Keyword: «biological methods»

BIOECOLOGICAL FEATURES OF PERCA THE BASIN OF THE RIVER IRTYSH

Authors:

Yana Sagitylina,

Elena Promotorova

The study of bioecological features of the common lower Irtysh perca was conducted in the vicinity of the village of Sumkino in 2019. The caught ichthyomaterial was subjected to morphological and biological analysis. As a result of ball's research, the specificity of indicators of native perch in comparison with individuals.

Keywords: morphological analysis, fertility, nutrition, irtysh river, ichthyology, fish, perch, biological methods, linear weight growth