What exactly are the most crucial Sorts ofFish?
Fish are categorized into a few major varieties based on their own skeletal construction and respiratory units:
Bony Fish (Osteichthyes): This group consists of species like salmon, trout, and cod, accounting for approximately 96% of all fish species. Their skeletons are created of bones, and they have got operculum (gill covers) for respiratory.
Cartilaginous Fish (Chondrichthyes): Fish like sharks, rays, and skates drop into this team, characterized by skeletons made of cartilage. They commonly have several gill slits without addresses.
Jawless Fish (Agnatha): Primitive fish like lampreys and hagfish belong to this category. Contrary to other fish, they lack jaws and rely upon suction or other special feeding methods.