It helps them swim easier.
The "slime" on a fish is mucus secreted by skin glands to help protect the fish from infections and infestations; it can also help to decrease surface tension, which can help the fish swim more efficiently.
The slime coat is a protective casing that helps the fish avoid injury and infection.
Scales of lizard are made up of keratinized epidermal cells . Scales of fishes are of different type . most common fish scales are cycloid and ctenoid and are not keratinized . they are also coverewd by epidermis.
A fishes scales do exactly the same job for a fish as your skin does for you and works in the same way. It is simply the barrier between all things on the outside and all things on the inside that constitute you.
Most fish are covered with 'scales'
_______ are to birds as scales are to fish
The eyes should be clear and raised, not sunken. There should be slime on it and its skin should be moist. The scales should be firmly attached and shiny.
The purpose of slime coating is to protect the fish against disease, infection and minor damage.
fins, gills, scales, some of them have teeth.
it help the fish to move swiftly threw the water
help the fish breathe
the fishes have scales, to help and protect them from the predators.
Scales can help to protect a fish and make it more comfortable when it swims or moves around; scales are typically hard, sturdy, and slippery which can also make it more difficult for predators to catch it.
Scales help to protect the fishes body. They also help the fish be able to glide through the water.
There are many ways in which scales assist a fish. The easiest one to explain and probably the most accurate to answer your question is that the scales are smooth and provide an aerodynamic facade, which helps them swim more efficiently.
Scales of lizard are made up of keratinized epidermal cells . Scales of fishes are of different type . most common fish scales are cycloid and ctenoid and are not keratinized . they are also coverewd by epidermis.
A fishes scales do exactly the same job for a fish as your skin does for you and works in the same way. It is simply the barrier between all things on the outside and all things on the inside that constitute you.
Scales
Cuz they DO!