Stock assessment graphs

Year	Low TBiomass	TBiomass	High TBiomass	Low SSB	SSB	High SSB	Landings	Catches	Discards	Low F	F	High F
1977	899	2367	6236	0.239	0.488	1	757	1165.78		0.492	0.99	1.992
1978	1068	2860	7662	0.268	0.59	1.298	875	1347.5		0.495	0.979	1.936
1979	1225	3259	8670	0.3	0.672	1.51	863	1329.02		0.448	0.912	1.857
1980	1574	3980	10060	0.373	0.821	1.806	1373	2114.42		0.471	0.943	1.886
1981	1836	4519	11121	0.429	0.932	2.026	1377	2120.58		0.524	1.042	2.07
1982	1862	4525	10993	0.434	0.934	2.009	1303	2006.62		0.507	1.009	2.007
1983	1897	4483	10598	0.441	0.925	1.941	1146	1764.84		0.473	0.927	1.816
1984	2102	4661	10336	0.488	0.962	1.896	1210	1863.4		0.462	0.863	1.612
1985	2650	5285	10541	0.618	1.09	1.923	1752	2698.08		0.558	0.944	1.597
1986	2944	5497	10262	0.702	1.134	1.832	1691	2604.14		0.676	1.059	1.658
1987	3007	5384	9640	0.73	1.111	1.69	1901	2927.54		0.757	1.125	1.672
1988	3049	5292	9186	0.748	1.092	1.595	2116	3258.64		0.895	1.277	1.82
1989	2856	4902	8415	0.706	1.012	1.45	2151	3312.54		1.049	1.462	2.039
1990	2458	4273	7427	0.611	0.882	1.272	2082	3206.28		1.2	1.673	2.331
1991	1876	3372	6063	0.48	0.696	1.009	1501	2311.54		1.248	1.753	2.463
1992	1477	2723	5020	0.39	0.562	0.809	1188	1829.52		1.171	1.644	2.307
1993	1329	2468	4584	0.355	0.509	0.73	1114	1715.56		1.115	1.575	2.227
1994	1265	2358	4399	0.34	0.487	0.697	1070	1647.8		1.103	1.569	2.232
1995	1210	2268	4252	0.329	0.468	0.666	1028	1583.12		1.101	1.574	2.248
1996	1145	2159	4070	0.314	0.445	0.633	952	1466.08		1.075	1.537	2.199
1997	1213	2247	4162	0.327	0.464	0.657	1217	1874.18		1.132	1.618	2.313
1998	1179	2210	4143	0.318	0.456	0.655	1067	1643.18		1.203	1.726	2.477
1999	1056	2019	3862	0.288	0.417	0.603	968	1490.72		1.2	1.733	2.502
2000	855	1693	3352	0.241	0.349	0.506	718	1105.72		1.142	1.679	2.469
2001	769	1539	3079	0.219	0.318	0.459	714	1099.56		1.078	1.584	2.329
2002	737	1489	3009	0.211	0.307	0.448	642	988.68		1.042	1.544	2.288
2003	720	1470	3002	0.206	0.303	0.446	594	914.76		0.976	1.456	2.171
2004	675	1388	2852	0.196	0.286	0.419	510	784	274	0.925	1.398	2.114
2005	609	1256	2588	0.181	0.259	0.371	386	707	321	0.88	1.324	1.992
2006	661	1335	2698	0.194	0.275	0.391	404	857	453	0.858	1.269	1.878
2007	904	1745	3367	0.258	0.36	0.503	410	1698	1288	1.023	1.511	2.233
2008	904	1828	3698	0.261	0.377	0.545	437	1020	583	1.001	1.52	2.309
2009	966	1962	3983	0.282	0.405	0.581	481	1089	608	0.783	1.157	1.709
2010	1239	2487	4992	0.352	0.513	0.748	442	1112	670	0.654	0.984	1.482
2011	1688	3326	6555	0.464	0.686	1.016	427	1534	1107	0.566	0.859	1.304
2012	2339	4533	8785	0.618	0.935	1.417	450	1565	1123	0.491	0.758	1.171
2013	2950	5614	10681	0.772	1.158	1.739	414	1688	1274	0.415	0.643	0.996
2014	3348	6208	11510	0.89	1.281	1.842	411	1183	772	0.331	0.503	0.762
2015	3652	6597	11915	0.998	1.361	1.856	381	1159	778	0.267	0.392	0.576
2016	4067	7251	12926	1.136	1.496	1.971	431	1002	571	0.232	0.332	0.474
2017	4427	7898	14091	1.253	1.63	2.12	389.5	1284.5	895	0.233	0.324	0.449
2018	4427	7961	14315	1.265	1.643	2.132	422	930	508	0.229	0.326	0.463
2019	4178	7515	13517	1.194	1.551	2.013


Plaice (Pleuronectes platessa) in divisions 7.f and 7.g (Bristol Channel, Celtic Sea)
Species:	Stock Assessment Graphs
Stock code:	ple.27.7fg
Assessment Year:	2019
Key:	12780


Unit weights	tonnes
Unit recruitment	thousands
Fishing pressure description	F/Fmsy
Fishing pressure units	ratio
Stock size description	B/Bmsy
Stock size units	ratio


Fish reference points

Management plan	SSB_MP
Management plan	F_MP
MSY approach	MSYB_trigger	0.5
MSY approach	F_MSY	1
Precautionary approach	B_lim
	B_pa
	F_lim
	F_pa

Age and Length

Recruitment	0
F


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