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| Author(s) [A-Z] | Year [ascending] | Title | Type | Journal | Citation |
| Bennington, J.A. | 1929 | Arctic skua off County Down in July | Journal | Ir. Nat. J. | Details... |
| Johnson, W.F. | 1929 | Sphinx convolvuli at Rostrevor | Journal | Ent. | Details... |
| Lawlor, H.C. | 1929 | Review: 'The romance of Dundonald' by J.J. Marshall | Journal | Ir. Nat. J. | Details... |
| Lawlor, H.C. | 1929 | Review: ' History of the parish of Knockbreda' by W.P. Carmody | Journal | Ir. Nat. J. | Details... |
| Lynn, M.J. | 1929 | Abnormal primrose from Rostrevor, Co. Down | Journal | Ir. Nat. J. | Details... |
| Moore, W.J. | 1929 | Large pike in clay lake, Co. Down | Journal | Ir. Nat. J. | Details... |
| Nodder, C.R. | 1929 | Report of Botanical Section | Journal | Proc. Belf. Nat. Fld. Club | Details... |
| Rohleder, H.P.T. | 1929 | Further evidence for the contemporaneous age of the Mourne granite and the rhyolites of Tardree in Northern Ireland | Journal | Geol. Mag. | Details... |
| Stendall, J.A.S. | 1929 | Turtle dove in County Down | Journal | Ir. Nat. J. | Details... |
| Welch, R.J. | 1929 | Porpoises and seals in Strangford Lough | Journal | Ir. Nat. J. | Details... |
| Wilkin, J.G. | 1929 | County Down tallies | Journal | Ir. Nat. J. | Details... |
| Belfast Naturalists' Field Club | 1930 | Summer Session: Purdysburn Glen and Mealough | Journal | Proc. Belf. Nat. Fld. Club | Details... |
| Belfast Naturalists' Field Club | 1930 | Summer Session: Belvoir Park | Journal | Proc. Belf. Nat. Fld. Club | Details... |
| Belfast Naturalists' Field Club | 1930 | Summer Session: Strangford Lough (west side) | Journal | Proc. Belf. Nat. Fld. Club | Details... |
| Carrothers, E.N. | 1930 | Ornithopus perpusillus and Allium oleraceum in Co Down | Journal | Ir. Nat. J. | Details... |
| Chase, C.D. | 1930 | Alien plants in Down and Antrim, 1928, 1929 | Journal | Ir. Nat. J. | Details... |
| Chase, C.D. | 1930 | Grasses | Journal | Proc. Belf. Nat. Fld. Club | Details... |
| Clapham, M. | 1930 | Botanical Society of Northern Ireland: Coastal Survey: II. Ballyholme Bay to Carnalea | Journal | Ir. Nat. J. | Details... |
| Foster, G. | 1930 | Flounced rustic moth in County Down | Journal | Ir. Nat. J. | Details... |
| Foster, G. | 1930 | Emmelesia decolorata, Hb., at Purdysburn, Co. Down | Journal | Ir. Nat. J. | Details... |
1178 references found.