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Whiting (Merlangius merlangus) in Subarea 4 and Division 7.d (North Sea and eastern English Channel) (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.10138
Species: Merlangius merlangus
Stock code: whg.27.47d
Assessment Component:
Assessment Year:2020
Purpose:Advice
Assessment Key: 13525
Stock Key: 169302

Year	Recruitment	High	Low	Spawning Stock Biomass	High	Low	Landings	Discards	Industrial	Fishing pressure	High	Low	LandingsBMS
	Age 0								Bycatch	Ages 2-6
	thousands			tonnes			tonnes	tonnes	tonnes	Year-1			tonnes
1978	30524396	41650776	22370262	333448	382913	290373	97553	35382	55287	0.67	0.78	0.58	0
1979	23569238	31912820	17407079	376353	427851	331053	107231	77391	58948	0.66	0.76	0.58	0
1980	13263783	17655063	9964731	382786	435844	336187	100775	77003	45584	0.75	0.86	0.66	0
1981	11915739	15823671	8972939	351450	400474	308428	89583	35894	66641	0.75	0.86	0.66	0
1982	11416021	15152401	8600983	295988	336762	260151	80576	26620	33055	0.62	0.71	0.54	0
1983	15039151	19947043	11338827	255229	286894	227059	88002	49562	23753	0.68	0.77	0.60	0
1984	13083007	17422268	9824501	203665	227827	182066	86275	40483	18878	0.78	0.88	0.68	0
1985	20240329	26959514	15195782	192014	217408	169586	56059	28961	15310	0.76	0.86	0.67	0
1986	18307121	24256463	13816964	204181	230975	180496	64019	79523	17953	0.82	0.93	0.72	0
1987	15801931	20938729	11925318	201152	228488	177087	68317	53901	16519	0.92	1.03	0.81	0
1988	19289686	25709209	14473101	206271	235463	180698	56100	28146	48969	0.79	0.89	0.69	0
1989	13533359	17842148	10265121	210072	238046	185386	45103	35787	42643	0.83	0.95	0.74	0
1990	11741650	15473093	8910070	201936	228515	178449	45662	55603	51337	0.75	0.85	0.66	0
1991	12891338	16818882	9880954	201691	227927	178475	51929	35058	39755	0.63	0.72	0.55	0
1992	14439252	18818136	11079312	192344	216280	171056	50946	32564	25045	0.59	0.68	0.52	0
1993	14041392	18302589	10772284	184057	206157	164325	51818	44370	20723	0.63	0.72	0.55	0
1994	12508211	16322399	9585315	180081	201645	160823	48486	35692	17473	0.64	0.74	0.56	0
1995	10103274	13277428	7687946	183373	206252	163032	45938	32176	27379	0.60	0.69	0.52	0
1996	8508724	11396842	6352495	165772	186587	147278	40503	30505	5116	0.55	0.63	0.47	0
1997	13261176	17664769	9955340	150311	169352	133410	35563	19660	6213	0.44	0.52	0.38	0
1998	21381453	28470449	16057581	129114	145000	114968	28288	15693	3494	0.41	0.48	0.35	0
1999	22391261	29936970	16747473	127894	144708	113033	30130	25677	5038	0.45	0.53	0.39	0
2000	19691138	26414558	14679061	158909	182524	138348	28583	26063	9160	0.49	0.59	0.42	0
2001	19880336	26752770	14773340	174706	205486	148537	25061	19237	944	0.39	0.48	0.32	0
2002	11681507	15561520	8768913	175804	207628	148858	20675	18501	7275	0.30	0.38	0.24	0
2003	11122803	14740420	8393027	163859	193210	138968	16161	26745	2734	0.24	0.30	0.191	0
2004	12346238	16405893	9291148	159560	188014	135412	13295	19048	1214	0.20	0.25	0.160	0
2005	11717533	15610043	8795657	145341	170505	123892	15471	12525	888	0.178	0.22	0.142	0
2006	9689112	12931867	7259500	136596	158791	117504	18535	16310	1924	0.20	0.25	0.164	0
2007	14055054	18671958	10579744	124293	144022	107268	18915	6971	1088	0.190	0.23	0.155	0
2008	14076546	18678595	10608354	127177	146495	110406	17951	10296	0	0.184	0.23	0.151	0
2009	13280096	17677252	9976718	130622	150559	113325	18403	8684	1344	0.21	0.26	0.175	0
2010	12908918	17435291	9557635	154317	178934	133086	19846	12683	1907	0.24	0.30	0.198	0
2011	9733569	13022308	7275390	142719	166599	122262	18461	11173	1035	0.22	0.27	0.178	0
2012	7533155	10235863	5544078	147948	173831	125919	17407	11697	1117	0.22	0.28	0.180	0
2013	11429425	15477009	8440375	139669	165516	117859	18211	6795	1654	0.22	0.28	0.174	0
2014	15206992	20855573	11088288	132966	158713	111395	17027	9725	1623	0.25	0.32	0.197	0
2015	14077390	19522350	10151079	141379	171980	116224	17299	16891	2097	0.28	0.37	0.22	0
2016	15367324	21729756	10867800	148121	184470	118934	16118	12726	4551	0.28	0.38	0.20	0
2017	9926469	14348652	6867181	156088	199142	122342	15361	11348	2635	0.24	0.34	0.168	0.2
2018	12006098	18009216	8004035	161215	210595	123413	16160	10542	1658	0.198	0.29	0.137	45.859
2019	17760036	30743180	10259800	154803	207772	115338	18883	10524	1788	0.21	0.31	0.142	89.871
2020	12203728			169979	238596	121095
Average	14487092	19680375	10770607	187797	218250	161949	41349	27956	16470	0.47	0.55	0.40	3.236

Fishing pressure

Stock size

2017

2018

2019

2018

2019

2020

Maximum sustainable yield

F_MSY

Above

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