Haug, Tore; Gulliksen, Bjørn (Fiskeridirektoratets skrifter, Serie Havundersøkelser, Research report, 1988)
Data were collected from Atlantic halibut (Hippoglossus hippoglossus) caught in gill nets and on
long lines in northern Norway between September and March during the years 1981-1986. The
liver is significantly depleted ...