| Trích dẫn | Dinsmore, J.J. and R.W. Schreiber, 1974 Breeding and annual cycle of Laughing Gulls in Tampa Bay, Florida. Wilson Bull., 86:419-427. |
| Tài liệu tham khảo | 8591 Dinsmore, J.J. and R.W. Schreiber, 1974 |
| Trang | |
| Named Used as Valid | Larus atricilla |
| Địa phương | |
| Distribution |