title: EFFECT OF B VITAMINS IN FEED ON EMBRYONIC AND EARLY POST-EMBRYONIC DEVELOPMENT OF CAT SHARK IN EXPERIMENTAL CONDITIONS
abstract: The article describes the problem of optimization of feeding cat sharks in the aquarium environment at the exposition of the Museum of the World Ocean in relation to the loss of vitamins in the course of freezing fish and squids that make a part of shark feed. In the process of studying the influence of added to the feed vitamins of B group (thiamine, pyridoxine, riboflavin, cyanocobalamin) onto cat shark organism at different stages of ontogenesis there have been found a positive results: impro
journal: VESTNIK OF ASTRAKHAN STATE TECHNICAL UNIVERSITY SERIES FISHING INDUSTRY