Adult Salmon Passage at Rock Island Dam

Year	Chinook	Chinook Jack	Chinook Spring Adult	Chinook Spring Jack	Chinook Summer Adult	Chinook Summer Jack	Chinook Fall Adult	Chinook Fall Jack	Coho	Coho Jack	Sockeye	Steelhead	Wild Steelhead	Lamprey
2006	77,600	4,176	9,643	483	61,821	2,086	6,136	1,607	5,597	0	35,132	9,379	4,087	1,326
2005	77,196	3,746	11,908	504	54,033	2,443	11,255	799	6,580	0	71,226	12,409	6,446	2,267
2004	89,911	7,854	10,918	958	62,311	4,834	16,682	2,062	5,982	0	106,666	19,547	14,191	2,362
2003	120,228	11,939	16,881	753	81,543	6,858	21,804	4,328	5,869	0	34,779	17,509	11,456	5.000
2002	125,356	5,135	24,017	827	86,825	3,216	14,514	1,092	1,750	1	44,320	15,282	10,350	4,878
2001	101,986	21,141	39,785	1,761	48,844	13,086	13,357	6,294	10,465	0	104,847	28,602	16,252	1,460
2000	44,489	16,627	14,850	1,558	20,251	12,056	9,388	3,013	1,624	0	76,515	10,515	4,414	822
1999	29,487	3,310	3,309	915	18,588	1,548	7,590	847	12	0	18,371	6,361	1,749
1998	18,724	2,164	3,187	54	11,689	1,165	3,848	945	0	0	9,334	4,962
1997	21,251	1,496	6,153	52	10,960	614	4,138	830	5	0	41,504	7,726
1996	15,868	2,211	1,887	263	9,417	855	4,564	1,093	0	0	29,500	7,305
1995	16,891	4,669	792	131	10,623	696	5,476	3,842	1	0	9,462	4,168
1994	21,166	3,196	2,004	34	12,399	780	6,763	2,382	18	0	11,367	5,620
1993	36,118	1,079	19,910	32	12,927	476	3,281	571	6	0	65,630	4,829
1992	25,174	4,747	15,380	254	7,706	2,005	2,088	2,488	49	0	68,359	12,476
1991	18,134	3,,385	5,450	331	10,191	833	2,493	2,221	152	1	62,119	11,018
1990	24,323	2876	7,603	117	13,432	800	3,288	1,959	109	0	44,143	6,936
1989	35,041	2,591	10,350	340	17,484	1,108	7,207	1,143	287	0	37,360	9,351
1988	38,373	4,933	15,868	344	13,634	1,828	8,871	2,761	722	0	49,177	9,358
1987	46,004	5,454	18,442	441	13,415	1,959	14,147	3,054	1,404	0	69,868	12,706
1986	43,747	6,723	20,537	464	14,850	1,892	8,360	4,367	476	0	49,788	22,867
1985	45,992	9,423	25,153	695	14,505	1,902	6,334	6,826	1,093	0	103,200	31,995
1984	28,599	8,274	11,528	657	13,984	3,584	3,087	4,033	1,426	0	109,092	24,803
1983	18,399	5,209	9,499	385	6334	2,780	2,566	2,044	260	0	86,424	29,666
1982	16,536	6,984	7,568	324	6587	2,901	2,381	3,759	1,624	0	41,111	10,150
1981	18,294	2,514	7,610	166	8639	1,035	2,045	1,313	827	0	47,139	7,565
1980	22,840	4,056	6,591	542	13,854	2,096	2,395	1,418	784	0	52,657	7,016
1979	27,799	7,396	6,215	333	18,797	3,812	2,787	3,251	465		50,485	7,420
1978	40,271	5,857	19,030	198	18,667	3,245	2,574	2,414	1,229		14,748	3,352
1977	34,390	13,069	17,192	1,390	14,403	6,516	2,795	5,163	519		90,261	9,925

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Page last updated on: January 2, 2008

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