Give difference between bony and cartilaginous fish.(2 point) Give Example Of Each.
Bony Fish | Cartilaginous Fish |
Bones are present as skeleton. | Cartilages are present as skeleton. |
Mouth is terminal or sub terminal in position. | Mouth is ventral in position. |
Tail fin is homocercal. | Tail fin is heterocercal. |
Operculum is present. | Operculum is absent. |
E.g. Labeo, Catla, Anabas etc. | E.g. Scoliodon, Torpedo etc. |