Cycloid Fish Scale Nikon's MicroscopyU

The principal purpose of scales is to give fish external protection, but not all fish species have them. However, those that do may be covered in scales of various shapes, sizes, and types. The primary categories of fish scales are placoid, cosmoid, ganoid, cycloid and ctenoid scales.

Structure of a fish scale hi-res stock photography and images - Alamy

Hybrid confocal fluorescence and photoacoustic microscopy for the

Microscopic

Formation process of staining-type hypermelanosis in Japanese

Cycloid Fish Scale Nikon's MicroscopyU

Cycloid & Ctenoid scale(High magnification view)

Cycloid scale — Nature's Workshop Plus

Formation process of staining-type hypermelanosis in Japanese

Differential Interference Contrast (DIC)

Nikon's MicroscopyU - The Source for Microscopy Education

Microscope fish hi-res stock photography and images - Alamy