| Authors(s) | Wanless S., Corfield T., Harris M.P. Buckland S.T. and Morris J.A. |
| Year | 1993 |
| Title | Diving behaviour of the Shag Phalacrocorax aristotelis (Aves: Pelecaniformes) in relation to water depth and prey size. J. Zool. (London) 231: 11-25 |
| Authors(s) | Wanless S., Corfield T., Harris M.P. Buckland S.T. and Morris J.A. |
| Year | 1993 |
| Title | Diving behaviour of the Shag Phalacrocorax aristotelis (Aves: Pelecaniformes) in relation to water depth and prey size. J. Zool. (London) 231: 11-25 |