The eastern Baltic cod has shrunk dramatically in size in recent decades due to rapid evolution — changes at the genetic level — caused by decades of intensive fishing, a new study says. It’s one of ...

A catch of Baltic Sea cod in 1987 shows fish that grew more than three feet long, with Finnish fisheries biologist Eero Kalevi Aro. Jesper Bay of the Danish Institute for Fisheries and Marine Research ...

Cod used to be giants. With their impressive size—over a meter in length and weighing up to 40 kilograms—and abundance, they, alongside herring, were the backbone of the Baltic fishery. Today, a fully ...