1. Science Branch, Fisheries and Oceans Canada, 80 East White Hills Rd., St. John’s, NL A1C 5X1, Canada
2. Marine and Freshwater Research Institute, Skulagata 4, 101 Reykjavik, Iceland
3. Department of Mechanical Engineering, University of Birmingham, Birmingham B15 2TT, UK
4. Fisheries and Oceans Canada, 200 Kent Street Ottawa, ON K1A 0E6, Canada
5. Department of Ocean Sciences, Memorial University of Newfoundland, St. John’s, NL A1C 5S7, Canada