About the Authors

Emily J. Baxter

e.baxter@ucc.ie

Affiliations Coastal and Marine Research Centre, Environmental Research Institute, University College Cork, Cork, Ireland, Department of Zoology, Ecology and Plant Science, School of Biological, Earth and Environmental Sciences, University College Cork, Cork, Ireland, Aquaculture and Fisheries Development Centre, School of Biological, Earth and Environmental Sciences, University College Cork, Cork, Ireland

Michael M. Sturt

Affiliation Department of Zoology, Ecology and Plant Science, School of Biological, Earth and Environmental Sciences, University College Cork, Cork, Ireland

Neil M. Ruane

Affiliation Fish Health Unit, Marine Institute, Co. Galway, Ireland

Thomas K. Doyle

Affiliation Coastal and Marine Research Centre, Environmental Research Institute, University College Cork, Cork, Ireland

Rob McAllen

Affiliation Department of Zoology, Ecology and Plant Science, School of Biological, Earth and Environmental Sciences, University College Cork, Cork, Ireland

Luke Harman

Affiliation Department of Zoology, Ecology and Plant Science, School of Biological, Earth and Environmental Sciences, University College Cork, Cork, Ireland

Hamish D. Rodger

Affiliation Vet-Aqua International, Co. Galway, Ireland

Competing Interests

Hamish D. Rodger is affiliated with Vet-Aqua International; however, this does not alter the authors' adherence to all the PLoS ONE policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: EJB MMS NMR HDR. Performed the experiments: EJB. Analyzed the data: EJB HDR. Wrote the paper: EJB HDR. Constructed the experimental system: EJB MMS LH. Animal care and maintenance: EJB MMS. Collected the data: EJB MMS NMR TKD. Edited the manuscript: TKD MMS NMR RM.