Collective memory loss in herring results in 800 km shift in spawning grounds

PHYSorg
May 13, 2025, 7:50 am130 pts
Researchers led by the Institute of Marine Research in Norway report an 800 km poleward shift in the spawning grounds of Norwegian spring-spawning herring (NSS herring) following a loss of collective migration memory among older fish due to age-selective fishing. Findings indicate potential disruptions to…

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