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| Author(s) [A-Z] | Year [ascending] | Title | Type | Journal | Citation |
| Patten, C.J. | 1930 | The little owl and little rabbits | Journal | Ir. Nat. J. | Details... |
| Patterson, R. | 1901 | Tawny owl in Co. Down | Journal | Ir. Nat. | Details... |
| Patterson, R. | 1901 | Snowy owl in Co. Donegal | Journal | Ir. Nat. | Details... |
| Patterson, R. | 1901 | Tawny owls in Co. Down | Journal | Ir. Nat. | Details... |
| Patterson, R. | 1901 | Tawny owl in Co. Antrim | Journal | Ir. Nat. | Details... |
| Patterson, R.L. | 1898 | The long-tailed duck in Belfast Lough | Journal | Ir. Nat. | Details... |
| Perry, K. | 1997 | Grebe and waterfowl research on Lough Neagh | Ph.D. Thesis | | Details... |
| RSPB | 1983 | Barn owl records for Northern Ireland | Unpublished | | Details... |
| RSPB | 1984 | Barn owl records for Northern Ireland | Unpublished | | Details... |
| RSPB | 1984 | Barn owl records for Northern Ireland | Unpublished | | Details... |
| Scharff, R.S. | 1908 | Review: 'Ornamental water-fowl' by R. Hubbard | Journal | Ir. Nat. | Details... |
| Scott, D. | 1999 | Northern Ireland Bird Report 1997 | Report | | Details... |
| Scroope, C.F. | 1941 | Long-tailed duck, Clangula hyemalis (L.) in Co. Cork | Journal | Ir. Nat. J. | Details... |
| Skillen, S. | 1960 | Barn owl attacking hare | Journal | Ir. Nat. J. | Details... |
| Smith, W.S. | 1905 | Wild duck's nest in a tree | Journal | Ir. Nat. | Details... |
| Stendall, J.A.S. | 1926 | The children's page 'Henry' - story of a tawny owl | Journal | Ir. Nat. J. | Details... |
| Stendall, J.A.S. | 1940 | Review: 'A waterhen's worlds' by E. Howard | Journal | Ir. Nat. J. | Details... |
| Temple Lang, J. | 1991 | Review: 'Man and wildfowl' by J. Kear | Journal | Ir. Nat. J. | Details... |
| Tickner, M. | 1993 | Killough Harbour wildfowl counts | Unpublished | | Details... |
| Trumbull, J. | 1899 | Hawfinch and long-tailed duck in north Co. Dublin | Journal | Ir. Nat. | Details... |
92 references found.