“…The copyright holder for this preprint (which was not this version posted April 3, 2019. ; https://doi.org/10.1101/596429 doi: bioRxiv preprint Sube (1970), Labate & D'Addaboo (1974), Rützler (1976), Peattie & Hoare (1981), Koukouras et al (1985), Wendt et al (1985), Voultsiadou-Koukoura et al (1987), Koukouras et al (1992), Klitgaard (1995), Koukouras et al (1996), Duffy (1996), Magnino et al (1999), Ribeiro et al (2003), Skilleter et al (2005), Abdo (2007), Palpandi et al (2007), Huang et al (2008), Greene (2008, Schejter et al (2012), Sivadas et al (2014), andSchönberg et al (2015). Of the mentioned studies regarding the associated organisms of demosponges, the most represented phyla are Arthropoda, Annelida, Mollusca, Nematoda, and Echinodermata and the most abundant classes are Crustacea, Polychaeta, and Ophiuroidea.…”