A new study reveals that decades of overfishing have altered the evolution of cod in the eastern Baltic Sea. The research, ...

Humans have forced cod to shrink in size by half since 1990s, scientists find Fast-growing cod have almost disappeared from the Baltic ...

Excessive fishing has forced Baltic cod to undergo genetic changes that have halved their size over the past 30 years, a new study has found. The research, published in the journal Science ...

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 ...

Their analysis involved 152 cod caught in the Bornholm Basin in the Baltic Sea, between 1996 and 2019.

Baltic cod are declining — and now researchers say the damage is genetic It has caused cod DNA to undergo evolutionary change that endangers the species in the long run.

A new paper shows that the average length of the Baltic cod shrunk by half over the last 30 years.

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 ...

The median mature length of eastern Baltic cod has halved from 40cm to about 20cm since the 1990s, according to research published last year.

Call it the case of the incredible shrinking cod. Thirty years ago, the cod that swam in the Baltic Sea were brag-worthy, with fishing boats hauling in fish the size of human toddlers.

25 June 2025/Kiel. Overfishing not only depletes fish stocks — it also alters the genetic blueprint of marine life. In the central Baltic Sea, cod (Gadus morhua) have not only become scarcer ...