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:	2018
Key:	9632


Unit weights	tonnes
Unit recruitment	thousands
Fishing pressure description	Harvest Rate
Fishing pressure units	Year-1
Stock size description	SSB/B45cm
Stock size units	tonnes


Fish reference points

Management plan	SSB_MP
Management plan	F_MP
MSY approach	MSYB_trigger
MSY approach	F_MSY
Precautionary approach	B_lim	45000
	B_pa	59000
	F_lim
	F_pa

Age and Length

Recruitment	2
F	4-7

Fish data

Year	Recruitment	TBiomass	SSB	Landings	Catches	Discards	F
1979	80923	162.2	96072	55330	55330	0	0.5422
1980	37390	192.2	116521	51110	51110	0	0.3703
1981	10426	207	141628	63558	63558	0	0.3597
1982	42788	180.4	136817	69428	69428	0	0.4133
1983	29306	148.1	112589	65942	65942	0	0.5083
1984	20574	112.8	82961	48282	48282	0	0.5092
1985	42788	102.4	66652	51102	51102	0	0.554
1986	86501	96.48	59837	48859	48859	0	0.6116
1987	164036	105.4	46298	40760	40760	0	0.5785
1988	48742	153.7	69391	54204	54204	0	0.6269
1989	29778	168.2	99537	62885	62885	0	0.5092
1990	27094	145.5	110745	67198	67198	0	0.5591
1991	92280	122.7	89825	54692	54692	0	0.5026
1992	175094	106.3	66379	47121	47121	0	0.6639
1993	38437	130.5	71000	48123	48123	0	0.7344
1994	46842	127.8	83295	59502	59502	0	0.8621
1995	72857	124	85054	60884	60884	0	0.6642
1996	36341	108	70008	56890	56890	0	0.7724
1997	102509	87.15	58993	43764	43764	0	0.6981
1998	17976	97.12	64203	41192	41192	0	0.7471
1999	50160	91.02	64439	45411	45411	0	0.7763
2000	117423	90.67	63509	42105	42105	0	0.6433
2001	156535	115	70366	39654	39654	0	0.5825
2002	187267	168.4	99344	50498	50498	0	0.535
2003	50394	219.8	147523	60883	60883	0	0.4921
2004	151499	252.8	181306	84828	84828	0	0.451
2005	381560	259	177013	97225	97225	0	0.5104
2006	89766	298.1	143387	97614	97614	0	0.6282
2007	42716	296	162055	109966	109966	0	0.7457
2008	44050	248	157445	102872	102872	0	0.6421
2009	118862	190.8	140977	82045	82045	0	0.5647
2010	44162	165.7	112094	64168	64168	0	0.5711
2011	36054	151.2	95592	49433	49433	0	0.4704
2012	23206	143.6	92745	46208	46208	0	0.4027
2013	42043	139.1	98690	44097	44097	0	0.3572
2014	27986	127.7	77205	33900	33900	0	0.315
2015	20925	131.6	89562	39646	39646	0	0.34
2016	103859	117.3	80828	38109	38109	0	0.3576
2017	55809	135	81802	37058	37058	0	0.381
2018	58887	157.5	89479			0

Custom reference points

CustomRefPointName	CustomRefPointValue	CustomRefPointNotes
HRmsy	0.52	per year
MGT Btrigger	45000	tonnes
HRpa	0.46

Custom fish data column names

CustomName1	CustomName2
B45cm	F

Custom fish data

Year	Custom1	Custom2
1979	102046	0.5209
1980	138008	0.3979
1981	176712	0.5422
1982	167992	0.4441
1983	129725	0.5082
1984	94816	0.515
1985	92245	0.5372
1986	79886	0.7389
1987	70459	0.5836
1988	86468	0.6754
1989	123495	0.6764
1990	120191	0.6108
1991	108816	0.6643
1992	70980	0.728
1993	65525	0.6688
1994	69023	0.6408
1995	91664	0.6609
1996	73657	0.6751
1997	62686	0.6241
1998	55132	0.6267
1999	58498	0.6849
2000	65450	0.6363
2001	68080	0.4617
2002	94392	0.461
2003	123728	0.4036
2004	188076	0.4911
2005	190489	0.5216
2006	155387	0.5771
2007	147457	0.5551
2008	160217	0.4756
2009	145288	0.5045
2010	112353	0.4806
2011	105077	0.4096
2012	114737	0.3355
2013	123441	0.325
2014	107624	0.2627
2015	116618	0.3233
2016	106581	0.3343
2017	97278	0.3685
2018	122611

Sensivity data