1. Keppel-NUS Corporate Laboratory, Tropical Marine Science Institute, National University of Singapore, 18 Kent Ridge Road, Singapore 119227
2. Life Sciences Department, The Natural History Museum, Cromwell Road, London SW7 5BD, UK
3. Uni Research, Thormølensgate 49B, Bergen, Norway
4. Gothenburg Global Biodiversity Centre, Department of Marine Sciences, University of Gothenburg, Box 463, 40530 Gothenburg, Sweden