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Cod (Gadus morhua) in Division 7.a (Irish Sea)
Species:
Stock Assessment Graphs
Stock code:
cod.27.7a
Assessment Year:
2017
Key:
8902
Unit weights
tonnes
Unit recruitment
thousands
Fishing pressure description
F
Fishing pressure units
Year-1
Stock size description
SSB
Stock size units
tonnes
Fish reference points
Management plan
SSB
MP
F
MP
MSY approach
MSYB
trigger
8616
F
MSY
0.309
Precautionary approach
B
lim
6000
B
pa
8616
F
lim
0.614
F
pa
0.442
Age and Length
Recruitment
0
F
2-4
Fish data
Year
Low Recruitment
Recruitment
High Recruitment
TBiomass
Low SSB
SSB
High SSB
Landings
Catches
Discards
Low F
F
High F
1968
45981.38
49674.18
53366.98
30965.260179
14895.48
15734.12
16572.76
8541
9826.43
1285.43
0.5701711
0.5977871
0.6254031
1969
64306.95
70867.25
77427.55
32002.219175
14462.86
15283.35
16103.84
7991
9889.34
1898.34
0.7318738
0.7946668
0.8574598
1970
107843.4
116580.2
125317
35670.865493
10736.8
11725.85
12714.9
6426
7133.87
707.87
0.5419416
0.5951606
0.6483796
1971
36017.33
41586.53
47155.73
36606.097785
11738.5
12869.5
14000.5
9246
9609.42
363.42
0.6028344
0.6550364
0.7072384
1972
101417.3
110042.5
118667.7
42666.639313
15110.14
16333.14
17556.14
9234
10779.94
1545.94
0.5356809
0.5756339
0.6155869
1973
21372.72
25392.02
29411.32
39285.145197
19178.82
20602.62
22026.42
11819
13040.64
1221.64
0.6922445
0.7459605
0.7996765
1974
80733.45
87805.45
94877.45
38774.327328
16072.4
17296.2
18520
10251
11999.59
1748.59
0.6249415
0.6685205
0.7120995
1975
24131.18
27896.68
31662.18
32646.196808
16565.48
17762.08
18958.68
9863
10720.16
857.16
0.6903566
0.7450016
0.7996466
1976
38036.93
42578.83
47120.73
29037.06368
12796.57
13797.27
14797.97
10247
10628.04
381.040000000001
0.7055286
0.7556416
0.8057546
1977
40961.63
45998.53
51035.43
25086.961923
12293.48
13253.35
14213.22
8054
8255.27
201.27
0.7116147
0.7768887
0.8421627
1978
87835.3
95705.8
103576.3
28243.041679
8825.038
9765.308
10705.578
5662.05
5662.05
0
0.5080058
0.5619048
0.6158038
1979
104837.6
113802.6
122767.6
36986.239257
9567.49
10631.19
11694.89
7548.09
7548.09
0
0.5947279
0.6543159
0.7139039
1980
58177.71
64895.01
71612.31
40429.984941
11374.18
12487.58
13600.98
10599.14
10599.14
0
0.6254338
0.6739088
0.7223838
1981
24854.77
28807.17
32759.57
38098.896596
16413.43
17600.73
18788.03
13958.08
13958.08
0
0.7082876
0.7526806
0.7970736
1982
37201.67
41802.87
46404.07
34910.300843
18889.84
20101.64
21313.44
13381
13694.07
313.07
0.7886749
0.8416939
0.8947129
1983
59438.07
65428.57
71419.07
33481.949236
15325.37
16519.37
17713.37
10015
10387.16
372.16
0.7116955
0.7735675
0.8354395
1984
56359.14
62616.64
68874.14
30065.924592
10550.17
11629.77
12709.37
8383
8384.85
1.85000000000036
0.6770918
0.7432488
0.8094058
1985
43984.35
49833.85
55683.35
32936.037787
10813.85
11898.05
12982.25
10483
10544.33
61.3299999999999
0.7471563
0.8138113
0.8804663
1986
129974.6
140518.6
151062.6
39702.4633636
11090.1
12202.3
13314.5
9852
10006.06
154.059999999999
0.7415025
0.8122365
0.8829705
1987
60458.78
67126.98
73795.18
43649.2148784
11702.21
13020.51
14338.81
12894
13021.91
127.91
0.8642139
0.9413609
1.0185079
1988
26471.94
30462.54
34453.14
34232.9894658
11395.44
12447.94
13500.44
14168
14276.98
108.98
0.9136343
0.9751533
1.0366723
1989
31381.71
35901.61
40421.51
29175.3198174
13069.73
14033.91
14998.09
12751
12952.54
201.540000000001
1.023713
1.096377
1.169041
1990
34430.68
39450.48
44470.28
22217.980902
8985.987
9853.817
10721.647
7379
7537.94
158.94
0.8062002
0.8884142
0.9706282
1991
60650.35
66321.05
71991.75
22988.8974967
6285.216
7102.686
7920.156
7095
7258.45
163.45
0.996167
1.109407
1.222647
1992
13377.54
15409.64
17441.74
21181.6314507
5253.158
6037.218
6821.278
7735
7832.71
97.71
1.070103
1.169643
1.269183
1993
39433.24
42991.74
46550.24
17933.8874504
5204.177
5745.147
6286.117
7555
7709.97
154.97
1.172774
1.26299
1.353206
1994
31627.42
34653.82
37680.22
16065.1816749
4420.329
4929.949
5439.569
5402
5543.64
141.64
1.201041
1.327061
1.453081
1995
30179.31
33070.61
35961.91
16205.7094048
3118.051
3528.111
3938.171
4587
4753.16
166.16
0.8633118
0.9430408
1.0227698
1996
45312.4
48933.8
52555.2
18121.7883916
3972.07
4417.97
4863.87
4964
5104.06
140.06
0.928592
1.010763
1.092934
1997
13308.95
14946.65
16584.35
17244.6130784
4753.883
5235.933
5717.983
5859
5978.56
119.56
0.986975
1.062821
1.138667
1998
3153.969
3773.449
4392.929
11960.808705
5413.81
5796.22
6178.63
5318
5347.25
29.25
0.90731
0.963181
1.019052
1999
26541.3
28403.1
30264.9
9546.3362454
4905.577
5239.547
5573.517
4784
4943.34
159.34
1.624334
1.801484
1.978634
2000
10556.47
11677.27
12798.07
7274.95486414
1245.232
1520.322
1795.412
1274
1973.14
699.14
1.270762
1.451132
1.631502
2001
13280.8
14502.5
15724.2
7488.2255961
2428.03
2655.44
2882.85
2252
2316.45
64.4499999999998
0.9028131
0.9961471
1.0894811
2002
4457.04
5017.56
5578.08
6542.07178392
2779.666
3045.676
3311.686
2695
2740.7
45.6999999999998
1.266583
1.407903
1.549223
2003
7993.185
8672.125
9351.065
4697.3074961
1992.117
2228.097
2464.077
1285
1500.41
215.41
0.913728
1.016618
1.119508
2004
4469.517
4910.127
5350.737
4472.3385925
1799.977
2020.627
2241.277
1072
1326.44
254.44
0.8438588
0.9415378
1.0392168
2005
4970.16
5377.05
5783.94
3617.6802032
1719.131
1920.551
2121.971
910
1114.1
204.1
0.8592046
0.9488516
1.0384986
2006
5725.67
6144.66
6563.65
3231.1725507
1459.515
1630.575
1801.635
840
1025.03
185.03
1.027164
1.127944
1.228724
2007
1101.748
1260.928
1420.108
2707.04993742
1279.589
1473.119
1666.649
702
847.16
145.16
0.978298
1.072295
1.166292
2008
4141.728
4514.998
4888.268
2208.9731124
1188.132
1361.962
1535.792
662
723.47
61.47
1.013301
1.116511
1.219721
2009
7694.658
8499.888
9305.118
2652.7402841
734.3308
863.3008
992.2708
466
554.36
88.36
0.966323
1.095573
1.224823
2010
3978.839
4585.899
5192.959
3666.49054629
910.493
1080.823
1251.153
464
850.31
386.31
0.89505
1.03461
1.17417
2011
4552.106
5451.636
6351.166
3079.686090692
1208.822
1422.892
1636.962
365
412.71
47.71
0.2894176
0.3472646
0.4051116
2012
7147.811
8777.311
10406.811
3985.0767912
1660.378
1970.748
2281.118
198
875.65
677.65
0.4717322
0.5951922
0.7186522
2013
11213.97
13951.27
16688.57
5565.6873784
1786.201
2308.891
2831.581
206
358.02
152.02
0.1352252
0.1760722
0.2169192
2014
4628.577
5943.277
7257.977
7331.9119875
3035.856
3929.316
4822.776
213
396.53
183.53
0.0906345
0.1169835
0.1433325
2015
5119.608
6750.108
8380.608
8092.30559
4473.241
5759.241
7045.241
161
308.02
147.02
0.0522282
0.0670022
0.0817762
2016
23.43289
49.39489
75.35689
8645.196787
5576.015
7173.115
8770.215
83
142.23
59.23
0.02218303
0.02828753
0.03439203
2017
5513
10299.2340241019
Custom reference points
Custom fish data column names
Custom fish data
Sensivity data