|
| Author(s) [A-Z] | Year [ascending] | Title | Type | Journal | Citation |
| Millmore, J. | 1990 | Hen harrier report | Report | | Details... |
| Rees, E.I.S. & Tasker, M.L. | 1990 | Species populations - birds of the Irish Sea and its shores: a conservation evaluation | Chapter | | Details... |
| Rippey, I. | 1990 | Excursion: South Donegal: Zoological | Journal | Proc. Belf. Nat. Fld. Club | Details... |
| Rippey, I. | 1990 | Excursion: Peatlands Park, Co. Armagh | Journal | Proc. Belf. Nat. Fld. Club | Details... |
| Rippey, I. | 1990 | Excursion: Crawfordsburn Country Park and Clandeboye Estate | Journal | Proc. Belf. Nat. Fld. Club | Details... |
| RSPB | 1990 | Great crested grebe count - Belfast Lough | Unpublished | | Details... |
| Temple Lang, J. | 1990 | Review: 'Birds in Ireland' by C. Hutchinson | Journal | Ir. Nat. J. | Details... |
| Toal, L. | 1990 | Merlin survey data for Northern Ireland | Unpublished | | Details... |
| Wells, J.H. | 1990 | Northern Ireland peregrines 1990. Results | Unpublished | | Details... |
| Wilde, J. | 1990 | Excursion: Bird-watching on Strangford Lough | Journal | Proc. Belf. Nat. Fld. Club | Details... |
| Berrow, S. | 1991 | Predation by the hooded crow Corvus corone cornix on freshwater pearl mussels Margaritifera margaritifera | Journal | Ir. Nat. J. | Details... |
| Berrow, S.D., Kelly, T.C. & Myers, A.A. | 1991 | The impact of hooded crows Corvus corone cornix L. on populations of intertidal molluscs | Chapter | | Details... |
| Boyd, T.D. | 1991 | Excursion: North Antrim Weekend: zoological | Journal | Proc. Belf. Nat. Fld. Club | Details... |
| Carter, A. | 1991 | Excursion: North Antrim Weekend | Journal | Proc. Belf. Nat. Fld. Club | Details... |
| Cush, P. | 1991 | Portmore Lough Annual Report | Report | | Details... |
| Forsyth, I. | 1991 | Review: 'Best days with British birds' eds. Ogilvie & Winter | Journal | Ir. Nat. J. | Details... |
| George, R.S. | 1991 | Three species of house martin fleas (Siphonaptera) added to the list for Co. Down | Journal | Ir. Nat. J. | Details... |
| Johnston, A. | 1991 | Junior Excursion | Journal | Proc. Belf. Nat. Fld. Club | Details... |
| RSPB | 1991 | Castlecaldwell Annual Report | Report | | Details... |
| RSPB | 1991 | Lough Foyle Annual Report | Report | | Details... |
2846 references found.