Hakan Turker is currently working as a Professor in the Department of Biology at Bolu Abant Izzet Baysal University, Bolu, Turkey. He received his M.Sc. and Ph.D. from the Department of Aquaculture, Fisheries and Wildlife Biology, Clemson University, South Carolina, USA and did postdoctoral research at Tropical Biosphere Research Center, Ryukyus University, Okinawa, Japan. His current research interests include; integrated multitrophic aquaculture, fish biology and aquatic toxicology. He has many papers in reputed international journals.