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Stock Assessment Graphs
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Cuckoo ray (Leucoraja naevus) in Subarea 4 and Division 3.a (North Sea, Skagerrak and Kattegat)
Species:
Stock Assessment Graphs
Stock code:
rjn.27.3a4
Assessment Year:
2021
Key:
16702
Unit weights
tonnes
Unit recruitment
thousands
Fishing pressure description
F
Fishing pressure units
Stock size description
B_index
Stock size units
Kilograms per hour
Fish reference points
Management plan
SSB
MP
F
MP
MSY approach
MSYB
trigger
F
MSY
Precautionary approach
B
lim
B
pa
F
lim
F
pa
Age and Length
Recruitment
0
F
Fish data
Year
SSB
Landings
Discards
1991
0.212885
1992
0.48251
1993
0.384075
1994
0.19964
1995
0.28496
1996
0.21479
1997
0.21912
1998
0.19984
1999
0.256705
2000
0.25077
2001
0.12749
2002
0.130785
2003
0.108565
2004
0.062375
2005
0.123485
2006
0.15512
2007
0.1413
2008
0.21767
2009
0.20665
7.08383
11.553
2010
0.308595
86.29035
1.283
2011
0.323135
151.06425
5.76
2012
0.39758
117.07823
47.345
2013
0.351415
124.39643
5.6204
2014
0.19257
152.53555
31.01431
2015
0.54096
172.455
23.867
2016
0.32807
169.669
7.03231
2017
0.47368
162.44698
8.93725
2018
0.306055
194.49616
37.22271
2019
0.25266
259.71636
278.9241
2020
0.18189
230.52584
230.12616
Custom reference points
CustomRefPointName
CustomRefPointValue
CustomRefPointNotes
custom1
custom2
custom3
custom4
custom5
Custom fish data column names
CustomName1
IBTS-Q1-Q3 combined
Custom fish data
Year
Custom1
1991
0.212885
1992
0.48251
1993
0.384075
1994
0.19964
1995
0.28496
1996
0.21479
1997
0.21912
1998
0.19984
1999
0.256705
2000
0.25077
2001
0.12749
2002
0.130785
2003
0.108565
2004
0.062375
2005
0.123485
2006
0.15512
2007
0.1413
2008
0.21767
2009
0.20665
2010
0.308595
2011
0.323135
2012
0.39758
2013
0.351415
2014
0.19257
2015
0.54096
2016
0.32807
2017
0.47368
2018
0.306055
2019
0.25266
2020
0.18189
Sensivity data