1. School of Technology, Cadi Ayyad University, BP. 383, Essaouira Aljadida, Morocco
2. Department of Biology, Cadi Ayyad University, Marrakech, Morocco
3. Department of Biology, University of Chouaib Doukkali, El Jadida, Morocco
4. Department of Biology, Cadi Ayyad University, Safi, Morocco
5. Chemical Oceanography Unit, FOCUS, University of Liège, Belgium