Habitat and food source

Cartilaginous fish live in the sea. They are most common and likely to appear in warm seas. Their habitat varies from the different types. Some live in the depths of the seas, while others near the shores. Some live in coastal waters, other far out in the sea. Mostly cartilaginous fish are carnivores. What they eat ranges from small worms and mussels to large fast swimming fish such as marine animals. The sharks also do happen to eat other sharks. There are fewer than 100 attacks by cartilaginous fish on humans per year.