Historical Escapements -- Overall Shuswap

Introduction

Annual escapement, total return (all ages combined) from that escapement, and return per spawner for the major stocks within the Late 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) Overall Shuswap Cyclic Dominance

OVERALL SHUSWAP (Late Complex-Tributaries to Shuswap Lake)
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	5,819	21,387	3.68	1957	15,909	48,208	3.03	1958	3,375,416	2,266,208	0.67	1959	187,136	550,825	2.94
1960	4,808	11,271	2.34	1961	5,370	49,279	9.18	1962	1,201,958	3,014,483	2.51	1963	230,122	3,166,863	13.76
1964	3,349	35,857	10.71	1965	10,086	106,772	10.59	1966	1,309,465	4,069,669	3.11	1967	858,257	3,339,673	3.89
1968	7,524	43,813	5.82	1969	16,556	82,139	4.96	1970	1,536,578	5,649,009	3.68	1971	308,936	817,127	2.64
1972	6,994	97,617	13.96	1973	12,747	170,466	13.37	1974	1,192,759	7,165,897	6.01	1975	209,967	1,235,967	5.88
1976	13,120	36,171	2.76	1977	31,805	239,743	7.54	1978	1,951,328	9,537,051	4.89	1979	348,131	1,628,842	4.68
1980	10,914	76,174	6.98	1981	40,604	65,712	1.62	1982	3,087,915	9,703,832	3.14	1983	241,408	2,238,901	9.27
1984	21,916	73,879	3.37	1985	10,293	100,061	9.72	1986	2,416,287	12,298,065	5.09	1987	702,942	4,893,568	6.96
1988	22,848	106,026	4.64
Average	10,810	55,799	6.03	Average	17,921	107,798	7.5	Average	2,008,963	6,713,027	3.64	Average	385,862	2,233,971	6.25

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