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| Author(s) [A-Z] | Year [ascending] | Title | Type | Journal | Citation |
| Griffith, H.A.C. | 1930 | Wildfowl in Strangford Lough | Journal | Ir. Nat. J. | Details... |
| Johnson, W.F. | 1930 | Pachys betularia var. doubledayaria at Rostrevor | Journal | Ent. | Details... |
| Lawlor, H.C. | 1930 | Some tentative deductions arising from the study of three ancient monuments in Northern Ireland 1. - The Holestone | Journal | Ir. Nat. J. | Details... |
| Lawlor, H.C. | 1930 | The giant's sconce, Co. Derry | Journal | Ir. Nat. J. | Details... |
| McCausland, M.M. | 1930 | Floods in Londonderry and Tyrone | Journal | Ir. Nat. J. | Details... |
| Megaw, W.R. | 1930 | Smooth cat's-ear in Co. Londonderry | Journal | Ir. Nat. J. | Details... |
| Mulholland, C. | 1930 | Ringed birds in Northern Ireland | Journal | Ir. Nat. J. | Details... |
| Nodder, C.R. | 1930 | Report of the Botanical Section | Journal | Proc. Belf. Nat. Fld. Club | Details... |
| Praeger, R.Ll. | 1930 | White blackbird at Marino, Co. Down | Journal | Ir. Nat. J. | Details... |
| Pringle, A. | 1930 | Cinerary urn find at Randalstown, Co. Antrim | Journal | Ir. Nat. J. | Details... |
| Stendall, J.A.S. | 1930 | Smew in County Down | Journal | Ir. Nat. J. | Details... |
| Stendall, J.A.S. | 1930 | Little bittern in County Down | Journal | Ir. Nat. J. | Details... |
| Stendall, J.A.S. | 1930 | Report of Hon. Recording Secretary | Journal | Proc. Belf. Nat. Fld. Club | Details... |
| Welch, R.J. | 1930 | Foreign Physa, Ards, County Down | Journal | Ir. Nat. J. | Details... |
| Welch, R.J. | 1930 | Planorbis corneus (L.) at Cushendall | Journal | Ir. Nat. J. | Details... |
| Whelan, C.B. | 1930 | A Rathlin Island flint 'fabricator' | Journal | Ir. Nat. J. | Details... |
| White, J.M. | 1930 | Botanical Society of Northern Ireland | Journal | Ir. Nat. J. | Details... |
| White, J.M. | 1930 | Botanical Society of Northern Ireland | Journal | Ir. Nat. J. | Details... |
| White, J.M. | 1930 | Botanical Society of Northern Ireland | Journal | Ir. Nat. J. | Details... |
| Wilkin, J.G. | 1930 | Cloudburst in Co. Down | Journal | Ir. Nat. J. | Details... |
3701 references found.