If your cat doesn’t care for cod, you might wonder what other fish are okay for your cat to eat. In general, you should stick to fish that are considered low in mercury, such as the following: Salmon Tilapia Catfish Pollock Halibut Anchovies Avoid fish known to be high in mercury, i...
and certain fish have a higher concentration than others. When you eat fish, mercury is absorbed through digestion and enters the bloodstream, traveling to every organ in your body. It can cross the blood-brain barrier and, in excess, it can cause damage to your central nervous system.7 ...