Table 6. Average survival probabilities estimated for individual PIT-tagged fish in the Snake River. Number of release groups is in parentheses. Refer to Iwamoto et al. (1994) and Muir et al. (1995) for release dates, number marked, etc.
From	To	Year	Hatchery chinook	Wild chinook	Hatchery steelhead
Nisqually John	Lo. Granite tailrace	1993	0.902 (7)
Silcott Island	Lo. Granite tailrace	1994	0.922 (10)	0.923 (1)	0.904 (9)
Lo. Granite tailrace	Lit. Goose tailrace	1993	0.862 (7)
		1994	0.794 (10)	0.827 (1)	0.784 (9)
Lit. Goose tailrace	Lo. Mon. tailrace	1994	0.891 (10)	0.944 (1)	0.831 (9)
Silcott Island	Lo. Mon. tailrace	1994	0.659 (10)	0.728 (1)	0.598 (9)