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Spurdog (Squalus acanthias) in the Northeast Atlantic
Species:
Squalus acanthias
Stock code:
dgs-nea
Assessment Year:
2016
Key:
7763
Unit weights
tonnes
Unit recruitment
thousands
Fishing pressure description
Harvest Rate
Fishing pressure units
Year-1
Stock size description
Total Biomass
Stock size units
tonnes
Fish reference points
Management plan
SSB
MP
F
MP
MSY approach
MSYB
trigger
964563
F
MSY
Precautionary approach
B
lim
B
pa
F
lim
F
pa
Age and Length
Recruitment
0
F
Fish data
Year
Low Recruitment
Recruitment
High Recruitment
Low TBiomass
TBiomass
High TBiomass
Low SSB
SSB
High SSB
Landings
Discards
Low F
F
High F
1905
425.023
443.817
462.611
1583902
1653940
1723978
329678
344256
358834
7248
0.00516179
0.00567341
0.00618503
1906
425.0126
443.804
462.5954
1576820
1646860
1716900
327856
342381
356906
2200
0.0015743
0.00173052
0.00188674
1907
425.005
443.796
462.587
1574996
1645040
1715084
327302.6
341820
356337.4
1428
0.001023168
0.00112472
0.001226272
1908
424.998
443.789
462.58
1574042
1644090
1714138
326948.8
341466
355983.2
1409
0.00101028
0.00111057
0.00121086
1909
424.99
443.781
462.572
1573200
1643250
1713300
326613.6
341131
355648.4
2022
0.001450736
0.0015947
0.001738664
1910
424.9778
443.769
462.5602
1571816
1641870
1711924
326148
340661
355174
1563
0.001122534
0.00123389
0.001345246
1911
424.9686
443.76
462.5514
1570994
1641050
1711106
325823.8
340336
354848.2
1957
0.001406368
0.0015459
0.001685432
1912
424.9552
443.747
462.5388
1569850
1639910
1709970
325428.4
339937
354445.6
3199
0.00230078
0.00252898
0.00275718
1913
424.9306
443.723
462.5154
1567578
1637640
1707702
324753.4
339250
353746.6
4050
0.00291747
0.00320681
0.00349615
1914
424.8926
443.686
462.4794
1564604
1634670
1704736
323894.2
338375
352855.8
2641
0.001906436
0.00209551
0.002284584
1915
424.8686
443.663
462.4574
1563190
1633260
1703330
323415.4
337893
352370.6
2602
0.001880202
0.00206674
0.002253278
1916
424.8454
443.641
462.4366
1561914
1631990
1702066
322973.6
337449
351924.4
534
0.000386225
0.000424519
0.000462813
1917
424.85
443.646
462.442
1562772
1632850
1702928
323079.2
337567
352054.8
339
0.000245056
0.000269362
0.000293668
1918
424.86
443.656
462.452
1563818
1633900
1703982
323264.2
337764
352263.8
451
0.000325796
0.00035807
0.000390344
1919
424.869
443.665
462.461
1564746
1634830
1704914
323451.2
337960
352468.8
2659
0.001919636
0.00210967
0.002299704
1920
424.8504
443.647
462.4436
1563484
1633570
1703656
323110.6
337611
352111.4
4396
0.00317636
0.00349086
0.00380536
1921
424.8068
443.605
462.4032
1560592
1630680
1700768
322352.6
336834
351315.4
5321
0.00385233
0.00423389
0.00461545
1922
424.7444
443.545
462.3456
1556938
1627030
1697122
321374.4
335834
350293.6
5401
0.00392013
0.00430855
0.00469697
1923
424.6732
443.477
462.2808
1553402
1623500
1693598
320386.4
334828
349269.6
5655
0.00411464
0.00452258
0.00493052
1924
424.589
443.397
462.205
1549814
1619920
1690026
319346.4
333772
348197.6
6355
0.00463569
0.00509547
0.00555525
1925
424.4804
443.294
462.1076
1545746
1615860
1685974
318148.8
332557
346965.2
6719
0.00491537
0.00540307
0.00589077
1926
424.3536
443.174
461.9944
1541556
1611680
1681804
316887.2
331279
345670.8
7277
0.00533948
0.00586944
0.0063994
1927
424.201
443.03
461.859
1537076
1607210
1677344
315524.2
329899
344273.8
8395
0.00617958
0.006793
0.00740642
1928
424.0016
442.842
461.6824
1531762
1601910
1672058
313930
328284
342638
9522
0.00703589
0.00773447
0.00843305
1929
423.748
442.603
461.458
1525648
1595810
1665972
312109.4
326440
340770.6
9320
0.00691687
0.00760377
0.00829067
1930
423.485
442.356
461.227
1520082
1590260
1660438
310404.2
324717
339029.8
11914
0.00887761
0.00975935
0.01064109
1931
423.095
441.989
460.883
1512302
1582500
1652698
308119
322403
336687
11838
0.00887048
0.00975192
0.01063336
1932
422.6784
441.598
460.5176
1505030
1575250
1645470
305929.6
320191
334452.4
16726
0.01259938
0.0138517
0.01510402
1933
421.9724
440.933
459.8936
1493372
1563620
1633868
302599.2
316817
331034.8
20244
0.01537854
0.016909
0.01843946
1934
420.9724
439.991
459.0096
1478848
1549130
1619412
298475.8
312643
326810.2
20378
0.01564486
0.0172044
0.01876394
1935
419.8498
438.936
458.0222
1464918
1535240
1605562
294421.2
308550
322678.8
22266
0.01727082
0.0189949
0.02071898
1936
418.4754
437.645
456.8146
1449850
1520220
1590590
290013.4
304106
318198.6
20925
0.01641362
0.0180545
0.01969538
1937
417.1094
436.366
455.6226
1436864
1507290
1577716
286082.6
300154
314225.4
23930
0.01895494
0.0208512
0.02274746
1938
415.3816
434.746
454.1104
1421578
1492070
1562562
281564
295609
309654
18196
0.01458022
0.0160404
0.01750058
1939
414.1666
433.616
453.0654
1412694
1483260
1553826
278660.2
292706
306751.8
20119
0.01623042
0.0178546
0.01947878
1940
412.7548
432.3
451.8452
1402412
1473060
1543708
275476.6
289518
303559.4
9428
0.00766522
0.008432
0.00919878
1941
412.5706
432.15
451.7294
1403174
1473910
1544646
275159.6
289237
303314.4
8740
0.00710111
0.00780913
0.00851715
1942
412.5592
432.161
451.7628
1404704
1475530
1546356
275225.4
289339
303452.6
10625
0.00862113
0.00947805
0.01033497
1943
412.4302
432.057
451.6838
1404368
1475290
1546212
275020.2
289159
303297.8
8181
0.00663797
0.00729639
0.00795481
1944
412.6526
432.284
451.9154
1406488
1477510
1548532
275582.2
289755
303927.8
8151
0.006601
0.0072544
0.0079078
1945
412.9376
432.568
452.1984
1408554
1479680
1550806
276268.8
290474
304679.2
6776
0.00547711
0.00601863
0.00656015
1946
413.4074
433.025
452.6426
1411896
1483130
1554364
277368
291611
305854
10895
0.00878159
0.00964909
0.01051659
1947
413.4522
433.079
452.7058
1411036
1482380
1553724
277473.2
291734
305994.8
16893
0.01362102
0.014968
0.01631498
1948
412.844
432.518
452.192
1404266
1475730
1547194
276063
290318
304573
19491
0.01579298
0.0173593
0.01892562
1949
411.8976
431.643
451.3884
1395168
1466760
1538352
273938
288187
302436
23010
0.01877048
0.0206391
0.02250772
1950
410.458
430.31
450.162
1382952
1454680
1526408
270858.2
285101
299343.8
24750
0.0203774
0.0224148
0.0244522
1951
408.6846
428.671
448.6574
1369482
1441360
1513238
267278.6
281524
295769.4
35301
0.0293663
0.0323147
0.0352631
1952
405.338
425.56
445.782
1346138
1418180
1490222
261042.8
275276
289509.2
40550
0.0343533
0.0378251
0.0412969
1953
400.873
421.409
441.945
1318462
1390690
1462918
253511.2
267745
281978.8
38206
0.0330871
0.0364555
0.0398239
1954
396.386
417.25
438.114
1294112
1366550
1438988
246642.2
260900
275157.8
40570
0.0358313
0.0395001
0.0431689
1955
391.186
412.426
433.666
1268296
1340970
1413644
239341.4
253630
267918.6
43127
0.0389007
0.0429069
0.0469131
1956
385.217
406.881
428.545
1240820
1313760
1386700
231631.4
245955
260278.6
46951
0.0433215
0.0478113
0.0523011
1957
378.186
400.336
422.486
1210386
1283630
1356874
223256.4
237618
251979.6
45570
0.0431328
0.0476372
0.0521416
1958
371.19
393.816
416.442
1182170
1255760
1329350
215539.4
229941
244342.6
50394
0.0488475
0.0539863
0.0591251
1959
362.893
386.063
409.233
1149836
1223820
1297804
206984.8
221429
235873.2
47394
0.0472297
0.0522493
0.0572689
1960
229.691
373.213
516.735
1122590
1195270
1267950
199514.8
214002
228489.2
53997
0.0551503
0.0610669
0.0669835
1961
223.919
363.951
503.983
1089254
1160660
1232066
190793.8
205331
219868.2
57721
0.0607885
0.0674033
0.0740181
1962
217.025
352.785
488.545
1052682
1122800
1192918
181503.4
196099
210694.6
57256
0.0624006
0.069315
0.0762294
1963
209.692
340.8
471.908
1017004
1085790
1154576
172629
187289
201949
62288
0.0702289
0.0781681
0.0861073
1964
201.023
326.609
452.195
976492
1043920
1111348
162833.6
177572
192310.4
60146
0.0706162
0.0787438
0.0868714
1965
192.368
312.402
432.436
938186
1004280
1070374
153811.8
168622
183432.2
49336
0.060276
0.0672956
0.0743152
1966
185.682
301.256
416.83
910548
975392
1040236
147592.2
162452
177311.8
42713
0.0536947
0.0599735
0.0662523
1967
180.556
292.632
404.708
889082
952784
1016486
143176.4
158078
172979.6
44116
0.0566647
0.0632891
0.0699135
1968
175.618
284.456
393.294
865536
928222
990908
138693.2
153624
168554.8
56043
0.0737669
0.0823859
0.0910049
1969
168.753
273.521
378.289
829304
891128
952952
131703.6
146591
161478.4
52074
0.07135
0.0798106
0.0882712
1970
166.336
271.274
376.212
796971
858063
919155
125790.8
140529
155267.2
47557
0.0676216
0.07576
0.0838984
1971
163.045
266.603
370.161
768869
829351
889833
121014
135494
149974
45653
0.0670965
0.0752859
0.0834753
1972
161.444
265.278
369.112
742578
802562
862546
116621.4
130833
145044.6
50416
0.0765331
0.0860199
0.0955067
1973
158.233
261.311
364.389
711381
771003
830625
110963.2
124966
138968.8
49412
0.0781594
0.0880918
0.0980242
1974
155.301
257.801
360.301
681278
740658
800038
105296.8
119150
133003.2
45684
0.0753509
0.0852001
0.0950493
1975
152.888
256
359.112
655151
714433
773715
100246
113984
127722
44119
0.0755759
0.0857223
0.0958687
1976
152.173
257.069
361.965
631048
690372
749696
95353.4
108989
122624.6
44064
0.0782992
0.089102
0.0999048
1977
149.179
253.185
357.191
607217
666731
726245
90314
103853
117392
42252
0.0779726
0.0890628
0.100153
1978
141.22
238.202
335.184
584717
644621
704525
85565.1
99018.5
112471.9
47235
0.090332
0.103579
0.116826
1979
128.479
215.955
303.431
556330
616846
677362
79625
92998
106371
38201
0.0764
0.0880854
0.0997708
1980
119.177
198.927
278.677
536341
597621
658901
75650.6
88971
102291.4
40968
0.0841644
0.097435
0.1107056
1981
109.941
182.803
255.665
512720
574916
637112
71272
84549
97826
39962
0.0847487
0.0986079
0.1124671
1982
103.639
172.531
241.423
489360
552616
615872
67274.3
80527.3
93780.3
32402
0.0711113
0.0831965
0.0952817
1983
102.034
170.526
239.018
472980
537422
601864
64758.4
78023.2
91288
37046
0.0830909
0.0976829
0.1122749
1984
95.743
159.805
223.867
450641
516383
582125
61156
74450.8
87745.6
35194
0.0814964
0.09658
0.1116636
1985
89.465
149.369
209.273
428883
496009
563135
57880.4
71232.6
84584.8
38674
0.0919072
0.109723
0.1275388
1986
87.197
147.297
207.397
402870
471512
540154
54053.1
67482.7
80912.3
30910
0.075907
0.0914416
0.1069762
1987
84.478
143.748
203.018
383830
454068
524306
52207.7
65764.7
79321.7
42356
0.106741
0.129863
0.152985
1988
78.779
136.663
194.547
352439
424407
496375
47647.5
61367.7
75087.9
35569
0.09433
0.116692
0.139054
1989
78.08
137.876
197.672
327614
401474
475334
44410.6
58347.4
72284.2
30279
0.083623
0.105143
0.126663
1990
72.816
129.114
185.412
307377
383145
458913
41996.2
56189.2
70382.2
29906
0.085464
0.109346
0.133228
1991
75.875
136.103
196.331
287621
365541
443461
39088.4
53552.4
68016.4
29563
0.087259
0.113827
0.140395
1992
67.579
125.865
184.151
267541
347695
427849
35855.5
50588.5
65321.5
29046
0.088256
0.117456
0.146656
1993
59.037
111.183
163.329
247178
329566
411954
32776
47773.4
62770.8
25637
0.08059
0.110458
0.140326
1994
56.697
107.479
158.261
229957
314727
399497
29876
45147.2
60418.4
20851
0.0671018
0.0947298
0.1223578
1995
48.751
95.603
142.455
216859
303953
391047
27769.4
43333.2
58897
21318
0.068893
0.098955
0.129017
1996
45.8316
95.3896
144.9476
203003
292581
382159
25951.2
41820.6
57690
17295
0.0562825
0.0830765
0.1098705
1997
44.0493
94.7453
145.4413
192743
284899
377055
24834.2
41045
57255.8
15348
0.0498072
0.0752252
0.1006432
1998
42.5323
93.3223
144.1123
183899
278661
373423
24058.3
40650.7
57243.1
13919
0.0448786
0.0693006
0.0937226
1999
40.8376
91.0816
141.3256
175922
273278
370634
23516.4
40537.2
57558
12385
0.0395925
0.0626385
0.0856845
2000
40.8734
91.5614
142.2494
169045
269029
369013
23143.1
40640.7
58138.3
15891
0.0501659
0.0811079
0.1120499
2001
37.671
90.059
142.447
158213
260869
363525
22000.1
40009.9
58019.7
16693
0.0524046
0.0879026
0.1234006
2002
36.1788
90.7048
145.2308
146343
251793
357243
20507.2
39074.2
57641.2
11170
0.0348313
0.0611933
0.0875553
2003
36.3955
94.1015
151.8075
139955
248345
356735
19945.5
39119.5
58293.5
12247
0.0376409
0.0680089
0.0983769
2004
35.0738
94.6778
154.2818
132324
243774
355224
19040.9
38827.7
58614.5
9366
0.0283758
0.0531898
0.0780038
2005
34.4112
95.4652
156.5192
127484
242106
356728
18558.3
38942.3
59326.3
8426
0.0249375
0.0486055
0.0722735
2006
32.5233
93.1293
153.7353
123380
241228
359076
17941.5
38889.5
59837.5
4109
0.0119639
0.0236935
0.0354231
2007
33.1851
95.8971
158.6091
123573
244803
366033
18309.4
39799.4
61289.4
2929
0.0083132
0.016642
0.0249708
2008
34.828
100.09
165.352
124922
249716
374510
18861.7
40887.7
62913.7
1836
0.0051482
0.0101156
0.015083
2009
37.294
105.544
173.794
127374
255924
384474
19758.8
42324.8
64890.8
2640
0.0071971
0.0141859
0.0211747
2010
43.061
116.761
190.461
129151
261887
394623
20528.8
43640.8
66752.8
2468.33
0.0065412
0.0130186
0.019496
2011
36.835
103.541
170.247
130621
267137
403653
21281.5
44947.5
68613.5
2468.33
0.006353
0.0127846
0.0192162
2012
37.93
105.722
173.514
132076
272494
412912
21979.6
46215.6
70451.6
2468.33
0.0061583
0.0125515
0.0189447
2013
39.663
111.453
183.243
133675
278191
422707
22604.7
47444.7
72284.7
2468.33
0.0059582
0.0123092
0.0186602
2014
40.146
112.142
184.138
135265
283923
432581
23151.2
48647.2
74143.2
2468.33
0.005754
0.0120598
0.0183656
2015
41.238
117.12
193.002
137010
289940
442870
23622.3
49832.3
76042.3
2468.33
0.0055642
0.0118204
0.0180766
2016
58.828
120.8
182.772
138870
296104
453338
24012.6
50988.6
77964.6
Custom reference points
CustomRefPointName
CustomRefPointValue
CustomRefPointNotes
MSY Harvest rate
0.0297363
Custom fish data column names
Custom fish data
Sensivity data