1. Department of Marine Science University of Otago PO Box 56 Dunedin 9054 New Zealand
2. Fenner School of Environment and Society Australian National University Acton ACT2601 Australia
3. Institut de Systématique, Évolution, Biodiversité (ISYEB, UMR7205 CNRS, MNHN, UPMC, EPHE) Muséum national d'Histoire naturelle Sorbonne Universités 57 rue Cuvier 75005 Paris France
4. Laboratorio de Ecosistemas Marinos Antárticos y Subantárticos (LEMAS) Universidad de Magallanes Punta Arenas Chile
5. Institute of Ecology and Biodiversity (IEB) Las Palmeras 3425 8320000 Santiago Ñuñoa Chile
6. National Institute of Water and Atmospheric Research Ltd (NIWA) Private Bag 14‐901 Wellington 6241 New Zealand
7. School of Biological Sciences University of Auckland Private Bag 92019 Auckland 1142 New Zealand
8. Departamento de Oceanografía Universidad de Concepción Concepción Chile
9. Centro FONDAP de Investigaciones en Dinámica de Ecosistemas Marinos de Altas Latitudes (IDEAL) Santiago Chile
10. Claude McCarthy Fellow 2007–2008 Department of Marine Science University of Otago PO Box 56 Dunedin 9054 New Zealand