The 's largest fish is going extinct - The Washington Post

Northern snakehead fish Smithsonian's National Zoo and Conservation Biology Institute

The Plan to Save Oregon's Salmon From Willamette River Dams — ProPublica

Methuselah arrived in the US in 1938. She's now the oldest fish in captivity, California

Oarfish - Oceana

10 of the World's Most Dangerous Fish

Why would there be no more fish in 40 years?

Big fish sightings are spiking. Climate change may be the cause. - The Washington Post

Deadly appetite: 10 animals we are eating into extinction, Environment

Subterranean Fish Named 'Gollum' Belongs to a New Family, Smart News