Responsibilities.

Honorary Curator of the Geological Collections which form part of the University Museum. Chairman of the charity ‘The Friends of Hugh Miller‘. External Examiner  in Geoscience, University of St Andrews. President, Aberdeen Geological Society.

Research Interests.

Early terrestrial and freshwater environments, particularly in relation to the Devonian of Scotland. Biota of the Rhynie chert. Devonian fish faunas. Trace fossils of the Old Red Sandstone. General palaeoecology and sedimentology. History of geology in Scotland.

Selected Publications

• Newman, M. J. & Trewin, N. H. 2008. Discovery of the arthrodire genus Actinolepis (Class Placodermi) in the Middle Devonian of Scotland. Scottish Journal of Geology, 44, 83-88.
• Trewin, N. H. 2008. Fossils Alive, or new walks in an old field. Dunedin Academic Press, Edinburgh.  xv+ 211.
• Trewin, N. H. & Hurst, A. (eds) 2009.   Excursion Guide to the Geology of E. Sutherland and Caithness. Dunedin Academic Press. Edinburgh. viii + 183.
• Fayers, S. R., Trewin, N. H. & Morrissey, L. 2010. A large arthropod from the Lower Old Red Sandstone (Early Devonian) of Tredomen Quarry, South Wales. Palaeontology, 53, 627-643.
• Andrews, S., Trewin, N. H. & Hartley, A. J. & Weedon, G.P.  2010. Solar variance recorded in lacustrine deposits from the Devonian and Proterozoic of Scotland. Journal of the Geological Society, London, 167, 847-856.
• Andrews, S. & Trewin, N. H.   2010. Periodicity determination of lacustrine cycles from the Devonian of Northern Scotland. Scottish Journal of Geology, 46, 143-155.
• Mark, D. F., Rice, C. M., Fallick, A. E., Trewin, N. H., Lee, M. R., Boyce, A. & Lee, J. K. W. 2011. 40Ar/39Ar dating of hydrothermal activity, biota and gold mineralisation in the Rhynie hot-spring system, Aberdeenshire, Scotland. Geochemica et Cosmochemica Acta, 75, 555-569.

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