For citations:

Yusupov R.R., Semenov Yu.K. Size-age and sex-age structure of flounders in the northern part of the Sea of Okhotsk in 1997–2019. The researches of the aquatic biological resources of Kamchatka and the North-West Part of the Pacific Ocean. 2023;(69):27-54. (In Russ.) https://doi.org/10.15853/2072-8212.2023.69.27-54