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Sprat in Subarea IV (North Sea)
Species:
Sprattus sprattus
Stock code:
spr-nsea
Assessment Year:
2016
Key:
7181
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
142000
F
MSY
Precautionary approach
B
lim
90000
B
pa
142000
F
lim
F
pa
Age and Length
Recruitment
0
F
1-2
Fish data
Year
Low Recruitment
Recruitment
High Recruitment
TBiomass
Low SSB
SSB
High SSB
Landings
Low F
F
High F
1974
118560000
267080000
415600000
2969950
241160
491616
742080
313600.000009
0.35884
0.915
1.4706
1975
220080000
465477000
710880000
4096090
227200
458498
689800
641200.00001
1.50968
2.107
2.70352
1976
96402000
206181000
315958000
1337230
159788
301061
442332
621499.999997
0.60562
1.083
1.56018
1977
109760000
241335000
372920000
2075230
161262
296770
432278
303999.999997
1.04232
1.667
2.29248
1978
112568000
236288000
360012000
1446500
80082
145487
210898
378299.999993
1.13874
1.7
2.26126
1979
95740000
208493000
321240000
1822190
83384
158368
233356
379599.999997
0.87562
1.403
1.92958
1980
125678000
266783000
407882000
2190780
84250
153030
221810
323399.999995
0.78254
1.342
1.90146
1981
43584000
103166000
162756000
1040680
83234
153479
223726
209099.9999997
0.88358
1.426
1.96762
1982
33391000
67455000
101519000
602328
38331
70013
101695
153799.9999993
0.30977
0.702
1.09405
1983
38332000
78080000
117828000
792735
42601
74405
106209
88400.0000007
0.8779
1.436
1.9947
1984
22175000
44203000
66231000
470293
35914
64502
93090
76700.00000037
0.47758
0.959
1.43958
1985
14791600
27783000
40774400
262671
21155
36047
50939
49600.00000005
0.86262
1.356
1.84978
1986
85242000
159582000
233918000
1156870
8476
13410
18344
16400.00000002
0.17012
0.583
0.9958
1987
63828000
130034000
196232000
1105210
43920
78776
113632
32400.0000004
0.095746
0.289
0.481474
1988
106216000
253745000
401264000
1945420
47765
76741
105717
87400.0000005
0.03177
0.289
0.54569
1989
49194000
99208000
149222000
784436
54258
109191
164122
63100
0.011811
0.091
0.169867
1990
89546000
161587000
233634000
1284560
48326
83854
119382
72699.99999996
1.35914
1.887
2.41526
1991
126834000
229066000
331306000
3202060
75030
128268
181510
111999.99999962
0.33416
0.66
0.98632
1992
124106000
225625000
327154000
2217290
97440
160372
223300
124300.000002753
0.37986
0.767
1.1541
1993
130256000
229763000
329264000
2092530
136022
222413
308798
200099.9999993
1.24436
1.775
2.30524
1994
63150000
114425000
165710000
1144050
33635.6
52434
71232.4
320100.000003
0.57192
1.005
1.43888
1995
41432000
72664000
103896000
537644
108912
174733
240548
357100.0000042
0.92756
1.399
1.86984
1996
58382000
106483000
154578000
965169
84842
130722
176598
136600.0000008
0.36253
0.671
0.97945
1997
70938000
125901000
180862000
1444600
153442
250311
347178
103399.9999992
0.32259
0.665
1.00791
1998
84794000
155195000
225586000
1375460
153738
240588
327442
164300.00000086
0.94988
1.369
1.78852
1999
67204000
128168000
189136000
1287520
114146
187936
261734
188399.9999948
0.42346
0.763
1.10182
2000
59654000
109246000
158846000
1440840
144324
240842
337356
195899.9999976
0.58184
1.06
1.53816
2001
55267000
94091000
132915000
1016910
66752
109349
151948
170199.99999959
1.0197
1.483
1.9467
2002
81442000
134243000
187038000
1218280
97372
151555
205748
143599.99999998
1.19878
1.633
2.06642
2003
58910000
103554000
148190000
1095740
50029
77245
104461
176500.00000019
0.75108
1.157
1.56292
2004
136588000
227768000
318952000
2260270
109038
168198
227362
194299.99999965
1.55326
1.97
2.38594
2005
51947000
88093000
124239000
1076820
91112
144771
198428
207700.0000022
0.67286
1.028
1.38294
2006
59482000
103130000
146778000
1071260
92854
151237
209626
113699.99999988
0.78186
1.249
1.71534
2007
51901000
85079000
118257000
955363
148848
235763
322672
83800.00000025
1.12968
1.537
1.94352
2008
104764000
167515000
230256000
1648760
90502
139589
188678
61099.999999711
0.68964
1.129
1.56896
2009
83338000
139533000
195722000
1385060
118868
176313
233752
133100.0000005
0.4636
0.853
1.24308
2010
119072000
194144000
269208000
1678960
164778
257542
350302
143499.9999993
0.40592
0.75
1.09364
2011
113962000
187892000
261818000
1345320
157684
238991
320296
133599.9999998
0.44984
0.869
1.289
2012
106940000
183675000
260400000
1812320
60916
93414
125912
85564.0000009
0.40762
0.858
1.3083
2013
229882000
383420000
536958000
2652090
103620
160972
218320
70652.99999988
0.05175
0.442
0.83263
2014
224790000
502730000
780670000
5115310
267558
414827
562102
158331.99999675
0.40262
0.713
1.02334
2015
20880000
250819000
480760000
2559330
212904
355782
498656
290379.999996
0.76812
1.265
1.76168
2016
153211000
88124
208904
329676
Custom reference points
CustomRefPointName
CustomRefPointValue
CustomRefPointNotes
MSYBescapement
142000
tonnes
Fcap
0.7
NA
Custom fish data column names
Custom fish data
Sensivity data