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Stock Assessment Graphs
Stock assessment graphs
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Sprat (Sprattus sprattus) in subdivisions 22–32 (Baltic Sea)
Species:
Stock Assessment Graphs
Stock code:
spr.27.22-32
Assessment Year:
2023
Key:
17805
Unit weights
tonnes
Unit recruitment
thousands
Fishing pressure description
F
Fishing pressure units
Stock size description
SSB
Stock size units
tonnes
Fish reference points
Management plan
SSB
MP
F
MP
MSY approach
MSYB
trigger
541000
F
MSY
0.34
Precautionary approach
B
lim
459000
B
pa
541000
F
lim
0.49
F
pa
0.35
Age and Length
Recruitment
1
F
3-5
Fish data
Year
Low Recruitment
Recruitment
High Recruitment
Low SSB
SSB
High SSB
Landings
Low F
F
High F
1974
51850000
76036000
111504000
780789
1058866
1435981
234100
0.224
0.311
0.431
1975
15927000
23172000
33712000
620904
842638
1143557
200700
0.219
0.302
0.418
1976
102082000
148600000
216318000
470318
639077
868391
165300
0.214
0.299
0.416
1977
52290000
76165000
110941000
673158
924505
1269702
180800
0.205
0.288
0.403
1978
14663000
21470000
31436000
506314
695260
954717
132400
0.177
0.249
0.35
1979
41369000
60686000
89022000
274248
379087
524002
77100
0.16
0.225
0.316
1980
13339000
19907000
29710000
203671
281603
389356
58100
0.172
0.243
0.341
1981
73200000
108320000
160291000
205326
282460
388571
49300
0.134
0.189
0.268
1982
13350000
19802000
29373000
248340
346178
482561
48700
0.139
0.195
0.273
1983
85271000
125861000
185773000
251470
345553
474834
37300
0.09
0.127
0.179
1984
43219000
62754000
91118000
408670
558549
763396
52500
0.109
0.149
0.203
1985
23468000
33762000
48571000
460731
613036
815689
69500
0.12
0.161
0.217
1986
16900000
24377000
35164000
421552
548550
713809
75800
0.136
0.18
0.238
1987
31781000
45367000
64759000
368643
472561
605772
93400
0.173
0.227
0.299
1988
3239000
4627000
6610000
361624
466539
601893
82800
0.179
0.234
0.305
1989
63991000
90499000
127988000
355567
449517
568293
88700
0.186
0.24
0.309
1990
41916000
58045000
80380000
587007
747099
950853
94900
0.155
0.196
0.248
1991
48481000
64498000
85806000
767996
941255
1153602
116500
0.147
0.18
0.222
1992
65526000
86918000
115293000
835410
1005998
1211418
145700
0.166
0.202
0.246
1993
63567000
87111000
119375000
1040313
1274757
1562033
192600
0.179
0.219
0.267
1994
27697000
36621000
48420000
1183002
1419210
1702582
297600
0.227
0.273
0.328
1995
132794000
182003000
249446000
946365
1127016
1342152
326000
0.292
0.352
0.425
1996
124979000
165178000
218306000
1341151
1622978
1964028
452300
0.334
0.398
0.474
1997
23413000
31626000
42722000
1431383
1731148
2093691
543200
0.361
0.433
0.518
1998
125390000
163343000
212784000
994799
1169072
1373876
480300
0.399
0.472
0.558
1999
21331000
27691000
35947000
1075192
1269998
1500098
429700
0.367
0.433
0.511
2000
102385000
132494000
171457000
889350
1036823
1208751
389600
0.358
0.423
0.499
2001
32626000
41597000
53034000
891756
1039610
1211978
353200
0.361
0.424
0.498
2002
66912000
84985000
107938000
780414
900779
1039709
344600
0.357
0.419
0.492
2003
98956000
125933000
160265000
734807
847891
978379
309400
0.351
0.413
0.485
2004
202693000
259245000
331576000
820415
957173
1116728
367300
0.392
0.462
0.545
2005
25299000
32149000
40853000
1118441
1337981
1600615
404400
0.356
0.419
0.494
2006
91371000
116972000
149746000
883237
1046256
1239363
344600
0.312
0.369
0.438
2007
113869000
144407000
183135000
797901
926017
1074704
386800
0.377
0.443
0.522
2008
54525000
69170000
87748000
877388
1025209
1197936
376600
0.371
0.436
0.512
2009
159601000
203407000
259235000
834334
968966
1125322
418100
0.385
0.454
0.536
2010
37031000
47020000
59705000
873214
1042774
1245259
324700
0.336
0.4
0.475
2011
74693000
95396000
121838000
733927
867977
1026511
255400
0.272
0.324
0.387
2012
74650000
95726000
122753000
740913
867086
1014746
243000
0.26
0.311
0.372
2013
66465000
84482000
107383000
762161
895339
1051788
272900
0.296
0.353
0.421
2014
47248000
60061000
76349000
660584
775753
911002
242200
0.312
0.371
0.442
2015
187246000
241043000
310297000
679211
795903
932644
247300
0.285
0.341
0.408
2016
47248000
61370000
79711000
980265
1194339
1455163
247100
0.259
0.312
0.376
2017
56190000
71818000
91792000
1002663
1197166
1429400
288500
0.273
0.326
0.391
2018
76388000
97829000
125289000
867674
1018449
1195422
312200
0.297
0.354
0.423
2019
51263000
66306000
85762000
783321
917639
1074990
317700
0.339
0.405
0.484
2020
88428000
113258000
145060000
763308
892322
1043141
274100
0.311
0.373
0.448
2021
77458000
100704000
130926000
911068
1082149
1285355
284900
0.295
0.356
0.43
2022
18181000
25210000
34956000
920393
1127237
1380565
301409
0.287
0.358
0.447
2023
21757000
43773000
88067000
669735
903773
1261572
Custom reference points
CustomRefPointName
CustomRefPointValue
CustomRefPointNotes
custom1
custom2
custom3
custom4
custom5
Custom fish data column names
Custom fish data
Sensivity data