Erratum to: Regional-scale analysis of subtidal rocky shore community

Acknowledgments We would like to thank Rene Derrien, Francois-Xavier Decaris, Marie Mercier-Pecard, Nicolas Mercier, Thomas Abiven, and Elodie Catherine for essential participation in field work. We thank Touria Bajjouk, Anne Daniel, and Anouar Hamdi from Ifremer who provided us environmental data. We are also grateful to Annie Girard-Descatoire for help with Porifera identification, to Marie-Therese L’Hardy-Halos for help with algae identification, and to Claude Beaupoil for work on sampling design. We also thank our Financial partners: The Brittany Region, the European Regional Development Fund, Ifremer, and the Estuaires Loire Vilaine Association for making it possible to obtain valuable data. Finally, we thank Helgoland Marine Research reviewers and especially Dr Inka Bartsch for their reviewing that helped us to improve this manuscript.