Decadal Changes in the Ichthyofauna of a Eutrophic Estuary Following a Remedial Engineering Modification and Subsequent Environmental Shifts
MURDOCH RESEARCH REPOSITORY This is the author’s final version of the work, as accepted for publication following peer review but without the publisher’s layout or pagination. The definitive version is available at http://dx.doi.org/10.1016/j.ecss.2016.08.023 Potter, I.C., Veale, L., Tweedley, J.R. and Clarke, K.R. (2016) Decadal changes in the ichthyofauna of a eutrophic estuary following a remedial engineering modification and subsequent environmental shifts. Estuarine, Coastal and Shelf Science, 181 . pp. 345-363. http://researchrepository.murdoch.edu.au/33683/ Copyright: © 2016 Elsevier Ltd. Graphical Abstract Microtidal Peel-Harvey Estuary, south-western Australia Declining freshwater inflow 1980-81 1996-97 2008-10 Eutrophication Dawesville Dawesville Channel Channel ↑ Marine stragglers ↑↑ Marine stragglers Tidal exchange Tidal exchange Massive macroalgal growths ↓ Macrophytes ↑ Heterogeneity Graphical abstract Research Highlights Highlights Ichthyofauna of a eutrophic microtidal estuary following engineering intervention Species composition changed after opening of an artificial subsidiary entrance channel Increased tidal exchange and persistent high salinities influenced species composition Species composition also reflects extent of macrophyte abundance Great value of long-term data for predicting changes in estuarine ichthyofaunas *Manuscript Click here to download Manuscript: Peel Text_no endnote_Revision_Final.docx Click here to view linked References 1 Decadal changes in the ichthyofauna of a eutrophic estuary following a 2 remedial engineering modification and subsequent environmental shifts 3 4 Ian C. Pottera*. Lauren Vealea, James R. Tweedleya and K. Robert Clarkea,b 5 6 7 a Centre for Fish and Fisheries Research, School of Veterinary and Life Sciences, 8 Murdoch University, South Street, Murdoch, 9 Western Australia 6150, Australia 10 11 b Plymouth Marine Laboratory, Prospect Place, West Hoe, 12 Plymouth PL1 3DH, United Kingdom 13 14 15 16 *Author to whom correspondence should be addressed.
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