title: Main morpho-biological characteristics of the European flounder (Platichthys flesus Linnaeus, 1785) of the Shabolatski estuary in the period from 1980 to 2020
abstract: Purpose. Study of changes in the main morpho-biological characteristics of the European flounder P. flesus of the Shabolatsky lagoon for the period from 1980 to 2020. Methodology. The study was conducted in 1980–2020 in different seasons of the year. The material for ichthyological studies were representative samples (25-50 fish) taken from commercial and control fishing gears. Generally accepted methods of ichthyological studies were used. The sex, fecundity, composition of diets and the ratio 
journal: Ribogospodarsʹka nauka Ukraïni