Unlocking the Secrets of Fish: An entire Manual on Forms, Habitats, and Advantages

Unlocking the Secrets of Fish: An entire Manual on Forms, Habitats, and Advantages

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What exactly are the principle Varieties ofFish?
Fish are categorized into 3 principal types dependent on their skeletal composition and respiratory programs:

Bony Fish (Osteichthyes): This class features species like salmon, trout, and cod, accounting for around 96% of all fish species. Their skeletons are created of bones, and they've operculum (gill handles) for respiration.

Cartilaginous Fish (Chondrichthyes): Fish like sharks, rays, and skates tumble into this group, characterised by skeletons crafted from cartilage. They usually have various gill slits with no covers.

Jawless Fish (Agnatha): Primitive fish like lampreys and hagfish belong to this group. In contrast to other fish, they deficiency jaws and depend on suction or other one of a kind feeding approaches.