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Herring (Clupea harengus) in Division 5.a, summer-spawning herring (Iceland grounds) (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.7294
Species: Clupea harengus
Stock code: her.27.5a
Assessment Year:2019
Purpose:Advice
Assessment Key: 12899
Stock Key: 169125

Year	Recruitment (age 3)	Stock size	Total	Fishing pressure	F	Biomass 4+
			Catch
	thousands	tonnes	tonnes	%	Year-1	t
1987	529828	383813	75450	0.182	0.347	415359
1988	270996	423301	92814	0.21	0.266	452288
1989	447331	385514	100714	0.25	0.322	401085
1990	300826	349855	104227	0.28	0.4	371477
1991	840564	309714	106828	0.34	0.436	310175
1992	1033123	343182	107409	0.31	0.415	349473
1993	635460	423585	102629	0.23	0.248	453608
1994	691750	440724	133653	0.29	0.312	460653
1995	202724	406169	125480	0.29	0.343	435398
1996	181404	307460	95859	0.30	0.361	322300
1997	772618	268868	64807	0.24	0.25	266677
1998	320528	298355	86077	0.27	0.28	323428
1999	552736	289667	92568	0.31	0.377	296930
2000	391543	306415	99900	0.31	0.335	324211
2001	469039	272023	93633	0.33	0.414	282558
2002	1457991	297531	95969	0.35	0.418	277998
2003	1077318	390066	128817	0.31	0.279	411674
2004	666568	487511	112382	0.22	0.244	517374
2005	994341	527452	102446	0.190	0.252	538931
2006	739701	614691	129764	0.200	0.143	648955
2007	665246	571650	158029	0.26	0.32	598444
2008	532417	568872	150674	0.25	0.308	597362
2009	454849	494112	45728	0.083	0.087	549269
2010	442789	456136	43415	0.084	0.099	513804
2011	604085	433481	49390	0.104	0.124	476911
2012	424148	448092	73319	0.155	0.208	472686
2013	509458	405655	71454	0.170	0.164	421004
2014	230149	434995	95003	0.20	0.271	464179
2015	197044	371452	69748	0.179	0.215	390147
2016	230172	338442	60386	0.171	0.196	352759
2017	66044	298931	35034	0.106	0.11	330698
2018	159683	256086	40683	0.145	0.175	280124
2019	360000	212481				230479.955
Average	528863	388372	92009	0.23	0.272	410255.12

Fishing pressure

Stock size

2016

2017

2018

2017

2018

2019

Maximum sustainable yield

F_MSY

Below

MSY B_trigger

Below trigger

Precautionary approach

F_pa,F_lim

Harvested sustainably

B_pa,B_lim

Increased risk

Management plan

HR_MGT

Within expected range

MGT_{B trigger}

Above trigger