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 ...

Ciguatera—a toxin that accumulates in reef fish—is a common cause of seafood poisoning. Learn which fish are safest to order ...

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 ...

The Michigan Department of Health and Human Services released its 2025 Eat Safe Fish Guide, advising residents on safe consumption levels for fish caught in popular fishing spots. The guide details ...