Stock assessment graphs

ICES Marine Data

Stock Assessment Graphs


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Haddock (Melanogrammus aeglefinus) in Division 5.a (Iceland grounds)
Species:	Stock Assessment Graphs
Stock code:	had.27.5a
Assessment Year:	2020
Key:	13349


Unit weights	tonnes
Unit recruitment	thousands
Fishing pressure description	F/Harvest rate
Fishing pressure units	ratio
Stock size description	SSB/B45cm
Stock size units


Fish reference points

Management plan	SSB_MP
Management plan	F_MP
MSY approach	MSYB_trigger
MSY approach	F_MSY
Precautionary approach	B_lim	35500
	B_pa	49400
	F_lim
	F_pa

Age and Length

Recruitment	2
F	4-7

Fish data

Year	Recruitment	TBiomass	SSB	Landings	Catches	Discards	F
1979	75918	262.8	74045	55330	55330	0	0.5904
1980	38250	271.1	94387	51110	51110	0	0.3856
1981	9683	235.2	110007	63558	63558	0	0.3806
1982	42814	209	101157	69428	69428	0	0.4497
1983	32613	179.3	79628	65942	65942	0	0.5673
1984	16858	147.8	60664	48282	48282	0	0.5504
1985	45808	136.5	49923	51102	51102	0	0.5662
1986	90164	131.6	42722	48859	48859	0	0.6413
1987	168552	160.7	38963	40760	40760	0	0.6097
1988	42385	235.5	54845	54204	54204	0	0.6133
1989	26156	236.3	81657	62885	62885	0	0.4877
1990	26590	181	85815	67198	67198	0	0.5594
1991	89944	125.7	66774	54692	54692	0	0.5079
1992	162687	136.6	48436	47121	47121	0	0.6716
1993	37040	205.8	56447	48123	48123	0	0.71
1994	35689	190.3	71877	59502	59502	0	0.7794
1995	66371	158.3	65963	60884	60884	0	0.6435
1996	31745	151.9	52615	56890	56890	0	0.7795
1997	92842	120.8	44443	43764	43764	0	0.7145
1998	17902	139.4	49496	41192	41192	0	0.7731
1999	50764	123.8	47319	45411	45411	0	0.7995
2000	116241	123.1	45974	42105	42105	0	0.6748
2001	150042	171.3	54209	39654	39654	0	0.6232
2002	194583	249.7	78362	50498	50498	0	0.5561
2003	45399	364.4	122015	60883	60883	0	0.5062
2004	142479	349.7	147181	84828	84828	0	0.4535
2005	380003	348.5	136699	97225	97225	0	0.5238
2006	86224	466.5	107241	97614	97614	0	0.6624
2007	40404	426.7	124307	109966	109966	0	0.7789
2008	38499	313.7	121389	102872	102872	0	0.6605
2009	117045	237.8	108483	82045	82045	0	0.5733
2010	43093	226	85800	64168	64168	0	0.5792
2011	36309	203.6	74927	49433	49433	0	0.4853
2012	24732	189.2	73634	46208	46208	0	0.4192
2013	41655	174.5	80099	44097	44097	0	0.3698
2014	27764	167.2	64586	33900	33900	0	0.3206
2015	20313	167.5	74902	39646	39646	0	0.3435
2016	111743	151.2	67022	38109	38109	0	0.3599
2017	49092	200.9	67040	37058	37058	0	0.3855
2018	40924	212	72396	48860	48860	0	0.4215
2019	78645	199.7	78038	58044	58044	0	0.4909
2020	13711	202.4	76201			0

Custom reference points

Custom fish data column names

CustomName1	CustomName2
B45cm	Harvest rate

Custom fish data

Year	Custom1	Custom2
1979	93721	0.4664
1980	132536	0.3646
1981	166998	0.427
1982	154387	0.4424
1983	116231	0.4696
1984	87720	0.4709
1985	90250	0.5984
1986	76185	0.7392
1987	66854	0.6122
1988	88382	0.7103
1989	128940	0.6601
1990	120118	0.6482
1991	107686	0.6678
1992	70164	0.7366
1993	67783	0.722
1994	76344	0.7062
1995	94616	0.7861
1996	72986	0.7525
1997	61252	0.6652
1998	53284	0.6959
1999	56800	0.7973
2000	62392	0.7842
2001	63630	0.5587
2002	90813	0.5198
2003	120269	0.4732
2004	187065	0.4924
2005	185608	0.5257
2006	147358	0.5683
2007	141183	0.5771
2008	155741	0.5393
2009	143104	0.496
2010	110790	0.4812
2011	101860	0.3881
2012	110230	0.3507
2013	119246	0.3283
2014	105726	0.2663
2015	115427	0.3161
2016	105881	0.33
2017	96120	0.3593
2018	115930	0.4734
2019	118230	0.5534
2020	112066

Sensivity data