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Megrim (Lepidorhombus whiffiagonis) in divisions 8.c and 9.a (Cantabrian Sea and Atlantic Iberian waters)
StockCode
meg.27.8c9a
Assessment Year
2017
Stock Category
1
Purpose
Advice
Published
Stock Assessment Key
8992
Link to Advice Sheet
https://doi.org/10.17895/ices.pub.3156
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 MSY approach is applied, catches in 2018 should be no more than 292 tonnes. If discard rates do not change from the average of the last five years (2012–2016), this implies landings of no more than 276 tonnes.
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
Landings*
Discards*
Ftotal
Flandings
Fdiscards
SSB
% SSB change*
% advice change**
2018
2018
2018
2018
2018
2018
2019
2019
2019
(t)
(t)
(t)
(ratio)
(ratio)
(ratio)
(t)
(%)
(%)
ICES Basis Advice
MSY approach: FMSY (F2017 × 0.54)
292
276
16
0.19
0.179
0.011
1519
-3
38
Other scenarios
F = 0
0
0
0
0
0
0
1862
19
-100
Fpa
459
434
25
0.32
0.302
0.018
1325
-15
118
Flim
601
567
34
0.45
0.425
0.025
1158.5
-26
185
SSB (2019) = Blim
995
935
60
0.843
0.796
0.047
700
-55
372
SSB (2019) = Bpa
755
711
44
0.615
0.581
0.034
980
-37
258
SSB (2019) = MSYBtrigger
755
711
44
0.615
0.581
0.034
980
-37
258
F = F2017
490
463
27
0.347
0.328
0.019
1288
-18
132
Symbol
Footnotes
*
SSB 2019 relative to SSB 2018.
**
Total catch 2018 relative to advised catch for 2017 (211 t).
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