1. Earth and Ocean Sciences, School of Natural Sciences, Ryan Institute, National University of Ireland, Galway, Ireland
2. J. S. Craigie Research Centre, Cornwallis, N.S., Canada
3. European Commission, Joint Research Centre – Directorate for Sustainable Resources, Water and Marine Resources Unit, Ispra, Italy
4. Interdisciplinary Centre of Marine and Environmental Research (CIIMAR/CIMAR), Terminal de Cruzeiros do Porto de Leixões, Avenida General Norton de Matos, S/N, 4450-208 Matosinhos, Portugal
5. Private Phycologist, 10288, Hwy 1, Evangeline Trail, Paradise, Nova Scotia, Canada