Big fish are getting smaller, and little fish are replacing them, says new research

Mystery of Tuna Covered in Strange Round Holes Explained

Big fish, little fish: how humans are influencing the size of marine species

Dunk Was Chunky, but Still Deadly - The New York Times

My fish is not swimming, but lying on the bottom and not eating anything. What should I do? - Quora

Climate change makes some fish smaller, and others bigger, study finds

New fish species discovered after years of popularity in the aquarium trade – Research News

Fish size matters in fish populations – Monash Lens

Meeresfische werden kleiner – Forscher sprechen von messbaren Folgen

The world's fish are shrinking as the climate warms. We're trying to figure out why, fish

Fish are the sex-switching masters of the animal kingdom

Fisheries experts examine great hammerhead shark