Out of the cradle: expansion from the natal ecosystem erodes morphological specificity in endemic Kamchatkan charrs (genus Salvelinus)
Evgeny V. Esin, Ludmila S. Zinevich, Kirill Kuzishchin, Marina Gruzdeva, Г. Н. Маркевич
This study traces the evolutionary history of Kamchatkan charrs, showing that postglacial expansion from Lake Kronotskoe led to new populations with generalized morphology due to hybridization and environmental pressures.
bioRxiv · Sep 4, 2026 · PreprintEvolutionary Biology