The evolutionary shifts driven by human over-exploitation risk undermining some fish populations beyond recovery, according to researchers, who looked at almost a quarter of a century of fish DNA.

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 ...

25.06.2025 20:00 “Shrinking” Cod: How Humans have altered the Genetic Make-Up of Fish Ilka Thomsen Kommunikation und Medien GEOMAR Helmholtz-Zentrum für Ozeanforschung Kiel 25 June 2025/Kiel ...