Ключевое слово: «fertility»

Ксенофонтов М. М., Колодезникова И. Н. ON THE BRACHYMYSTAX LENOK BIOLOGY (PALLAS, 1773) OF THE UPPER AMGA RIVER // Научно-методический электронный журнал «Концепт». – 2023. – . – URL: http://e-koncept.ru/2023/0.htm
The article presents the result of an ichthyological study in the basin of the upper stream of the river Amga. During the period of work, hydrological indicators and ichthyological materials were selected from the Amga, Berjiges and Uluu rivers. The object of the study was Sharp-snouted lenok (Brachymystax lenok, PALLAS, 1773). The average length of lenok was 40 cm, the average weight was 791 gr. In the catches there were individuals aged 3+ to 9+ years. The fecundity of lenok females averaged 2,465 pcs.