Historical Escapements -- Late Stuart

Introduction

Annual escapement, total return (all ages combined) from that escapement, and return per spawner for the major stocks within the Summer Complex of Fraser River sockeye for individual years within each cycle from 1960 to 1989. Please note that return to spawner ratio is the total return to escapements from four years earlier (previous cycle).

Note, published in "Fraser River Sockeye Salmon Report, 1995. Prepared by the Dept. of Fisheries and Oceans, Canada. Information based upon Pacific Salmon Commission production data.

(data) Late Stuart Cyclic Dominance

LATE STUART (Summer Complex)
1992 CYCLE YEAR				1993 CYCLE YEAR				1994 CYCLE YEAR				1995 CYCLE YEAR
	Number	Total	Return to		Number	Total	Return to		Number	Total	Return to		Number	Total	Return to
Brood	of	Brood	Spawner	Brood	of	Brood	Spawner	Brood	of	Brood	Spawner	Brood	of	Brood	Spawner
Year	Spawners	Return	Ratio	Year	Spawners	Return	Ratio	Year	Spawners	Return	Ratio	Year	Spawners	Return	Ratio
1956	913	46,102	50.5	1957	368,364	1,329,884	3.61	1958	23,619	54,677	2.31	1959	8,225	7,392	0.9
1960	2,396	9,617	4.01	1961	410,887	778,478	1.89	1962	18,643	45,069	2.42	1963	3,222	12,049	3.74
1964	1,816	3,101	1.71	1965	214,943	1,124,519	5.23	1966	9,027	74,079	8.21	1967	1,629	16,556	10.16
1968	389	31,299	80.46	1969	207,014	1,625,590	7.85	1970	14,978	70,838	4.73	1971	1,535	66,770	43.5
1972	7,341	17,266	2.35	1973	214,230	606,161	2.83	1974	14,190	43,407	3.06	1975	14,229	196,849	13.83
1976	2,898	3,339	1.15	1977	146,459	1,349,459	9.21	1978	12,738	66,580	5.23	1979	31,918	6,854	0.21
1980	946	21,440	22.66	1981	249,494	2,033,901	8.15	1982	16,758	58,003	3.46	1983	2,246	19,456	8.66
1984	1,228	11,930	9.71	1985	274,620	3,174,851	11.56	1986	28,715	785,959	27.37	1987	6,472	221,909	34.29
1988	7,117	88,792	12.48	1989	575,697	5,600,000	9.73
Average	2,783	25,876	20.56	Average	295,745	1,958,094	6.67	Average	17,334	149,827	7.1	Average	8,685	68,479	14.41

Last Update: 6/20/96

This information is available for download in Excel format.

Fraser River Aboriginal Fisheries Secretariat
Technical Liaison -- Mike Galesloot
Webmaster -- Trevor Murphy
Copyright 1996.

Last modified: July 12, 1996 05:10 PM