Often you can tell what family of fish it is in.
The scales are overlapping and are arranged so that they are found on the head and go towards the tail. That helps them move through water.
The body covering for a fish is called its scales. Scales on fish vary by size, color, number, and shape by species.
The body covery of the fish is there skins.
All fish have a body covering of scales.
Skin and perhaps in some fish scales.
Scales
If the fish is a baby and it grows then the scales expand and grow to match the fish's body.
The outermost layer of most fish is scales.
Scales
Scales
Yes. Seahorses are bony fish, they do not have scales, rather a thin skin stretched over a series of bony plates arranged in rings throughout their body.
There is no real type of skin for cartilage fish. It varies..
the scales cover the fish's body so it would be skin of the fish or another layer.