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Herring (Clupea harengus) in Subdivision 28.1 (Gulf of Riga) (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

Species: Clupea harengus
Stock code: Her.27.28
Assessment Year:2023
Purpose:Advice
Assessment Key: 18170
Stock Key: 169124

Year	Recruitment (age 0)	97.5%	2.5%	SSB	97.5%	2.5%	Catches	F	97.5%	2.5%
								Ages 2-6
	thousands			tonnes			tonnes
1977	1252068	1741099	900394	52661	62517	44360	24186	0.66	0.76	0.57
1978	1145037	1576930	831432	43918	51185	37683	16728	0.47	0.54	0.42
1979	1604909	2234189	1152872	40819	46299	35987	17142	0.50	0.57	0.45
1980	1296399	1813954	926512	40465	45282	36161	14998	0.43	0.49	0.38
1981	2259831	3143864	1624382	43263	48357	38706	16769	0.47	0.53	0.42
1982	1689710	2349478	1215215	39521	44182	35353	12777	0.44	0.49	0.39
1983	2357254	3322822	1672268	48823	55243	43150	15541	0.47	0.53	0.41
1984	1358305	1911785	965063	39763	45001	35136	15843	0.56	0.64	0.49
1985	993913	1424249	693603	52766	60597	45947	15575	0.49	0.56	0.43
1986	3672704	5276111	2556572	62417	71569	54436	16927	0.42	0.49	0.36
1987	597946	846368	422440	46952	53881	40914	12884	0.33	0.38	0.28
1988	1589175	2233915	1130517	83298	97158	71415	16791	0.35	0.43	0.30
1989	3657130	5127336	2608489	55427	64259	47809	16783	0.31	0.37	0.26
1990	4355716	6089318	3115663	68014	78387	59013	14931	0.24	0.28	0.20
1991	4757088	6645560	3405264	69219	80041	59860	14791	0.27	0.32	0.23
1992	4158349	5787001	2988054	88986	102221	77465	21700	0.28	0.33	0.24
1993	3473523	4817828	2504315	103498	118649	90281	22700	0.26	0.31	0.22
1994	4088372	5646384	2960264	112107	127219	98791	24300	0.26	0.30	0.22
1995	5576626	7682552	4047972	109167	121743	97890	32656	0.33	0.38	0.28
1996	2305649	3184087	1669558	101788	112874	91790	32584	0.36	0.41	0.31
1997	3256459	4455384	2380160	96309	107461	86315	39843	0.42	0.48	0.37
1998	3617837	4868603	2688398	85107	94840	76372	29443	0.39	0.45	0.34
1999	3045102	4090876	2266665	85210	94643	76718	31403	0.38	0.44	0.34
2000	7025411	9445849	5225195	85723	95135	77243	34069	0.40	0.45	0.35
2001	2957411	4002687	2185102	85316	94319	77172	38785	0.46	0.52	0.40
2002	7412880	10132572	5423183	91828	102857	81981	39701	0.44	0.50	0.39
2003	1517555	2064959	1115263	91994	102869	82268	40803	0.47	0.54	0.42
2004	4030051	5428679	2991761	79559	88831	71256	39116	0.54	0.62	0.48
2005	8019224	10858398	5922416	76018	85587	67520	32225	0.50	0.57	0.43
2006	2629534	3572811	1935297	74530	83624	66425	31232	0.43	0.50	0.38
2007	5837641	7895238	4316280	77550	87707	68569	33742	0.46	0.54	0.40
2008	3751301	5079190	2770571	90538	102763	79768	31137	0.34	0.40	0.30
2009	4097984	5562628	3018982	92370	104632	81545	32553	0.35	0.40	0.30
2010	1473651	2020405	1074857	92415	104881	81431	30175	0.32	0.37	0.27
2011	5872875	8002346	4310070	97053	110742	85056	29638	0.30	0.35	0.26
2012	6279148	8577174	4596817	96460	110335	84329	28115	0.27	0.31	0.23
2013	1304707	1783164	954629	105406	120757	92007	26511	0.23	0.27	0.195
2014	2999332	4089565	2199743	110532	127409	95891	26253	0.23	0.28	0.197
2015	5169700	7096498	3766054	109481	126947	94418	32851	0.29	0.34	0.24
2016	3547983	4914325	2561529	98502	115106	84294	30865	0.29	0.34	0.24
2017	6068195	8478041	4343337	98091	116470	82612	28058	0.27	0.33	0.22
2018	3216865	4551841	2273414	107635	130114	89040	25747	0.23	0.29	0.188
2019	7792267	11324153	5361939	109524	135134	88767	28922	0.26	0.33	0.20
2020	4444991	6797948	2906458	124925	158550	98432	33215	0.27	0.35	0.20
2021	5614781	9546104	3302474	125901	167352	94717	35758	0.28	0.39	0.20
2022	4088372	8019224	1473651	145915	207564	102577	41117	0.27	0.39	0.182
2023	4097984	7792267	1304707	139870	212643	89308
Average	3645935	5176718	2554464	84609	99488	72302	26693	0.37	0.43	0.32

Fishing pressure

Stock size

2020

2021

2022

2021

2022

2023

Maximum sustainable yield

F_MSY

Appropriate

MSY B_trigger

Above trigger

Precautionary approach

F_pa,F_lim

Harvested sustainably

B_pa,B_lim

Full reproductive capacity

Management plan

F_MGT

Below

B_MGT

Above