Scomber scombrus - North Sea (Subarea 27.4) - Bothnian Bay (Subdivision 27.3.d.31) - Skagerrak and Kattegat (Division 27.3.a) - Gulf of Finland (Subdivision 27.3.d.32) - Norwegian Sea (Division 27.2.a) - Bothnian Sea (Subdivision 27.3.d.30) - 27.3.b, c - Baltic West of Bornholm (Subdivision 27.3.d.24) - Southern Central Baltic - West (Subdivision 27.3.d.25) - Sound (Subdivision 27.3.b.23) - Belt Sea (Subdivision 27.3.c.22) - East of Gotland or Gulf of Riga (Subdivision 27.3.d.28) - Archipelago Sea (Subdivision 27.3.d.29) - Southern Central Baltic - East (Subdivision 27.3.d.26) - West of Gotland (Subdivision 27.3.d.27) - European Commission - United Kingdom - Pole-lines hand operated