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| Author(s) [A-Z] | Year [ascending] | Title | Type | Journal | Citation |
| Belfast Naturalists' Field Club | 1871 | Summer Session: Castledawson and Moyola Park | Journal | Proc. Belf. Nat. Fld. Club | Details... |
| Adams, A.L. | 1878 | On the recent and extinct Irish mammals | Journal | Sci. Proc. R. D. S. | Details... |
| Barrett-Hamilton, G.E.H. | 1892 | Breeding habits of the otter (Lutra vulgaris) and squirrel (Sciurus vulgaris) | Journal | Ir. Nat. | Details... |
| O'Connell, J.H. | 1893 | Breeding of the squirrel (Sciurus vulgaris) and otter (Lutra vulgaris) | Journal | Ir. Nat. | Details... |
| Barrett-Hamilton, G.E.H. | 1909 | The Irish otter | Journal | Ir. Nat. | Details... |
| Scharff, R.F. | 1909 | On the occurrence of a speckled otter in Ireland | Journal | Ir. Nat. | Details... |
| Pentland, G.H. | 1912 | Notes on the increase and decrease of some mammals, birds and insects in the county of Louth during the last fifty years | Journal | Ir. Nat. | Details... |
| Scharff, R.F. | 1915 | The speckled otter | Journal | Ir. Nat. | Details... |
| Ffolliott Darling, J. | 1916 | Some notes on otters | Journal | Ir. Nat. | Details... |
| Griffith, H.A.C. | 1927 | Otters in County Down | Journal | Ir. Nat. J. | Details... |
| Moffat, C.B. | 1927 | The otter | Journal | Ir. Nat. J. | Details... |
| Skillen, J. | 1927 | The otter | Journal | Ir. Nat. J. | Details... |
| Moffat, C.B. | 1939 | Killing of ornamental fowl at Powerscourt, Co. Wicklow. Heron or otter? | Journal | Ir. Nat. J. | Details... |
| Logan, W. | 1943 | Otter taking hooked trout | Journal | Ir. Nat. J. | Details... |
| MacLoughlin, J.H. | 1950 | An otter in Belfast | Journal | Ir. Nat. J. | Details... |
| Gresson, R.A.R. | 1958 | Review: 'The natural history of the otter' by M.N. Stephens | Journal | Ir. Nat. J. | Details... |
| Fitzgerald, J.W. | 1960 | Review: 'Ring of bright water' by G. Maxwell | Journal | Ir. Nat. J. | Details... |
| Fairley, J.S. | 1970 | Review: 'The otter report' by M.N. Stephens | Journal | Ir. Nat. J. | Details... |
| Farran, J. | 1980 | Urgent request for otter information | Journal | Ir. Nat. J. | Details... |
| Chapman, P.J. & Chapman, L.L. | 1982 | Otter Survey of Ireland. Suirbhe Dobharchu Na H-Eireann | Report | | Details... |
46 references found.