Adaptive introgression from Pacific herring to Atlantic herring in the brackish Baltic Sea
Mafalda S. Ferreira, Sabine Felkel, Angela P. Fuentes‐Pardo, Jake Goodall, Dandan Wang, Arianna Cocco, Mats Pettersson, Leif Andersson
The paper identifies adaptive introgression from Pacific herring to Atlantic herring in the Baltic Sea, showing introgressed genes may enhance adaptation to brackish environments.
bioRxiv · Nov 2, 2025 · PreprintEvolutionary Biology