1. Morphogenesis of Macroalgae UMR8227 CNRS‐UPMC Station Biologique Roscoff 29680 France
2. Travessa Alexandre da Conceição ALGAplus Lda Ílhavo 3830‐196 Portugal
3. Water and Marine Resources Unit Joint Research Centre – Directorate for Sustainable Resources European Commission via E. Fermi Ispra (VA) 2749‐21027 Italy
4. Department of BioScience Aarhus University Vejlsøvej 25 Silkeborg 8600 Denmark
5. School of Biosciences University of Birmingham Birmingham B15 2TT UK
6. Department of Biology Ghent University Krijgslaan 281 S8 Ghent 9000 Belgium
7. Department of Biology Morphogenesis of Macroalgae National and Kapodistrian University of Athens Athens 157 84 Greece
8. Facultad de Ciencias del Mar Universidad de Las Palmas de Gran Canaria Las Palmas de Gran Canaria 35017 Spain
9. Institute for Inorganic and Analytical Chemistry Friedrich Schiller University Jena Lessingstr. 8 Jena 07743 Germany