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Norway lobster (Nephrops norvegicus) in Division 4.a, Functional Unit 10 (northern North Sea, Noup)
StockCode
nep.fu.10
Assessment Year
2018
Stock Category
4.14
Purpose
Advice
Published
Stock Assessment Key
9559
Link to Advice Sheet
https://doi.org/10.17895/ices.pub.4440
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 precautionary approach is applied, catches in each of the years 2019 and 2020 should not exceed 48 tonnes. To ensure the stock in Functional Unit (FU) 10 is exploited sustainably, management should be implemented at the functional unit level.
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
Wanted catch*
Unwanted catch*
Harvest rate**
% Advice change***
2019
2019
2019
2019
2019
(t)
(t)
(t)
(%)
(%)
ICES Basis Advice
Advice for 2017 and 2018 + 20%
48
46
2
3.5
20
Other scenarios
Recent average landings (2015–2017)
17
16
1
1.22
-59
Advice for 2017 and 2018 -20%
32
30
2
2.4
-20
Advice for 2017 and 2018
40
38
2
3
0
Average landings (2008–2017)
48
46
2
3.6
20
MSY
102
97
5
7.5
155
Maximum landings
520
494
26
38.5
1200
Symbol
Footnotes
*
"Wanted" and "unwanted" catch are used to described Norway lobster that would be landed and discarded, based on discard rates estimates for the average of (2015–2017).
**
Calculated for dead removals and applied to total catch.
***
Total catch 2019 and 2020 relative to advice value for 2017 and 2018 (40 t).
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