Transcript: Which fish is the smartest in the school? If you answered salmon, you can move to the front of the class. Salmon is a cold water fish rich in essential omega-3 fatty acids, which are fats our bodies can’t produce! Salmon is vital to your diet, and can… Reduce the risk of heart disease, Minimize the symptoms of arthritis, And contribute to shiny hair and satiny skin! Enjoy three portions of salmon, or other cold water fish like herring, weekly.