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:	2022
Key:	16965


Unit weights	tonnes
Unit recruitment	thousands
Fishing pressure description	F/Harvest rate
Fishing pressure units
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	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	83386	262.4	74568	59327	59327	0	0.5964
1980	39648	265.8	92018	53870	53870	0	0.4041
1981	10611	253.4	108179	67126	67126	0	0.4018
1982	45933	208.3	100806	69378	69378	0	0.4437
1983	34031	178.5	79279	65869	65869	0	0.5657
1984	17996	144.7	60773	48236	48236	0	0.5345
1985	46826	128.8	49747	50953	50953	0	0.5528
1986	93945	130	40975	48862	48862	0	0.6214
1987	162119	160.3	35198	40983	40983	0	0.6114
1988	41639	240.5	53200	54126	54126	0	0.5757
1989	23712	237.4	81223	62732	62732	0	0.4811
1990	25729	182.3	85529	67075	67075	0	0.5508
1991	87380	141.9	67120	54715	54715	0	0.5111
1992	163003	155.5	49225	47199	47199	0	0.6512
1993	37252	219.7	56497	48894	48894	0	0.6881
1994	35343	198.2	71976	61608	61608	0	0.7642
1995	65643	166.1	68194	61510	61510	0	0.6218
1996	31344	163.2	53541	57223	57223	0	0.7402
1997	92139	125.9	46584	44141	44141	0	0.6562
1998	17523	139.6	50965	41502	41502	0	0.7289
1999	49988	128	48232	45603	45603	0	0.7755
2000	118211	126.8	47316	41390	41390	0	0.6401
2001	153153	174.8	55197	40220	40220	0	0.6194
2002	198539	254.9	81246	50508	50508	0	0.5271
2003	46513	374.1	127748	61036	61036	0	0.4653
2004	145467	355.7	154242	84824	84824	0	0.4198
2005	381255	354.1	139999	97443	97443	0	0.5015
2006	86629	471.7	112472	97722	97722	0	0.6214
2007	40381	429.8	129477	109826	109826	0	0.7222
2008	39739	327.6	129398	102888	102888	0	0.6057
2009	117152	242.6	113840	82268	82268	0	0.546
2010	43659	231.2	89588	64237	64237	0	0.5567
2011	36113	210.4	77594	49440	49440	0	0.4679
2012	25062	191.9	76375	46032	46032	0	0.3964
2013	42325	178.1	82642	43987	43987	0	0.3676
2014	28694	170.6	69109	33649	33649	0	0.2994
2015	20943	173.7	79169	39515	39515	0	0.3251
2016	116033	155	72500	38090	38090	0	0.3366
2017	52231	206.4	71579	36459	36459	0	0.36
2018	43746	228.7	78312	48491	48491	0	0.3845
2019	87672	217.5	88338	57580	57580	0	0.4371
2020	16548	242	86713	54459	54459	0	0.416
2021	148599	201.3	83214	57318	57318	0	0.4158
2022	142885	269.9	82088			0

Custom reference points

CustomRefPointName	CustomRefPointValue	CustomRefPointNotes
HRlim	0.63
HRpa	0.35
HRmgt=HRmsy	0.35

Custom fish data column names

CustomName1	CustomName2
B45cm	Harvest rate

Custom fish data

Year	Custom1	Custom2
1979	99471	0.5963
1980	133306	0.4115
1981	167054	0.436
1982	156362	0.464
1983	116436	0.4847
1984	90242	0.5039
1985	92180	0.6619
1986	78628	0.7804
1987	67036	0.6083
1988	94023	0.7054
1989	130389	0.6286
1990	121774	0.6434
1991	107050	0.6288
1992	72477	0.7165
1993	71055	0.7075
1994	80615	0.7255
1995	98928	0.7461
1996	77303	0.7253
1997	67270	0.649
1998	56939	0.6762
1999	58805	0.7898
2000	64667	0.7603
2001	64931	0.5663
2002	95816	0.5141
2003	131183	0.4696
2004	202053	0.4923
2005	194299	0.5245
2006	157265	0.5669
2007	152080	0.5871
2008	169880	0.528
2009	150667	0.494
2010	115394	0.4767
2011	105662	0.3807
2012	116137	0.3483
2013	119655	0.3182
2014	112403	0.2591
2015	121557	0.3025
2016	113170	0.3231
2017	101279	0.3404
2018	126098	0.4149
2019	131736	0.4635
2020	130911	0.4129
2021	137844	0.4436
2022	122369

Sensivity data