APPENDIX

Long-term changes in annual catch of major carnivorous fish species of high commercial value by type of change caught in the Seto Inland Sea, 1951–85 ¹ ²

(ton)
Year	Type of change							Total
	Once depleted recovering later Species			Stable before increasing later Species
	Bastard halibut	Red sea bream	Daggertooth pikeconger	Japanese Spanish mackerel	Japanese sea bass	Lizardfish	Largehead hairtail
1951	574	4 654	(2 526)	?	?	?	?	(12 927)
1952	375	3 593	2 526	(1 099)	(1 307)	(2 245)	567	(11 712)
1953	270	5 385	2 798	1 125	1 345	2 306	653	13 882
1954	450	4 609	2 254	1 073	1 271	2 183	480	12 320
1955	435	4 320	2 036	1 538	1 534	2 895	1 271	14 029
1956	390	4 579	2 018	1 703	1 541	3 270	1 800	15 301
1957	203	4 576	1 511	1 436	1 421	3 068	1 369	13 584
1958	140	3 870	1 237	1 514	1 464	2 651	2 467	13 343
1959	191	3 435	1 229	990	1 556	2 776	1 135	11 312
1960	206	3 245	1 252	1 329	1 636	2 905	1 083	11 656
1961	193	2 994	1 490	1 149	1 973	2 744	904	11 447
1962	136	2 539	1 190	1 184	2 104	2 992	1 401	11 546
1963	87	2 715	1 076	1 284	1 929	3 011	986	11 088
1964	92	2 764	1 158	1 573	1 802	2 090	876	10 355
1965	98	2 872	746	1 500	1 999	2 452	1 745	11 412
1966	114	2 696	710	1 912	2 039	2 678	3 504	13 653
1967	88	2 730	679	1 079	2 193	2 959	4 368	14 096
1968	152	2 450	673	1 143	2 245	2 531	4 126	13 320
1969	148	2 547	477	909	1 816	2 848	7 626	16 371
1970	204	2 033	680	1 790	1 518	3 107	9 528	18 590
1971	228	2 042	650	1 232	1 510	2 859	10 153	18 674
1972	209	2 060	614	1 480	1 712	2 767	16 913	25 755
1973	228	2 161	428	1 350	1 753	3 464	10 949	20 333
1974	267	2 288	381	1 172	2 381	3 554	11 949	21 992
1975	231	2 966	586	1 722	2 796	3 932	13 335	25 568
1976	323	3 138	384	2 467	3 124	4 366	13 734	27 536
1977	373	2 997	419	3 012	3 400	5 120	6 117	21 447
1978	415	2 895	290	3 173	3 748	5 382	9 096	24 999
1979	473	3 260	401	3 024	3 523	4 960	10 413	26 054
1980	443	3 623	473	4 045	3 538	5 412	14 893	32 427
1981	415	3 624	484	3 160	3 700	5 373	14 752	31 508
1982	437	3 722	425	2 986	3 301	4 557	16 918	32 346
1983	583	3 707	560	3 184	3 128	4 191	14 669	30 022
1984	664	4 708	618	3 893	2 903	3 989	15 592	32 367
1985	956	4 321	716	5 816	2 761	4 952	14 335	33 857

¹ Source: a) Fisheries Agency, Japan (1976), for 1951–69,
b) Japanese Yearbooks of Fisheries Statistics, for 1970–1985.

² Figures in parentheses are estimates.

APPENDIX

Annual changes in aquaculture production by type of culture and major species in the Seto Inland Sea, 1969–85 ¹, ².

(ton)

Year	Total	Type of culture
	production	Without feeding			With feeding
		Total	Seaweeds	Shellfish	Total	Fish	Prawns
1969	238 552	228 314	80 080	148 234	10 238	10 030	208
1970	202 044	192 011	86 003	106 008	9 914	9 739	175
1971	233 539	223 003	87 424	135 579	10 439	10 241	198
1972	242 440	235 337	81 833	153 504	7 035	6 739	296
1973	312 868	302 172	132 118	170 054	10 640	10 322	318
1974	310 003	298 181	150 189	147 992	11 822	11 430	392
1975	282 063	270 189	123 864	146 325	11 874	11 549	325
1976	300 677	288 311	133 320	154 991	12 366	11 931	435
1977	278 991	269 201	122 722	146 479	9 790	9 388	402
1978	310 987	301 470	133 806	167 664	9 517	9 082	435
1979	304 267	292 327	145 036	147 291	11 940	11 354	586
1980	374 018	359 102	170 975	188 127	14 916	14 292	624
1981	343 358	326 110	152 159	173 951	17 246	16 499	747
1982	324 108	304 135	118 341	185 794	19 973	19 091	882
1983	361 641	341 372	153 953	187 419	20 269	19 436	833
1984	396 342	379 001	194 607	184 394	17 341	16 472	869
1985	346 966	329 219	149 607	179 612	17 747	16 832	915

Major		species	cultured			Feed used for
Seaweeds		Shellfish	Fish		Prawns	Total amount used	Fresh feed
Seaweeds		Shellfish	Fish		Prawns	Total amount used	fish, clams, shrimps,krill, etc.
Laver	“Wakame”	Oyster	Amberjack	Red sea bream	Kuruma prawn		fish, clams, shrimps,krill, etc.
77 392	2 688	148 234	9 866	?	208	65 329	(65 289)
80 958	5 045	106 002	9 656	11	175	71 913	71 762
81 712	5 712	135 577	10 183	27	198	75 054	75 001
72 481	9 348	153 503	6 506	178	296	74 794	74 755
115 720	16 398	170 054	9 751	497	318	87 183	85 788
127 769	23 420	147 985	11 086	292	338	80 508	80 366
112 137	11 727	146 325	10 899	594	325	91 173	90 912
112 802	20 518	154 987	11 388	483	393	88 391	87 803
101 265	21 457	146 450	8 778	542	386	69 498	69 015
111 311	14 495	167 628	8 031	903	424	74 111	68 740
128 434	16 602	147 268	9 826	1 256	564	86 233	84 800
152 060	18 915	188 108	12 732	1 313	602	116 777	115 135
131 355	20 652	173 925	14 899	1 273	739	106 173	104 558
97 324	20 942	185 776	17 179	1 601	872	128 340	125 952
132 578	21 255	187 376	16 341	2 730	833	94 304	(91 303)
172 398	21 884	184 356	15 012	1 218	868	97 141	(94 152)
128 696	20 577	179 579	14 893	1 311	914	94 351	(89 477)

¹Source: Japanese Yearbooks of Fisheries Statistics.

²Figures in parentheses are estimates.