The following points highlight the seven main types of system existing in fishes. The types are: 1. Fin System 2. Digestive System 3. Respiratory System 4. Circulatory System 5. Nervous System 6. Excretory System 7. Reproductive System. Type # 1. Fin System: The fins constitute the major propulsive organs in fishes. These are either folds of skin or projections from [...]
The following points highlight the six main types of migration in fishes. The types are: 1. Latitudinal Migration 2. Vertical Migration 3. Spawning Migration 4. Feeding Migration 5. Overwintering Migration 6. Shoreward Migration. Type # 1. Latitudinal Migration: This is performed by fishes like barracudas (Sphyraena) and swordfish (Xiphius) of the warm tropical seas. They migrate to north in spring [...]
After reading this article you will learn about: 1. Advantages of Fish Farming 2. Methods of Fish Farming. Advantages of Fish Farming: 1. Fish provides high quality animal protein for human consumption. 2. A farmer can often integrate fish farming into the existing farm to create additional income and improve its water management. 3. Fish growth in ponds can be [...]