Thousands of children swim close to each other but without collisions, what is the secret of fish?

A group of fish is not usually divided hierarchically or the first female but although the number of thousands of individuals, when swimming they do not collide with each other and can also coordinate to deal with predators. So what's the secret here?

Picture 1 of Thousands of children swim close to each other but without collisions, what is the secret of fish?
Hundreds of thousands of fish swim in the ocean.

'Fish' is the term used to refer to the same species of fish, swimming together in a coordinated way. Most often found in the ocean are small groups of fish from a few hundred to thousands of children. The purpose of swimming in the herd is to protect yourself from predators. At the same time, this gathering also makes it easier for them to find food and reproduce :

We invite you to explore how a group of fish operates in the video below: