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 ...

Merve Ceylan is a dietitian and health writer with four years of experience writing for companies in the nutrition and health industry. Fish are rich in protein, omega-3 fatty acids, vitamin D, and ...

Salmon is high in omega-3 fatty acids and low in mercury. Atlantic mackerel is a sustainable and healthy fish choice because it contains lean protein and vitamin D. Rainbow trout is a heart-healthy ...