Don’t look now, but your sushi may not be what it claims. The stuff being sold to you as “white tuna,” for instance, might be a type of mackerel that causes dysentery. High-mercury tilefish could be ...

Mackerel is a popular nutrient-dense fish. It has great commercial value throughout the world. People mostly catch these fish for food and sport. Due to their oily and firm flesh, they also make an ...