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Four-spot megrim (Lepidorhombus boscii) in divisions 8.c and 9.a (southern Bay of Biscay and Atlantic Iberian waters East)	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.6911
Species: Lepidorhombus boscii
Stock code: ldb.27.8c9a
Assessment Component:
Assessment Year:2017
Purpose:Advice
Assessment Key: 8740
Stock Key: 169140

Year	Recruitment	SSB	Landings	Discards	F
	Age 0
	thousands	tonnes	tonnes	tonnes	Year-1
1986	71964	4302	1124	284	0.45
1987	52364	6041	1688	333	0.45
1988	57204	6753	2223	363	0.48
1989	53641	6748	2629	408	0.63
1990	40389	5989	1945	409	0.46
1991	63476	5774	1682	447	0.39
1992	58975	5455	1916	437	0.62
1993	29547	5340	1384	438	0.50
1994	48082	5612	1403	517	0.48
1995	59685	5013	1652	406	0.60
1996	42893	4439	1098	368	0.55
1997	30374	3915	896	308	0.36
1998	21466	4586	1123	378	0.41
1999	36397	4091	1125	317	0.42
2000	36030	3850	1041	373	0.48
2001	37232	3247	931	290	0.53
2002	39921	3426	720	308	0.42
2003	51068	3767	876	191	0.32
2004	36974	4094	1006	348	0.44
2005	52825	4101	983	375	0.38
2006	51823	4704	1092	335	0.45
2007	37965	4647	1104	292	0.36
2008	28118	5369	980	202	0.27
2009	63948	5302	1134	279	0.30
2010	50220	5794	1297	265	0.27
2011	49296	5373	1128	269	0.26
2012	66793	6164	952	369	0.23
2013	48077	5657	931	496	0.30
2014	104986	6408	1154	788	0.36
2015	45653	6733	1148	597	0.44
2016	44930	7385	1087	332	0.22
2017	44930	8125
Average	48664	5256	1273	372	0.41

Fishing pressure

Stock size

2014

2015

2016

2015

2016

2017

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