2018-08-102018-08-101978Биология моряhttps://repository.marine-research.ru/handle/299011/2276A functional-structural model of fish energy metabolism is developed on the basis of modern ideas of biological systems. Graphic representation is plotted for energy metabolism model of migrating tunnies,. The model is shown to be of use when solving a wide range of theoretical and practical problems. It is established that at cruising speed the system efficiency reaches the maximum value.ru