PhD in Marine Environmental Sciences, Full Professor in Zoology works on marine invertebrates biodiversity, ecology and biology not only in the Mediterranean basin but also in polar and tropical regions. His research takes in account the autoecology and taxonomy of zoobenthos, with particular reference to Porifera and Cnidaria. His current activities are focused on the exploration of the mesophotic zone through scientific diving, on marine habitat conservation and restoration. He is author of more then 200 scientific papers on peer-reviewed journals.