And while some types of fish are perfectly fine to eat frequently, others should be consumed with caution. So what are the healthiest fish options you should be stacking on your plate, and what ...

Tuna is a widely eaten species of fish. However, canned tuna is often the most common source of mercury in the diet. Recommendations for how often a person should eat canned tuna can vary ...

The best types of fish to eat are oily fish such as salmon ... This are chemicals that were dumped in the sea decades ago, but are still showing up in fish, animal and human fats.

Herbivores – Animals which eat plants. Parrotfishes are a species of herbivorous fish. Migrate – To move from one place to another. Salmon migrate from freshwater rivers to the sea.