It was just uploaded in the channel HS BIOLOGY, the great video “Types of Scales in Fishes| Scalation| Lagler| Quick Review| Slideshow| Biology Base.”.
As pubished in the youtube video by HS BIOLOGY: “Placoid scales. Rhombic Scales. Cycloid Scales. Ctenoid Scales. Structural Scales. Non placoid Scales. Cosmoid Scales. Ganoid Scales. Bony-Ridge Scales.
Scales in Fishes.”
You can check the video below: