Eastern Baltic cod grow to much smaller sizes than they did just 30 years ago, because overfishing altered their genes, ...

Clownfish off the Papua New Guinea coast are shrinking as a survival adaptation to rising ocean temperatures.

Subscribe to our Sunday newsletter and get all our fun, unique, and fascinating science stories right to your inbox, with a few added bonuses.

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 authors of the study had “broken new ground” in linking shrinking fish sizes to “genes that are important for fish growth and reproduction”, said Malin Pinsky, a marine biologist who ...

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 ...

Clownfish, beloved from 'Finding Nemo', are shrinking in response to warming oceans, a Newcastle University study finds. Researchers explore this survival strategy.