | 4/25/2024 | | Southeast Farallon Island | SF | | Photos. |
| 2024-128 | B | Swallow-tailed Gull | 1 | 12/13/2024 | | Bodega Head | SON | | Photos. |
| 2025-008 | B | Swallow-tailed Gull | 1 | 2/5/2025 | | Zuma Beach | LA | | Photos. |
Here are 10 records matching your request for Swallow-tailed Gull.
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