With a background in biology and a doctorate in oceanology, Nadia OUNAIS followed a scientific career which, after various experiences in aquaculture, led her first to take charge of the Monaco Aquarium, then to become operational director of the Oceanographic Institute. She was in charge of the Aquarium, educational services, public conferences, exhibitions and scientific congresses.

Since March 2017, she has been appointed Vice President of International Affairs at the Oceanographic Institute.

President of the European Union of Aquarium Curators (EUAC) for 9 years, founding member of the International Aquarium Network (IAN), founding member of the World Ocean Network, member of several other international organizations, author of several scientific publications and experienced diver, Named Chevalier in the Order of Saint-Charles by H.S.H. Prince Rainier III of Monaco for his career in 2001.

Awarded the Trident d'Or in 2012 by the International Academy of Underwater Science and Technology, the highest distinction in the aquatic world. Of Tunisian origin, she was awarded the "Radiant International Tunisian Woman" trophy in 2016 by the head of the Tunisian government.