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Haddock (Melanogrammus aeglefinus) in Subarea 4, Division 6.a, and Subdivision 20 (North Sea, West of Scotland, Skagerrak)
StockCode (Assessment Component)
had.27.46a20
Assessment Year
2025
Stock Category
1
Purpose
Advice
Published
Stock Assessment Key
19508
Link to Advice Sheet
https://doi.org/10.17895/ices.advice.27202596.v1
Status:
valid
Advice Component
Advice Category
*
FMSYranges
MP
MSY
NoAdv
Other
PA
Advice Type
*
Catches
Effort
FishMort
Landings
NoAd
NoFish
Advice Unit
*
t
ratio
%
AdviceValue
*
Advice Value Lower Range
Advice Value Upper Range
Wanted Catch
Wanted Catch Lower Range
Wanted Catch Upper Range
Advice Sentence
*
ICES advises that when the maximum sustainable yield (MSY) approach is applied, total catches in 2026 should be no more than 108 301 tonnes. ICES notes the existence of a precautionary management plan, developed and adopted by one of the relevant management authorities for this stock.
Advice Released Date
*
Advice Applicable From
*
Advice Applicable Until
*
TAF Link
Management Alignment
Full
Multiple
Other
Partial
MP WebLink
Management Plan Ownership
Link To Evaluation
Inquiries or Comments?
Email:
Message:
Catch scenarios
Basis
Total catch
Projected landings
Projected discards and industrial bycatch (IBC)*
Ftotal (ages 2–4)
Fprojected landings (ages 2–4)
Fprojected discards and IBC (ages 2–4)
Spawning-stock biomass (SSB)
% SSB change**
% TAC change***
% advice change^
2026
2026
2026
2026
2026
2026
2027
2027
2026
2026
(t)
(t)
(t)
(ratio)
(ratio)
(ratio)
(t)
(%)
(%)
(%)
ICES Basis Advice
Maximum sustainable yield (MSY) approach: FMSY
108301
91316
16985
0.167
0.104
0.063
470142
-23
-3.7
-3.7
Other scenarios
FMSYlower
101195
85301
15894
0.155
0.097
0.058
475992
-22
-10
-10
Fmsy upper
108301
91316
16985
0.167
0.104
0.063
470142
-23
-3.7
-3.7
F = 0
0
0
0
0
0
0
559222
-8
-100
-100
FPA
108301
91316
16985
0.167
0.104
0.063
470142
-23
-3.7
-3.7
SSB (2027) =Blim
541852
450688
91164
1.57
0.98
0.59
138250
-77
382
382
SSB (2027) = BPA = MSY Btrigger
465741
389448
76293
1.14
0.71
0.43
192109
-68
314
314
F = F2025
41299
34843
6456
0.06
0.037
0.023
525491
-13.6
-63
-63
Symbol
Footnotes
*
Including below minimum size (BMS) landings, assuming recent discard rate.
**
SSB 2027 relative to SSB 2026.
***
Total advised catch in 2026 relative to total allowable catch (TAC) in 2025: Subdivision 20 (5892 tonnes) + Subarea 4 (95 862 tonnes) + Division 6.a (10 681 tonnes) = 112 435 tonnes (Norway–UK–EU, 2024).
^
Total advised catch 2026 relative to the advice value 2025 (112 435tonnes).