ICES Marine Data

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Herring (Clupea harengus) in Division 7.a North of 52°30’N (Irish Sea) (Link to advice)	Download graphs and tables(.doc) Download stock data (XML) Download standard graphs (zip) - regular size Download standard graphs (zip) - powerpoint size View on the map View source data
DOI: 10.17895/ices.data.7040
Species: Clupea harengus
Stock code: her.27.nirs
Assessment Year:2018
Purpose:Advice
Assessment Key: 9352
Stock Key: 169122

Year	Recruitment at age (wr) 1	High	Low	SSB	High	Low	Catches	F at age (wr) 4 - 6	High	Low
								Ages 4-6
	thousands			tonnes			tonnes	Year-1
1980	171099	317927	92081	12829	18656	8823	10613	0.32	0.49	0.20
1981	204434	386786	108053	13302	19089	9270	4377	0.29	0.44	0.196
1982	226160	427465	119656	14514	21644	9733	4855	0.27	0.40	0.183
1983	192144	378030	97662	16450	24916	10861	3933	0.26	0.38	0.175
1984	134323	249732	72248	17721	25701	12219	4066	0.26	0.37	0.185
1985	172301	317940	93375	16362	21489	12458	9187	0.29	0.38	0.21
1986	211928	390042	115150	18603	24153	14329	7440	0.29	0.39	0.22
1987	282095	531789	149642	16860	22447	12664	5823	0.30	0.39	0.23
1988	118658	221193	63654	19902	27165	14582	10172	0.32	0.42	0.25
1989	155593	290283	83399	15208	20639	11207	4949	0.32	0.41	0.24
1990	128669	235190	70393	14455	19230	10866	6312	0.32	0.41	0.25
1991	77653	141461	42626	9839	12956	7472	4398	0.31	0.40	0.24
1992	235626	427631	129830	10046	12826	7868	5270	0.32	0.41	0.25
1993	62630	111004	35337	10053	13005	7771	4409	0.32	0.41	0.26
1994	158578	278744	90215	11063	14236	8598	4828	0.33	0.42	0.26
1995	128027	225066	72828	10654	13832	8207	5076	0.34	0.43	0.27
1996	82125	145756	46273	8447	11081	6439	5301	0.35	0.45	0.27
1997	118421	206119	68036	7778	10361	5839	6651	0.37	0.48	0.29
1998	163081	283402	93843	8891	11545	6847	4905	0.39	0.52	0.29
1999	73130	128247	41701	8535	11461	6356	4127	0.37	0.49	0.28
2000	74982	134254	41878	8178	10838	6171	2002	0.36	0.47	0.27
2001	103363	189944	56248	6202	8757	4392	5461	0.38	0.51	0.28
2002	80660	143083	45470	6478	9119	4602	2393	0.37	0.51	0.27
2003	143774	251675	82134	5965	8133	4375	2399	0.37	0.52	0.26
2004	150392	267886	84430	8728	12158	6266	2531	0.34	0.49	0.24
2005	167376	297673	94113	10307	14525	7314	4387	0.33	0.47	0.23
2006	293314	518763	165843	11538	15849	8400	4402	0.30	0.42	0.21
2007	491885	932813	259378	18600	25950	13331	4629	0.25	0.36	0.175
2008	249946	486632	128378	23766	33951	16636	4895	0.23	0.34	0.161
2009	330711	620486	176265	23695	34030	16498	4594	0.22	0.33	0.148
2010	380408	691016	209417	25591	36487	17949	4894	0.21	0.32	0.137
2011	242559	474690	123944	26291	37133	18615	5202	0.20	0.31	0.131
2012	287506	519441	159132	23647	33896	16497	5693	0.196	0.30	0.127
2013	173338	310076	96899	21768	31182	15196	4828	0.183	0.29	0.116
2014	356825	657221	193731	24294	34275	17220	5202	0.170	0.28	0.104
2015	422101	789195	225761	23718	33721	16683	4891	0.170	0.28	0.105
2016	256273	538322	122001	27337	39811	18772	4327	0.160	0.27	0.095
2017	112984	425224	30020	27174	41256	17898	3896	0.148	0.26	0.083
2018	310240			22489
Average	198085	366900	104764	15571	21513	11032	5087	0.29	0.40	0.21

Fishing pressure

Stock size

2014

2015

2016

2016

2017

2018

Maximum sustainable yield

F_MSY

Below

MSY B_trigger

Above trigger

Precautionary approach

F_pa,F_lim

Harvested sustainably

B_pa,B_lim

Full reproductive capacity

Management plan

F_MGT

Not applicable

B_MGT

Not applicable