differences between cartilagefish and bone fish
Answers
Answer:
CARTAILAGE FISH AND BONE FISH
Explanation:
The principal difference between bony fish and cartilaginous fish is in the skeleton makeup. As previously mentioned, bony fish have a bone skeleton whereas cartilaginous fish have a skeleton made of cartilage. There are, however, several other differences between these two classes of fish.
Answer:
This category of fish is also referred to as Teleostomi. It is also considered the largest class in Phylum Chordata. Cartilaginous Fish
This category of fish is also referred to as Elasmobranchi. In this category you will primarily find marine fishes. Therefore, you should not find any fresh water fish in this group.
Explanation:
They have anterior tip mouth opening
They can either be fresh water or marine water fishes
Their exoskeleton is made up of cycloids (thin bony plates), aligned based on whether the outer edges are spiny or smooth
They have an operculum on either side of their gills
They possess an air bladder that also performs hydrostatic functions.The buccal cavity of these fishes is ventrally positioned
The position of their tail finds is heterocercal
On either side, they have 5 gills that are overly exposed, so they do not have an operculum
Their mode of fertilization is through internal mechanisms