1. School of Mathematics and Statistics; University of Sheffield; Sheffield UK
2. Department of Animal and Plant Sciences; University of Sheffield; Sheffield UK
3. Centre for Environment; Fisheries and Aquaculture Science; Lowestoft UK
4. Institute for Marine and Antarctic Studies and Centre for Marine Socioecology; University of Tasmania; Hobart Tasmania, Tas Australia
5. Aquatic Ecology Group; Department of Organismal Biology; School of Biological and Chemical Sciences; Queen Mary University of London; London UK
6. Department of Mathematics and Statistics; University of Strathclyde; Glasgow UK
7. Scottish Association for Marine Science; Scottish Marine Institute; Oban UK
8. Scottish Pelagic Fishermen's Association; Fraserburgh UK