Andrew Pearson, University of Waikato, Hamilton, New Zealand, Adam Hartland, Environmental Research Institute, School of Science, Faculty of Science and Engineering, University of Waikato, Hamilton, New Zealand, John Charles Hellstrom, University of Melbourne, School of Earth Sciences, Parkville, VIC 3010, Australia, Bethany R.S. Fox Dr, University of Huddersfield, Department of Biologial and Geographical Sciences, Huddersfield, United Kingdom, Brittany M. Ward, The University of Waikato, Environmental Research Institute, School of Science, Faculty of Science and Engineering, Hamilton, New Zealand and Marcus Vandergoes, GNS Science, Lower Hutt, New Zealand