The American Heart Association recommends consuming about two 3.5-ounce servings of fatty fish a week. 2 This provides a consistent source of the essential omega-3 fatty acids, both EPA and DHA, which ...

Fish are high in omega-3 fatty acids, protein, and vitamin D, but mercury content varies. Healthier fish are rich in ...

Fish rank as the most diverse group of vertebrates in the world. Scientists recognize over 37,000 distinct species, with many more waiting to be discovered. Most fish fall into the ray-finned group of ...

On the wild side, government regulations that tried to help only fueled a reckless race to catch as much fish as possible: ...

Invasive fish species can drive out native species, upsetting the balance of the ecosystems in which they appear. One of the ways that ecologists have been encouraging people to deal with these ...