1. University of Bergen, Department of Biology, PO Box 7803, 5020 Bergen, Norway
2. Irish Seaweed Research Group, Ryan Institute, National University of Ireland Galway, University Road, Galway, Ireland
3. University of Barcelona, Laboratory of Botany, Faculty of Pharmacy & Biodiversity Research institute (IrBIO), Av. Joan XXIII s/n, 08028, Barcelona, Spain
4. University of Oslo, Centre for Ecological and Evolutionary Synthesis, Department of Biosciences, PO Box 1066 Blindern, 0316 Oslo, Norway
5. Shoals Marine Laboratory, University of New Hampshire, Morse Hall 113, 8 College Road, Durham, NH 03824, USA