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Cod (Gadus morhua) in Division 7.a (Irish Sea)	Download graphs and tables(.doc) Download standard graphs (zip) - regular size Download standard graphs (zip) - powerpoint size View on the map
DOI: 10.17895/ices.data.10269
Species: Gadus morhua
Stock code: cod.27.7a
Assessment Year:2020
Purpose:Advice
Assessment Key: 14026
Stock Key: 169085

	Relative			Relative
Year	Biomass index	Landings	Discards	Harvest Rate
				Ages 2-4
		tonnes	tonnes	ratio
1968		8541	1285
1969		7991	1898
1970		6426	708
1971		9246	363
1972		9234	1546
1973		11819	1222
1974		10251	1749
1975		9863	857
1976		10247	381
1977		8054	201
1978		5662	0
1979		7548	0
1980		10599	0
1981		13958	0
1982		13381	313
1983		10015	372
1984		8383	2
1985		10483	61
1986		9852	154
1987		12894	128
1988		14168	109
1989		12751	202
1990		7379	159
1991		7095	163
1992		7735	98
1993	1.37	7555	155	2.8
1994	1.04	5402	142	2.7
1995	0.88	4587	166	2.7
1996	1.30	4964	140	1.96
1997	1.23	5859	120	2.4
1998	1.52	5318	29	1.76
1999	1.47	4784	159	1.69
2000	0.85	1274	699	1.17
2001	1.28	2252	64	0.91
2002	2.7	2695	46	0.51
2003	2.1	1285	215	0.35
2004	0.79	1072	254	0.84
2005	0.91	910	204	0.61
2006	0.48	840	185	1.08
2007	0.45	702	145	0.94
2008	0.44	662	61	0.82
2009	0.35	466	88	0.79
2010	0.52	464	386	0.82
2011	0.76	365	48	0.27
2012	0.75	198	678	0.59
2013	0.83	206	152	0.22
2014	0.90	213	184	0.22
2015	1.64	161	147	0.094
2016	1.05	82	60	0.068
2017	0.90	84	59	0.080
2018	0.40	215	42	0.32
2019	0.66	295	7	0.23
2020	0.43

Fishing pressure

Stock size

2017

2018

2019

2018

2019

2020

Maximum sustainable yield

F_MSY

Undefined

MSY B_trigger

Undefined

Precautionary approach

F_pa,F_lim

Undefined

B_pa,B_lim

Undefined

Management plan

F_MGT

Undefined

B_MGT

Undefined

Qualitative evaluation

-

Below possible reference points

-

Decreasing