Skeletal Structure of Fish

Fishes are vertebrates that belong to the superclass Pisces and are aquatic creatures with a strong skeletal system. The skeletal system of a fish forms the basic foundation of the body and is mainly made up of bones, cartilage, and connective tissues. The system’s primary function is protection and movement and offers shape and support to the body.

Skeletal System of Fish

The skeletal system of fish is the bones and the cartilage that support the fish’s body. Even the basic hagfishes have a skeletal system. The skeletal system of sharks and rays is complicated and mainly consists of cartilage rather than bones. Based on the type of skeleton the fishes are classified into bony fishes and cartilaginous fishes. The main function of the skeletal system is to provide protection, support, and aid in locomotion. In this article, we will look into the meaning, composition, and function of the skeletal system of fish.

Table of Content

  • Skeletal Structure of Fish
  • Fish Skeletal System Labeled Diagram
  • Composition of the Fish Skeleton System
  • Fish Bones
  • Classification of Fish Based on the Habitat and Skeletal System
  • Function of the Fish Skeletal System

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Skeletal Structure of Fish

Fishes are vertebrates that belong to the superclass Pisces and are aquatic creatures with a strong skeletal system. The skeletal system of a fish forms the basic foundation of the body and is mainly made up of bones, cartilage, and connective tissues. The system’s primary function is protection and movement and offers shape and support to the body....

Fish Skeletal System Labeled Diagram

The fish skeletal system labelled diagram is given below:...

Composition of the Fish Skeleton System

The fish skeletal system comprises about 150 bones that feature the vertebral column, jaw, ribs, cranium, and intramuscular bones. The skeletal system is divided into two parts:...

Fish Bones

The skeletal system of the fish is made up of many small bones, they are dense and less flexible than cartilage. The different bones in fish are:...

Classification of Fish Based on the Habitat and Skeletal System

Fishes are classified into two types based on the type of skeletal system. They are:...

Function of the Fish Skeletal System

There are various functions of the skeletal system in fishes, some of which are:...

Conclusion – Fish Skeletal System

The fish skeletal system is complex and very diverse as it reflects a vast array of evolutionary adaptations enabling the fish to survive in any aquatic environment. Based on the composition of the skeletal system there are two types of fishes; cartilaginous fishes and bony fishes. The main function of the skeletal system is to provide mechanical support, and protection and help in locomotion....

FAQs on Fish Skeletal System

What Type of Skeleton does a Fish have?...