Whole-genome sequencing uncovers cryptic and hybrid species among Atlantic and Pacific cod-fish
Katrín Halldórsdóttir, Einar Árnason
This study uses whole-genome sequencing to reveal that walleye pollock is a hybrid species between Arctic and Atlantic cod, and that Atlantic cod ecotypes are separate species that hybridized.
bioRxiv · Dec 20, 2015 · Preprint