Additional file 1: of Closely-related Photobacterium strains comprise the majority of bacteria in the gut of migrating Atlantic cod (Gadus morhua)

Life cycle, migration pattern, and sampling area of the Atlantic cod population. Migrating Atlantic cod were sampled outside Tromsø, Norway (latitude 70.018056 and longitude 18.110333) at 63–108 m depth, with a sea temperature of 5 °C on February 22, 2017. A red pin indicates the collection area of Atlantic cod. Black arrows show the spawning migration routes of migrating Atlantic cod from the Barents Sea and Svalbard waters to the Norwegian coasts, during late winter. (JPG 818 kb)