| Referens | Puget Sound Action Team., 2007 2007 Puget Sound Update: ninth report of the Puget Sound ambient monitoring program, Puget Sound Action Team, Olympia, WA. http://wdfw.wa.gov/publications/01051/wdfw01051.pdf [Accessed 22 January 2014]. |
| Ref. | 94798 Puget Sound Action Team., 2007 |
| Sida | 235 |
| Named Used as Valid | Larus californicus |
| Observationsplats | |
| Distribution | Puget Sound. |