| Trích dẫn | 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]. |
| Tài liệu tham khảo | 94798 Puget Sound Action Team., 2007 |
| Trang | 236 |
| Named Used as Valid | Larus thayeri |
| Địa phương | |
| Sự phân bố | Puget Sound. |