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View Advice
Turbot (Scophthalmus maximus) in Subarea 4 (North Sea)
StockCode (Assessment Component)
tur.27.4
Assessment Year
2025
Stock Category
1
Purpose
Advice
Published
Stock Assessment Key
19572
Link to Advice Sheet
https://doi.org/10.17895/ices.advice.27202926
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, catches in 2026 should be no more than 3 292 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**
Fprojected landings (ages 2–6)
Spawing-stock biomass (SSB)
% SSB change^
% advice change^^
% total allowable catch (TAC) change^^^
2026
2026
2026
2026
2027
2027
2026
2026
(t)
(t)
(t)
(ratio)
(t)
(%)
(%)
(%)
ICES Basis Advice
Maximum sustainable yield (MSY) approach: FMSY
3292
3098
195
0.386
6426
-5.9
36
36
Other scenarios
FMSY upper
3292
3098
195
0.386
6426
-5.9
36
36
FMSY lower
2465
2319
146
0.28
7189
5.2
1.61
1.61
F = 0
0
0
0
0
9521
39
-100
-100
FPA
3292
3098
195
0.386
6426
-5.9
36
36
F = F2025
2313
2176
137
0.26
7331
7.3
-4.7
-4.7
SSB (2027) = Blim
6464
6082
382
0.96
3631
-47
166
166
SSB (2027) = BPA = MSYBtrigger
4823
4538
285
0.63
5046
-26
99
99
Rollover advice
2426
2283
143
0.27
7225
5.8
0
0
Symbol
Footnotes
*
(Projected landings)/(1–average discard rate); average discard rate by weight 2022–2024 = 5.9%.
**
Including below minimum size (BMS) landings. Assuming average discard rate by weight 2022–2024=5.9%.
^
SSB 2027 relative to SSB 2026.
^^
Advice value for 2026 relative to the advice value for 2025 (2 426 tonnes).
^^^
Total advised catch in 2026 relative to the EU–UK agreed catch limit approach for 2025 (2 426 tonnes). This limit reflects the sum of the EU–UK agreed TACs in 2025 (2 410 tonnes), divided by 0.9933 to account for a 0.67% deduction for third-country catches, following the method for projecting third-country catches (EU–UK Joint Committee, 2023).