Athanasios Exadactylos completed his Higher Diploma in Agriculture, Department of Agriculture, School of Geotechnical Sciences, Aristotle University of Thessaloniki, Thessaloniki, Hellas,1987-1993 and PhD in Flatfish Population Genetics, University of Liverpool, School of Biological Sciences, Port Erin Marine Lab, Isle of Man, UΚ,1993-1997. Presently he is a Associate Professor on Aquatic Animal Genetics, University of Thessaly, School of Agricultural Sciences,Department of Ichthyology and Aquatic Environment, Volos, Hellas

i. Molecular population genetics [isozyme electrophoresis, gel electrophoresis of DNA, PCR methods of DNA amplification (RAPD, microsatellites), Southern blots, Restriction Fragment Length Polymorphism analysis (RFLP) of mtDNA, SNPs, microarray analysis, Next Generation Sequencing (NGS)] ii. Conservation biology-genetics (gene flow, gene pool, extinction vortices, Population dynamics, Population bottlenecks, Founder effects) iii. Genetic pollution (species invasions, species enhancements) iv. Ecotoxicology-Genotoxicity (DNA damage/repair, resistance on selected gene loci) v. Quantitative developmental genetics (gene expression-qPCR, growth rates and heterozygosity, fitness correlated traits)