Nafsika Karakatsouli graduated (1994) with a BSc in Animal Sciences from the Agricultural University of Athens (Greece) and obtained her PhD in Aquaculture (2000) from the same University. She works in the Laboratory of Applied Hydrobiology since 2002. Her research interests focus on nutrition, physiology, endocrinology, behaviour and welfare of farmed fish and the effects of several rearing conditions on fish productive traits