I'm not quite sure what you are saying. But I believe you are talking about the scales. The answer is scales
Some fish have skin made up of alternating layers of guanine crystals and cytoplasm to avoid polarized light and reflect un-polarized light.
It is a skin fish. The skin is very soft and free of scale.
It depends on what kind of skin you have. If you have sensitive skin, then yes, fish oil can penetrate your skin.
No: fish have scales, not skin, unlike reptiles which have scaly skin (there is a difference).
aluminum oxideMicrodermabrasion procedure involves the spraying of very fine microdermabrasion crystals onto the surface of the skin so as to gently exfoliate and peel away the old and dead skin cells. Usually, aluminum oxide crystals(chemical formula Al2O3) is recommended due to its non-toxicity properties and does not provoke any side effects or surface skin irritations.
A fish has scales
Fish do not have human skin except in the movies or science fiction books.
The reason why fish have silver skin is because it helps them to hide from predator. The silver skin refracts light and makes it harder for enemies to see these fish.
There is no real type of skin for cartilage fish. It varies..
gold fish have fish scales.
They have skin [its octopuses or octopi]
Betta fish derive their color from refraction within a layer of translucent guanine crystals.