Hamish Rodger graduated in veterinary medicine from the University of Glasgow, UK in 1984. He has a MSc and PhD from the University of Stirling, UK. Following time in academia (Uni. Stirling & UPENN, USA) & aquatic animal vet practice he established and operated an aquatic animal health consultancy which merged into PatoGen AS www.patogen.com , a Norwegian diagnostic and biotechnology company, where he serves as Chief Fish Health Officer. He provides diagnostic, consultancy, training and veterinary services to aquaculture companies on a global basis and is involved in a broad range of aquaculture fish health research projects, many with a focus on gill health, in Norway, Europe & the UK.