Is it possible by the appearance of marine organisms to say to which natural community they belong?

Yes it’s true. Fish have special devices for swimming in different parts of the ocean or sea, as well as salinity and the amount of light.



One of the components of a person's success in our time is receiving modern high-quality education, mastering the knowledge, skills and abilities necessary for life in society. A person today needs to study almost all his life, mastering everything new and new, acquiring the necessary professional qualities.