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Herring (Clupea harengus) in Division 5.a, summer-spawning herring (Iceland grounds)	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

Species: Clupea harengus
Stock code: her.27.5a
Assessment Year:2021
Purpose:Advice
Assessment Key: 14593
Stock Key: 169125

Year	Recruitment (age 3)	Stock size	Landings	Fishing pressure	F (5-10)	B 4+
				Ages 5-10
	thousands	tonnes	tonnes	ratio	ratio	t
1987	529826	383813	75439	0.182	0.347	415358
1988	270994	423300	92828	0.21	0.266	452286
1989	447323	385511	101000	0.25	0.322	401085
1990	300817	349852	105097	0.28	0.4	371473
1991	840526	309707	109489	0.34	0.436	310169
1992	1033074	343171	108504	0.31	0.415	349462
1993	635401	423563	102741	0.23	0.248	453585
1994	691691	440691	134003	0.29	0.312	460617
1995	202685	406130	125851	0.29	0.343	435353
1996	131870	307415	95882	0.30	0.361	322252
1997	772482	268810	64931	0.24	0.25	266621
1998	320427	298282	87238	0.27	0.28	323347
1999	552469	289567	92896	0.31	0.377	296830
2000	391176	306259	100332	0.31	0.335	324051
2001	468427	271805	95675	0.33	0.415	282333
2002	1455459	297139	96208	0.35	0.418	277647
2003	1074872	389334	125717	0.31	0.28	410920
2004	663282	486223	114237	0.22	0.244	516049
2005	991082	525516	103043	0.191	0.253	536907
2006	736809	612062	135303	0.20	0.144	646197
2007	658324	568650	158917	0.27	0.322	595421
2008	526782	564453	151780	0.25	0.31	592696
2009	444698	488656	46332	0.084	0.088	543393
2010	468500	451143	43533	0.086	0.101	506777
2011	532877	429167	49446	0.104	0.126	475606
2012	394177	433957	71976	0.158	0.207	456770
2013	478673	384251	72058	0.179	0.175	398658
2014	240452	407597	94975	0.22	0.296	433879
2015	223088	347379	69729	0.192	0.24	364131
2016	288877	321353	60403	0.181	0.216	333279
2017	122792	295711	35034	0.107	0.116	326178
2018	191513	267619	40683	0.139	0.171	292279
2019	346725	229399	30038	0.123	0.151	243846
2020	1286453	260281	36099	0.140	0.228	256697
2021	571995	377115				481594
Average	551046	381282	89042	0.22	0.27	404392.743

Fishing pressure

Stock size

2018

2019

2020

2019

2020

2021

Maximum sustainable yield

F_MSY

Undefined

MSY B_trigger

Above trigger

Precautionary approach

F_pa,F_lim

Undefined

B_pa,B_lim

Full reproductive capacity

Management plan

F_MGT

Below

B_MGT

Above