Formats: CSV Groups: Abundance Level (FIRMS Standard) Tags: Code 27.3.a.21 System fao Name Kattegat Subdivision 27.3.a.21 Code 27.3.b.23 System fao Name Sound Subdivision 27.3.b.23 Code 27.3.c.22 System fao Name Belt Sea Subdivision 27.3.c.22 Code HER Classification System ASFIS Scientific Name Clupea harengus