Shrinking fish!

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Research comparing prehistoric and contemporary salmonids indicates that fish size has decreased across millennia

Professor Carlos Garcia de Leaniz, Department of Biosciences, Swansea University has co-authored a paper which has been published by Royal Society Open ScienceThe paper analyses the evolution of salmonid size by comparing prehistoric fish remains with contemporary samples to determine shifts in body size. More

A historical perspective on salmon size also appears in the National Geographic: "Salmon Were Once Huge. What Happened?" The article examines a new study which suggests that cavemen may have accidentally bred smaller fish by eating the big ones. More

Also reporting the research: