Licenses: Creative Commons Attribution Share-Alike 4.0 Tags: Code 21.4.V System fao Name Atlantic Northwest 21.4.V Code 21.4.W System fao Name Atlantic Northwest 21.4.W Code 21.4.X System fao Name Atlantic Northwest 21.4.X Code HER Classification System ASFIS Scientific Name Clupea harengus Groups: Abundance Level Biomass FishSource RAM Stock Types: Assessment Unit