Determination of polyphenols, tannins, flavonoids and antioxidant activity in extracts of two genus Ircinia marine sponges of Atlantic Morrocan coast Journal title: Journal of Biodiversity and Environmental Sciences (JBES) Authors: Z. Rhandour, M. Tarbaoui, N. Sagou, M. Oumam, B. El Amraoui, A. Bennamara, A. Abourriche Subject(s): Biological Sciences, Environmental Sciences, Biology