| Area | Area Description | ParentArea | Parent Area Description |
| 21.0 | NAFO subarea 21.0 | 21 | Northwest Atlantic |
| 21.1 | NAFO subarea 21.1 | 21 | Northwest Atlantic |
| 21.2 | NAFO subarea 21.2 | 21 | Northwest Atlantic |
| 21.3 | NAFO subarea 21.3 | 21 | Northwest Atlantic |
| 21.4 | NAFO subarea 21.4 | 21 | Northwest Atlantic |
| 21.5 | NAFO subarea 21.5 | 21 | Northwest Atlantic |
| 21.6 | NAFO subarea 21.6 | 21 | Northwest Atlantic |
| 27.1 | Barents Sea | 27 | Atlantic, Northeast |
| 27.1.a | Barents Sea - NEAFC Regulatory Area | 27.1 | Barents Sea |
| 27.1.b | Barents Sea Non-NEAFC Regulatory Area | 27.1 | Barents Sea |
| 27.1.coas | Barents Sea - coastal | 27 | Atlantic, Northeast |
| 27.10 | Azores Grounds | 27 | Atlantic, Northeast |
| 27.10.a | Azores Grounds | 27.10 | Azores Grounds |
| 27.10.a.1 | Azores Grounds - Parts of the NEAFC Regulatory Area | 27.10.a | Azores Grounds |
| 27.10.a.2 | Azores Grounds Non-NEAFC Regulatory Area | 27.10.a | Azores Grounds |
| 27.10.b | Northeast Atlantic South | 27.10 | Azores Grounds |
| 27.12 | North of Azores | 27 | Atlantic, Northeast |
| 27.12.a | Southern mid-Atlantic Ridge (Southern Reykjanes Ridge south to Charlie-Gibbs Fracture Zone) | 27.12 | North of Azores |
| 27.12.a.1 | Subdivision XIIa1 - NEAFC Regulatory Area | 27.12.a | Southern mid-Atlantic Ridge (Southern Reykjanes Ridge south to Charlie-Gibbs Fracture Zone) |
| 27.12.a.2 | Subdivision XIIa2 - NEAFC Regulatory Area | 27.12.a | Southern mid-Atlantic Ridge (Southern Reykjanes Ridge south to Charlie-Gibbs Fracture Zone) |
| 27.12.a.3 | Subdivision XIIa3 Non-NEAFC Regulatory Area | 27.12.a | Southern mid-Atlantic Ridge (Southern Reykjanes Ridge south to Charlie-Gibbs Fracture Zone) |
| 27.12.a.4 | Subdivision XIIa4 Non-NEAFC Regulatory Area | 27.12.a | Southern mid-Atlantic Ridge (Southern Reykjanes Ridge south to Charlie-Gibbs Fracture Zone) |
| 27.12.c | Central Northeast Atlantic - South | 27.12 | North of Azores |
| 27.14 | East Greenland | 27 | Atlantic, Northeast |
| 27.14.a | North-east Greenland | 27.14 | East Greenland |
| 27.14.b | South-east Greenland | 27.14 | East Greenland |
| 27.14.b.1 | Southeast Greenland - Parts of NEAFC Regulatory Area | 27.14.b | South-east Greenland |
| 27.14.b.2 | Southeast Greenland Non-NEAFC Regulatory Area | 27.14.b | South-east Greenland |
| 27.2 | Norwegian Sea Spitzbergen & Bear Island | 27 | Atlantic, Northeast |
| 27.2.a | Norwegian Sea | 27.2 | Norwegian Sea Spitzbergen & Bear Island |
| 27.2.a.1 | Norwegian Sea - NEAFC Regulatory Area (Division IIa1) | 27.2.a | Norwegian Sea |
| 27.2.a.2 | Norwegian Sea Non-NEAFC Regulatory Area (Division IIa2) | 27.2.a | Norwegian Sea |
| 27.2.a.ex | Excluding Division IIa west of 5 degrees W | 27.2.a | Norwegian Sea |
| 27.2.a.in | Including Division IIa west of 5 degrees W | 27.2.a | Norwegian Sea |
| 27.2.b | Spitzbergen and Bear Island | 27.2 | Norwegian Sea Spitzbergen & Bear Island |
| 27.2.b.1 | Spitzbergen and Bear Island - NEAFC Regulatory Area | 27.2.b | Spitzbergen and Bear Island |
| 27.2.b.2 | Spitzbergen and Bear Island Non-NEAFC Regulatory Area | 27.2.b | Spitzbergen and Bear Island |
| 27.2.coas | Norwegian Sea Spitzbergen & Bear Island - coastal | 27 | Atlantic, Northeast |
| 27.3 | Skagerak Kattegat Sound Belt & Baltic Sea | 27 | Atlantic, Northeast |
| 27.3.a | Kattegat and Skagerrak | 27.3 | Skagerak Kattegat Sound Belt & Baltic Sea |
| 27.3.a.20 | Skagerrak | 27.3.a | Kattegat and Skagerrak |
| 27.3.a.21 | Kattegat | 27.3.a | Kattegat and Skagerrak |
| 27.3.a.nshm | IIIa only for horse mackerel North Sea stock | 27.3.a | Kattegat and Skagerrak |
| 27.3.b | Sound | 27.3 | Skagerak Kattegat Sound Belt & Baltic Sea |
| 27.3.c | Belt Sea | 27.3 | Skagerak Kattegat Sound Belt & Baltic Sea |
| 27.3.d | Baltic Sea | 27.3 | Skagerak Kattegat Sound Belt & Baltic Sea |
| 27.4 | North Sea | 27 | Atlantic, Northeast |
| 27.4.a | Northern North Sea | 27.4 | North Sea |
| 27.4.a.e | Northern North Sea - East | 27.4.a | Northern North Sea |
| 27.4.a.nshm | IVa only for horse mackerel North Sea stock | 27.4.a | Northern North Sea |
| 27.4.a.w | Northern North Sea - West | 27.4.a | Northern North Sea |
| 27.4.b | Central North Sea | 27.4 | North Sea |
| 27.4.b.e | Central North Sea - East | 27.4.b | Central North Sea |
| 27.4.b.w | Central North Sea - West | 27.4.b | Central North Sea |
| 27.4.c | Southern North Sea | 27.4 | North Sea |
| 27.4.outFU | Area outside the FU zones in sub-area IV | 27.4 | North Sea |
| 27.5 | Iceland and Faroes Grounds | 27 | Atlantic, Northeast |
| 27.5.a | Iceland Grounds | 27.5 | Iceland and Faroes Grounds |
| 27.5.a.1 | Northern Reykjanes Ridge | 27.5.a | Iceland Grounds |
| 27.5.a.2 | Icelandic Shelf | 27.5.a | Iceland Grounds |
| 27.5.a.2.n | Icelandic Shelf North | 27.5.a.2 | Icelandic Shelf |
| 27.5.a.2.s | Icelandic Shelf South | 27.5.a.2 | Icelandic Shelf |
| 27.5.b | Faroes Grounds | 27.5 | Iceland and Faroes Grounds |
| 27.5.b.1 | Faroe Plateau | 27.5.b | Faroes Grounds |
| 27.5.b.1.a | Parts of Division Vb1 within the NEAFC Regulatory Area (SW corner) | 27.5.b.1 | Faroe Plateau |
| 27.5.b.1.b | Parts of Division Vb1 Non-NEAFC Regulatory Area (Remaining large part of Vb1) | 27.5.b.1 | Faroe Plateau |
| 27.5.b.2 | Faroe Bank | 27.5.b | Faroes Grounds |
| 27.6 | NW coast of Scotland & N.Ireland Rockall | 27 | Atlantic, Northeast |
| 27.6.a | NW coast of Scotland & N. Ireland | 27.6 | NW coast of Scotland & N.Ireland Rockall |
| 27.6.a.n | NW coast of Scotland & N.Ireland - North | 27.6.a | NW coast of Scotland & N. Ireland |
| 27.6.a.s | NW coast of Scotland & N.Ireland - South | 27.6.a | NW coast of Scotland & N. Ireland |
| 27.6.b | Rockall | 27.6 | NW coast of Scotland & N.Ireland Rockall |
| 27.6.b.1 | Rockall - Part of NEAFC area | 27.6.b | Rockall |
| 27.6.b.2 | Rockall - Non-NEAFC area | 27.6.b | Rockall |
| 27.7 | Irish Sea to South-west of Ireland - West | 27 | Atlantic, Northeast |
| 27.7.a | Irish Sea | 27.7 | Irish Sea to South-west of Ireland - West |
| 27.7.a.n | Irish Sea - North | 27.7.a | Irish Sea |
| 27.7.a.s | Irish Sea - South | 27.7.a | Irish Sea |
| 27.7.b | West of Ireland | 27.7 | Irish Sea to South-west of Ireland - West |
| 27.7.c | Porcupine Bank | 27.7 | Irish Sea to South-west of Ireland - West |
| 27.7.c.1 | Porcupine Bank - NEAFC Regulatory Area | 27.7.c | Porcupine Bank |
| 27.7.c.2 | Porcupine Bank - Non-NEAFC Area | 27.7.c | Porcupine Bank |
| 27.7.d | Eastern English Channel | 27.7 | Irish Sea to South-west of Ireland - West |
| 27.7.e | Western English Channel | 27.7 | Irish Sea to South-west of Ireland - West |
| 27.7.f | Bristol Channel | 27.7 | Irish Sea to South-west of Ireland - West |
| 27.7.g | Celtic Sea North | 27.7 | Irish Sea to South-west of Ireland - West |
| 27.7.h | Celtic Sea South | 27.7 | Irish Sea to South-west of Ireland - West |
| 27.7.j | South-west of Ireland - East | 27.7 | Irish Sea to South-west of Ireland - West |
| 27.7.j.1 | Southwest of Ireland - East - Parts of the NEAFC Area | 27.7.j | South-west of Ireland - East |
| 27.7.j.2 | Southwest of Ireland - East - Non-NEAFC Area | 27.7.j | South-west of Ireland - East |
| 27.7.k | South-west of Ireland - West | 27.7 | Irish Sea to South-west of Ireland - West |
| 27.7.k.1 | Southwest of Ireland - West - Part of the NEAFC Area | 27.7.k | South-west of Ireland - West |
| 27.7.k.2 | Southwest of Ireland - West - Non-NEAFC Area | 27.7.k | South-west of Ireland - West |
| 27.8 | Bay of Biscay | 27 | Atlantic, Northeast |
| 27.8.a | Bay of Biscay - North | 27.8 | Bay of Biscay |
| 27.8.b | Bay of Biscay - Central | 27.8 | Bay of Biscay |
| 27.8.c | Bay of Biscay - South | 27.8 | Bay of Biscay |
| 27.8.c.e | Bay of Biscay - South east | 27.8.c | Bay of Biscay - South |
| 27.8.c.w | Bay of Biscay - South west | 27.8.c | Bay of Biscay - South |
| 27.8.d | Bay of Biscay - Offshore | 27.8 | Bay of Biscay |
| 27.8.d.1 | Bay of Biscay - Offshore - Parts in NEAFC Regulatory Area | 27.8.d | Bay of Biscay - Offshore |
| 27.8.d.2 | Bay of Biscay - Offshore - Non-NEAFC Area | 27.8.d | Bay of Biscay - Offshore |
| 27.8.e | West of Bay of Biscay | 27.8 | Bay of Biscay |
| 27.8.e.1 | West of Bay of Biscay - Parts in NEAFC Regulatory Area | 27.8.e | West of Bay of Biscay |
| 27.8.e.2 | West of Bay of Biscay - Non-NEAFC Regulatory Area | 27.8.e | West of Bay of Biscay |
| 27.9 | Portuguese Waters | 27 | Atlantic, Northeast |
| 27.9.a | Portuguese Waters - East | 27.9 | Portuguese Waters |
| 27.9.a.c | Portuguese Waters - Central | 27.9.a | Portuguese Waters - East |
| 27.9.a.c.n | Portuguese Waters - Central north | 27.9.a.c | Portuguese Waters - Central |
| 27.9.a.c.s | Portuguese Waters - Central south | 27.9.a.c | Portuguese Waters - Central |
| 27.9.a.n | Portuguese Waters - North (Spanish Galician waters) | 27.9.a | Portuguese Waters - East |
| 27.9.a.s | Portuguese Waters - South (Portuguese and Spanish waters) | 27.9.a | Portuguese Waters - East |
| 27.9.a.s.a | Portuguese Waters - South - Algave | 27.9.a.s | Portuguese Waters - South (Portuguese and Spanish waters) |
| 27.9.a.s.c | Portuguese Waters - South - Cadiz (Spanish waters) | 27.9.a.s | Portuguese Waters - South (Portuguese and Spanish waters) |
| 27.9.b | Portuguese Waters - West | 27.9 | Portuguese Waters |
| 27.9.b.1 | Portuguese Waters - West Parts in NEAFC Regulatory Area | 27.9.b | Portuguese Waters - West |
| 27.9.b.2 | Portuguese Waters - West Non-NEAFC Regulatory Area | 27.9.b | Portuguese Waters - West |
| 28E1 | Not Set | FU.20-21 | Celtic Sea (FU 20-21) |
| 28E2 | Not Set | FU.20-21 | Celtic Sea (FU 20-21) |
| 29E1 | Not Set | FU.20-21 | Celtic Sea (FU 20-21) |
| 29E2 | Not Set | FU.20-21 | Celtic Sea (FU 20-21) |
| 30E1 | Not Set | FU.20-21 | Celtic Sea (FU 20-21) |
| 30E2 | Not Set | FU.20-21 | Celtic Sea (FU 20-21) |
| 30E3 | Not Set | FU.20-21 | Celtic Sea (FU 20-21) |
| 31D5 | Not Set | FU.16 | Porcupine Bank (FU 16) |
| 31D6 | Not Set | FU.16 | Porcupine Bank (FU 16) |
| 31D9 | Not Set | FU.19 | South and South West ireland (FU 19) |
| 31E0 | Not Set | FU.19 | South and South West ireland (FU 19) |
| 31E1 | Not Set | FU.19 | South and South West ireland (FU 19) |
| 31E2 | Not Set | FU.20-21 | Celtic Sea (FU 20-21) |
| 31E3 | Not Set | FU.22 | Celtic Sea (FU22) |
| 31E4 | Not Set | FU.22 | Celtic Sea (FU22) |
| 31F1 | Not Set | 27.4.c | Southern North Sea |
| 31F2 | Not Set | 27.4.c | Southern North Sea |
| 31F3 | Not Set | 27.4.c | Southern North Sea |
| 32D5 | Not Set | FU.16 | Porcupine Bank (FU 16) |
| 32D6 | Not Set | FU.16 | Porcupine Bank (FU 16) |
| 32D7 | Not Set | FU.16 | Porcupine Bank (FU 16) |
| 32D8 | Not Set | FU.16 | Porcupine Bank (FU 16) |
| 32D9 | Not Set | FU.19 | South and South West ireland (FU 19) |
| 32E0 | Not Set | FU.19 | South and South West ireland (FU 19) |
| 32E1 | Not Set | FU.19 | South and South West ireland (FU 19) |
| 32E2 | Not Set | FU.19 | South and South West ireland (FU 19) |
| 32E3 | Not Set | FU.22 | Celtic Sea (FU22) |
| 32F1 | Not Set | 27.4.c | Southern North Sea |
| 32F2 | Not Set | 27.4.c | Southern North Sea |
| 32F3 | Not Set | 27.4.c | Southern North Sea |
| 33D5 | Not Set | FU.16 | Porcupine Bank (FU 16) |
| 33D6 | Not Set | FU.16 | Porcupine Bank (FU 16) |
| 33D7 | Not Set | FU.16 | Porcupine Bank (FU 16) |
| 33D8 | Not Set | FU.16 | Porcupine Bank (FU 16) |
| 33D9 | Not Set | FU.19 | South and South West ireland (FU 19) |
| 33E0 | Not Set | FU.19 | South and South West ireland (FU 19) |
| 33E2 | Not Set | FU.19 | South and South West ireland (FU 19) |
| 33E3 | Not Set | FU.19 | South and South West ireland (FU 19) |
| 33F1 | Not Set | 27.4.c | Southern North Sea |
| 33F2 | Not Set | 27.4.c | Southern North Sea |
| 33F3 | Not Set | 27.4.c | Southern North Sea |
| 33F4 | Not Set | 27.4.c | Southern North Sea |
| 34.1 | Northern Coastal | 34 | Atlantic, Eastern Central |
| 34.1.1 | Morocco Coastal | 34.1 | Northern Coastal |
| 34.1.11 | Morocco Coastal - North | 34.1.1 | Morocco Coastal |
| 34.1.2 | Canaries/Madeira Insular | 34.1 | Northern Coastal |
| 34D5 | Not Set | FU.16 | Porcupine Bank (FU 16) |
| 34D6 | Not Set | FU.16 | Porcupine Bank (FU 16) |
| 34D7 | Not Set | FU.16 | Porcupine Bank (FU 16) |
| 34D8 | Not Set | FU.16 | Porcupine Bank (FU 16) |
| 34D9 | Not Set | FU.17 | Aran Grounds FU 17 |
| 34E0 | Not Set | FU.17 | Aran Grounds FU 17 |
| 34F0 | Not Set | 27.4.c | Southern North Sea |
| 34F1 | Not Set | 27.4.c | Southern North Sea |
| 34F2 | Not Set | 27.4.c | Southern North Sea |
| 34F3 | Not Set | 27.4.c | Southern North Sea |
| 34F4 | Not Set | 27.4.c | Southern North Sea |
| 34F5 | Not Set | 27.4.c | Southern North Sea |
| 35D5 | Not Set | FU.16 | Porcupine Bank (FU 16) |
| 35D6 | Not Set | FU.16 | Porcupine Bank (FU 16) |
| 35D7 | Not Set | FU.16 | Porcupine Bank (FU 16) |
| 35D8 | Not Set | FU.16 | Porcupine Bank (FU 16) |
| 35D9 | Not Set | FU.17 | Aran Grounds FU 17 |
| 35E0 | Not Set | FU.17 | Aran Grounds FU 17 |
| 35E4 | Not Set | FU.15 | Irish Sea West FU 15 |
| 35E5 | Not Set | FU.15 | Irish Sea West FU 15 |
| 35E6 | Not Set | FU.14 | Irish Sea East FU 14 |
| 35F0 | Not Set | 27.4.c | Southern North Sea |
| 35F1 | Not Set | 27.4.c | Southern North Sea |
| 35F2 | Not Set | 27.4.c | Southern North Sea |
| 35F3 | Not Set | 27.4.c | Southern North Sea |
| 35F4 | Not Set | 27.4.c | Southern North Sea |
| 35F5 | Not Set | 27.4.c | Southern North Sea |
| 36D9 | Not Set | FU.18 | North West Ireland FU 18 |
| 36E0 | Not Set | FU.18 | North West Ireland FU 18 |
| 36E4 | Not Set | FU.15 | Irish Sea West FU 15 |
| 36E5 | Not Set | FU.15 | Irish Sea West FU 15 |
| 36E6 | Not Set | FU.14 | Irish Sea East FU 14 |
| 36F0 | Not Set | 27.4.b | Central North Sea |
| 36F1 | Not Set | 27.4.b | Central North Sea |
| 36F2 | Not Set | 27.4.b | Central North Sea |
| 36F3 | Not Set | 27.4.b | Central North Sea |
| 36F4 | Not Set | 27.4.b | Central North Sea |
| 36F5 | Not Set | 27.4.b | Central North Sea |
| 36F6 | Not Set | 27.4.b | Central North Sea |
| 36F7 | Not Set | 27.4.b | Central North Sea |
| 36F8 | Not Set | 27.4.b | Central North Sea |
| 37.1 | Western Mediterranean | 37 | Mediterranean and Black Sea |
| 37.1.1 | Balearic | 37.1 | Western Mediterranean |
| 37D9 | Not Set | FU.18 | North West Ireland FU 18 |
| 37E0 | Not Set | FU.18 | North West Ireland FU 18 |
| 37E1 | Not Set | FU.18 | North West Ireland FU 18 |
| 37E4 | Not Set | FU.15 | Irish Sea West FU 15 |
| 37E5 | Not Set | FU.15 | Irish Sea West FU 15 |
| 37E6 | Not Set | FU.14 | Irish Sea East FU 14 |
| 37E9 | Not Set | 27.4.b | Central North Sea |
| 37F0 | Not Set | 27.4.b | Central North Sea |
| 37F1 | Not Set | 27.4.b | Central North Sea |
| 37F2 | Not Set | 27.4.b | Central North Sea |
| 37F3 | Not Set | 27.4.b | Central North Sea |
| 37F4 | Not Set | 27.4.b | Central North Sea |
| 37F5 | Not Set | 27.4.b | Central North Sea |
| 37F6 | Not Set | 27.4.b | Central North Sea |
| 37F7 | Not Set | 27.4.b | Central North Sea |
| 37F8 | Not Set | 27.4.b | Central North Sea |
| 38E5 | Not Set | FU.14 | Irish Sea East FU 14 |
| 38E6 | Not Set | FU.14 | Irish Sea East FU 14 |
| 38E8 | Not Set | 27.4.b | Central North Sea |
| 38E9 | Not Set | 27.4.b | Central North Sea |
| 38F0 | Not Set | 27.4.b | Central North Sea |
| 38F1 | Not Set | 27.4.b | Central North Sea |
| 38F2 | Not Set | 27.4.b | Central North Sea |
| 38F3 | Not Set | 27.4.b | Central North Sea |
| 38F4 | Not Set | 27.4.b | Central North Sea |
| 38F5 | Not Set | 27.4.b | Central North Sea |
| 38F6 | Not Set | 27.4.b | Central North Sea |
| 38F7 | Not Set | 27.4.b | Central North Sea |
| 38F8 | Not Set | 27.4.b | Central North Sea |
| 39E4 | Not Set | FU.13 | Firth of Clyde + Sound of Jura, FU 13 |
| 39E5 | Not Set | FU.13 | Firth of Clyde + Sound of Jura, FU 13 |
| 39E8 | Not Set | 27.4.b | Central North Sea |
| 39E9 | Not Set | 27.4.b | Central North Sea |
| 39F0 | Not Set | 27.4.b | Central North Sea |
| 39F1 | Not Set | 27.4.b | Central North Sea |
| 39F2 | Not Set | 27.4.b | Central North Sea |
| 39F3 | Not Set | 27.4.b | Central North Sea |
| 39F4 | Not Set | 27.4.b | Central North Sea |
| 39F5 | Not Set | 27.4.b | Central North Sea |
| 39F6 | Not Set | 27.4.b | Central North Sea |
| 39F7 | Not Set | 27.4.b | Central North Sea |
| 39F8 | Not Set | 27.4.b | Central North Sea |
| 40E4 | Not Set | FU.13 | Firth of Clyde + Sound of Jura, FU 13 |
| 40E5 | Not Set | FU.13 | Firth of Clyde + Sound of Jura, FU 13 |
| 40E8 | Not Set | 27.4.b | Central North Sea |
| 40E9 | Not Set | 27.4.b | Central North Sea |
| 40F0 | Not Set | 27.4.b | Central North Sea |
| 40F1 | Not Set | 27.4.b | Central North Sea |
| 40F2 | Not Set | 27.4.b | Central North Sea |
| 40F3 | Not Set | 27.4.b | Central North Sea |
| 40F4 | Not Set | 27.4.b | Central North Sea |
| 40F5 | Not Set | 27.4.b | Central North Sea |
| 40F6 | Not Set | 27.4.b | Central North Sea |
| 40F7 | Not Set | 27.4.b | Central North Sea |
| 40F8 | Not Set | 27.4.b | Central North Sea |
| 41E2 | Not Set | FU.12 | South Minch FU 12 |
| 41E3 | Not Set | FU.12 | South Minch FU 12 |
| 41E4 | Not Set | FU.12 | South Minch FU 12 |
| 41E7 | Not Set | 27.4.b | Central North Sea |
| 41E8 | Not Set | 27.4.b | Central North Sea |
| 41E9 | Not Set | 27.4.b | Central North Sea |
| 41F0 | Not Set | 27.4.b | Central North Sea |
| 41F0 | Not Set | FU.34 | Devil's Hole, FU 34 |
| 41F1 | Not Set | 27.4.b | Central North Sea |
| 41F1 | Not Set | FU.34 | Devil's Hole, FU 34 |
| 41F2 | Not Set | 27.4.b | Central North Sea |
| 41F3 | Not Set | 27.4.b | Central North Sea |
| 41F4 | Not Set | 27.4.b | Central North Sea |
| 41F5 | Not Set | 27.4.b | Central North Sea |
| 41F6 | Not Set | 27.4.b | Central North Sea |
| 41F7 | Not Set | 27.4.b | Central North Sea |
| 41F8 | Not Set | 27.4.b | Central North Sea |
| 42E2 | Not Set | FU.12 | South Minch FU 12 |
| 42E3 | Not Set | FU.12 | South Minch FU 12 |
| 42E4 | Not Set | FU.12 | South Minch FU 12 |
| 42E7 | Not Set | 27.4.b | Central North Sea |
| 42E8 | Not Set | 27.4.b | Central North Sea |
| 42E9 | Not Set | 27.4.b | Central North Sea |
| 42F0 | Not Set | 27.4.b | Central North Sea |
| 42F0 | Not Set | FU.34 | Devil's Hole, FU 34 |
| 42F1 | Not Set | 27.4.b | Central North Sea |
| 42F1 | Not Set | FU.34 | Devil's Hole, FU 34 |
| 42F2 | Not Set | 27.4.b | Central North Sea |
| 42F3 | Not Set | 27.4.b | Central North Sea |
| 42F4 | Not Set | 27.4.b | Central North Sea |
| 42F5 | Not Set | 27.4.b | Central North Sea |
| 42F6 | Not Set | 27.4.b | Central North Sea |
| 42F7 | Not Set | 27.4.b | Central North Sea |
| 42F8 | Not Set | 27.4.b | Central North Sea |
| 43E2 | Not Set | FU.12 | South Minch FU 12 |
| 43E3 | Not Set | FU.12 | South Minch FU 12 |
| 43E4 | Not Set | FU.12 | South Minch FU 12 |
| 43E8 | Not Set | 27.4.b | Central North Sea |
| 43E9 | Not Set | 27.4.b | Central North Sea |
| 43F0 | Not Set | 27.4.b | Central North Sea |
| 43F0 | Not Set | FU.34 | Devil's Hole, FU 34 |
| 43F1 | Not Set | 27.4.b | Central North Sea |
| 43F1 | Not Set | FU.34 | Devil's Hole, FU 34 |
| 43F2 | Not Set | 27.4.b | Central North Sea |
| 43F3 | Not Set | 27.4.b | Central North Sea |
| 43F4 | Not Set | 27.4.b | Central North Sea |
| 43F5 | Not Set | 27.4.b | Central North Sea |
| 43F6 | Not Set | 27.4.b | Central North Sea |
| 43F7 | Not Set | 27.4.b | Central North Sea |
| 44E3 | Not Set | FU.11 | North Minch FU11 |
| 44E4 | Not Set | FU.11 | North Minch FU11 |
| 45E3 | Not Set | FU.11 | North Minch FU11 |
| 45E4 | Not Set | FU.11 | North Minch FU11 |
| 46E3 | Not Set | FU.11 | North Minch FU11 |
| 46E4 | Not Set | FU.11 | North Minch FU11 |
| FU.11 | North Minch FU11 | 27.7.a | Irish Sea |
| FU.12 | South Minch FU 12 | 27.7.a | Irish Sea |
| FU.13 | Firth of Clyde + Sound of Jura, FU 13 | 27.7.a | Irish Sea |
| FU.14 | Irish Sea East FU 14 | 27.7.a | Irish Sea |
| FU.15 | Irish Sea West FU 15 | 27.7.a | Irish Sea |
| FU.16 | Porcupine Bank (FU 16) | 27.7 | Irish Sea to South-west of Ireland - West |
| FU.17 | Aran Grounds FU 17 | 27.7.b | West of Ireland |
| FU.18 | North West Ireland FU 18 | 27.7.b | West of Ireland |
| FU.19 | South and South West ireland (FU 19) | 27.7 | Irish Sea to South-west of Ireland - West |
| FU.20-21 | Celtic Sea (FU 20-21) | 27.7 | Irish Sea to South-west of Ireland - West |
| FU.22 | Celtic Sea (FU22) | 27.7.g | Celtic Sea North |
| FU.23-24 | Bay of Biscay (FU 23-24) | 27.8 | Bay of Biscay |
| FU.25 | Southern Bay of Biscay and northern Galicia | 27.8.c | Bay of Biscay - South |
| FU.26 | West Galicia, FU26 | 27.9.a | Portuguese Waters - East |
| FU.27 | North Portugal (N og Cape Espichel), FU27 | 27.9.a | Portuguese Waters - East |
| FU.28-29 | Southwest Portugal (Alentejo) and South Portugal (Algarve), FU28-29 | 27.9.a | Portuguese Waters - East |
| FU.30 | Gulf of Cadiz, FU30 | 27.9.a | Portuguese Waters - East |
| FU.31 | Southern Bay of Biscay and Cantabrian Sea | 27.8.c | Bay of Biscay - South |
| FU.32 | Norwegian Deep (FU 32) | 27.4 | North Sea |
| FU.5 | Botney Cut Silver Pit (FU5) | 27.4 | North Sea |
| SA.1 | North Sea, Dogger Bank, SA1 | 27.4 | North Sea |
| SA.2 | Southeast North Sea, SA2 | 27.4 | North Sea |
| SA.3 | Centraleast North Sea, SA3 | 27.4 | North Sea |
| SA.4 | Sandeel Area 4, Divisions 4.a, and 4.b (northern and central North Sea) | 27.4 | North Sea |
| SA.5 | North Sea, Viking and Bergen Bank, SA5 | 27.4 | North Sea |
| SA.6 | Sandeel Area 6, Subdivision 21 (Kattegat) | 27.3 | Skagerak Kattegat Sound Belt & Baltic Sea |
| SA.7 | North Sea, Shetland Area, SA7 | 27.4 | North Sea |
