| Citation | Chatwin, T.A., 2010 Set-back distances to protect nesting and roosting seabirds off Vancouver Island from boat disturbance. Thesis in MSc in Environment and Management, Royal Roads University, Victoria, British Columbia, Canada, 59p. |
| Ref. | 94991 Chatwin, T.A., 2010 |
| Page | 6 |
| Named Used as Valid | Cepphus columba |
| Locality | |
| Distribution | Canada. |