U.S. Dept Commerce/NOAA/NMFS/NWFSC/Publications

NOAA-NWFSC Tech Memo-24: Status Review of Coho Salmon
Appendix Table C-1. Smolt outmigration timing of selected coho salmon populations in Alaska (AK), British Columbia (BC), Washington (WA), Oregon (OR), and California (CA).
River
(Tributary or location)
State/
province
Smolt outmigration
duration
Peak smolt
outmigration
Year(s)
covered

Source
Sashin Cr. AK -- late May-early June 1967 Crone and Bond (1976)
Taku AK midApr-June mid-late May 1961 Meehan and Siniff (1962)
Karluk AK mid May-July early June 1961-67 Drucker (1972)
Skeena (Lakesle Lake) BC May-June late May 1952 Foerster (1952)
Keogh (Vancouver Is.) BC mid Apr-mid June mid May 1980-87 Irvine and Ward (1989)
Black Cr. (Vancouver Is.) BC Apr-late June mid May 1985-87 Labelle (1990)
Trent (Vancouver Is.) BC Apr-late June end May 1985-87 Labelle (1990)
Big Qualicum (Vancouver Is.) BC Mar-July late May 1959-73 Fraser et al. (1983)
French Cr. (Vancouver Is.) BC Apr-late June mid-late May 1985-87 Labelle (1990)
Cowichan (Vancouver Is.) BC Apr-mid June May 1975 Armstrong and Argue (1977)
Feb-mid June mid May 1987-90 Bams (1993)
Lymn (Vancouver Is.) BC Apr-June late May 1972 Mason (1975)
Carnation Cr. (Vancouver Is.) BC Mar-July Maya 1971-76 Scrivener and Andersen (1984)
Mar-July Aprb 1977-82 Scrivener and Andersen (1984)
Mar-June mid May -- McMahon and Holtby (1992)
Squamish BC Apr-mid June May 1973-75 Argue and Armstrong (1977)
Fraser (Sweltzer) BC May-June early June 1937 Foerster and Ricker (1953)
Fraser (Salmon R.) BC Apr-June ear-mid May 1978-80 Schubert (1982b)

River
(Tributary or location)
State/
province
Smolt outmigration
duration
Peak smolt
outmigration
Year(s)
covered

Source

Skagit WA late Mar-late July early-mid May 1987-93 R. Hayman (1994 App.)
Stillaguamish WA -- mid May 1981-82 Seiler et al. (1984)
-- mid May 1987-88 Kirby et al. (1988, 1990)
Snohomish WA -- mid May 1986-87 Beauchamp (1986), Beauchamp et al. (1987)
Snohomish (Little Pilchuck Cr.) WA -- early-mid May 1979-87 Lenzi (1983, 1985, 1987)
Snohomish (Griffin Cr.) WA -- early-mid May 1979-81 Blankenship et al. (1983)
Snohomish (Harris Cr.) WA -- early-mid May 1979-87 Blankenship et al. (1983), Lenzi (1985, 1987)
Snohomish (S. F. Skykomish) WA Apr-mid June mid May 1978-82 Seiler et al. (1981, 1984)
Samamish (North Cr.) WA -- early May 1976-77 Blankenship and Tivel (1980)
Samamish (Little Bear Cr.) WA -- early May 1976-77 Blankenship and Tivel (1980)
Green WA Feb-June late Apr-early May 1991-92 Dilley and Wunderlich (1992, 1993)
Wild Cat Cr. (Puget Sound) WA -- late Apr-early May 1979-87 Lenzi (1983, 1985, 1987)
Minter Cr. (Puget Sound) WA Mar-June mid May 1938-55 Salo and Bayliff (1958)
Nisqually WA -- mid May 1979-80 Pearce et al. (1982)
Deschutes WA -- late Apr-early May 1977-82 Blankenship and Tivel (1980), Seiler et al. (1981, 1984)
Skookum Cr. (Puget Sound) WA -- late Apr-early May 1977-78 Blankenship and Tivel (1980)
Mill Cr. (Puget Sound) WA -- mid May 1976-87 Blankenship and Tivel (1980), Lenzi (1983, 1985, 1987)
Goldsborough Cr. (Puget Sound) WA -- early May 1975 Blankenship and Tivel (1980)
Union (Hood Canal) WA -- May 1979-81 Blankenship et al. (1983)
Bear Cr. (Union R.) WA -- early-mid May 1978-87, 1992 Lenzi (1983, 1985, 1987), Lestelle et al. (1993)
Courtney Cr. (Union R.) WA -- early-mid May 1976-87, 1992 Blankenship and Tivel (1980), Lenzi (1983, 1985, 1987), Lestelle et al. (1993)
Mission (Hood Canal) WA -- early-mid May 1978-87, 1992 Lenzi (1983, 1985, 1987), Blankenship et al. (1983), Lestelle et al. (1993)
Tahuya (Hood Canal) WA -- late Apr-mid May 1980-81 Blankenship et al. (1983)
Little Tahuya (Hood Canal) WA -- late Apr-early May 1978-87, 1992 Lenzi (1983, 1985, 1987), Lestelle et al. (1993)
Skokomish WA early Apr-mid June early-mid May 1988-89 Haymes and Dygert (1988), Martenson and Dygert (1989)
Big Beef Cr. (Hood Canal) WA Mar-June early-mid May 1975-82 Seiler et al. (1981, 1984)
Snow Cr. (Discovery Bay) WA Apr-June mid May 1978-90 Johnson and Cooper (1993)

River
(Tributary or location)
State/
province
Smolt outmigration
duration
Peak smolt
outmigration
Year(s)
covered

Source

Elwha WA -- mid May -- Wunderlich et al. (1989)
Dickey WA early Apr-early June early May 1971-94 J. Haymes (1994 App.)
Soleduck WA Apr-early June early May 1971-94 J. Haymes (1994 App.)
Calawah/Bogachiel WA early Apr-early June early May 1971-94 J. Haymes (1994 App.)
Hoh WA -- May -- Houston (1983)
Queets (Clearwater R.) WA -- late May-early June 1981-82 Seiler et al. (1984)
Humptulips WA -- mid May 1973-84 Brix (1981), Linth and Hooper (1984)
Chehalis WA -- mid May -- WDF (1973)
-- mid May 1973-80 Brix (1981)
-- late Apr-early May 1981-84 Linth and Hooper (1984)
Chehalis (upper) WA early Apr-late May late Apr-early May 1976-77 Brix and Seiler (1977, 1978)
Chehalis (Bingham Cr.) WA -- early-mid May 1982 Seiler et al. (1984)
Chehalis (Satsop R.) WA -- mid May 1973-84 Brix (1981), Linth and Hooper (1984)
-- late Apr-early May 1984-85 King and Young (1986a, b)
Chehalis (Wynochee R.) WA -- mid May 1973-80 Dunn (1978), Brix (1981).
Grays Harbor WA -- mid May 1973-84 Brix (1981), Linth and Hooper (1984)
Willapa Bay WA -- Apr -- WDF (1973)
Columbia (Grays R.) WA -- Apr -- WDF (1973)
-- mid May -- R. Woodard (1994 App.)
Columbia (Elochoman R.) WA -- Apr -- WDF (1973)
-- mid May -- R. Woodard (1994 App.)
Columbia (Cowlitz R.) WA -- May -- WDF (1973)
-- mid May -- R. Woodard (1994 App.)
Columbia (Kalama R.) WA -- May -- WDF (1973)
-- mid May -- R. Woodard (1994 App.)
Columbia (Lewis R.) WA -- May -- WDF (1973)
Mar-late June mid May 1980-89 R. Woodard (1994 App.)
-- early May 1985-87 Pettit (1993)
Columbia (Washougal R.) WA -- May -- WDF (1951), R. Woodard (1994 App.)

River
(Tributary or location)
State/
province
Smolt outmigration
duration
Peak smolt
outmigration
Year(s)
covered

Source

Columbia (Sandy R./Cedar Cr.) OR -- May 1963 Niska and Willis (1963)
Columbia (Clackamas R., early) OR Mar-July May-June -- Murtagh et al. (1992)
Apr-mid June early-mid May 1987-92 Cramer and Cramer (1994)
Columbia (Clackamas R., late) OR Feb-July May-June 1971-86 Murtagh et al. (1992)
Feb-July May-early June 1960-92 Cramer and Cramer (1994)
Columbia (Gnat Cr.) OR mid Feb-mid June May 1954-59 Willis (1962)
Columbia (Big Cr.) OR -- late May 1962 Niska and Willis (1963)
Columbia (Klaskanine/Youngs R.) OR -- early May 1963 Niska and Willis (1963)
Wilson (Spring Cr.) OR Feb-June Apr 1949-58 Skeesick (1970)
Tillamook (Sand Cr.) OR mid Mar-mid June early May 1946-49 Sumner (1953)
Nestucca (East Cr.) OR -- late Apr 1988-91 Johnson et al. (1993), Rodgers et al. (1993), H. Weeks (1994 App.)
Nestucca (Moon Cr.) OR -- late Apr-early May 1988-91 Rodgers et al. (1993)
Salmon OR -- May 1975-76 McGie (1977)
Alsea OR Mar-May Mar-Apr 1959-73 Moring and Lantz (1975)
Alsea (Lobster Cr.) OR Feb-June late Mar-early Apr 1988-93 Johnson et al. (1993), Rodgers et al. (1993), H. Weeks (1994 App.)
Alsea (Drift Cr.) OR Feb-May ---- ---- Chapman (1965)
Alsea (Crooked Cr.) OR -- May 1973-79 H. Weeks (1994 App.)
Tenmile Cr. OR -- May 1992-93 Johnson et al. (1993), H. Weeks (1994 App.)
Cummins Cr. OR -- late Apr-early May 1992-93 Johnson et al. (1993), H. Weeks (1994 App.)
Siuslaw OR Feb-June mid May 1983 Rodgers et al. (1993)
Siuslaw (Triangle Lake) OR -- early May 1973 H. Weeks (1994 App.)
Tenmile Lake OR -- mid May 1970-75 McGie (1970-73, 1975)
Floras Lake OR -- mid May 1973 H. Weeks (1994 App.)
Coquille OR -- late Apr-early May 1979 H. Weeks (1994 App.)
Sixes OR Mar-June early-mid May 1969 Reimers (1971)

River
(Tributary or location)
State/
province
Smolt outmigration
duration
Peak smolt
outmigration
Year(s)
covered

Source

Smith (Mill Cr.) CA Apr-May early May 1993 T. Sloat (1994 App.)
Klamath CA Feb-June Apr-May -- Leidy and Leidy (1984)
Apr-June mid May 1971 Healey (1973)
May-June late May 1988-91 USFWS (1989), Craig (1991, 1992), Goldsmith (1993)
Klamath (Blue Cr.) CA Apr-June mid May 1989-92 Stern and Noble (1990), Gilroy et al. (1992), Chan and Longenbaugh (1994)
Klamath (Hunter Cr.) CA Apr-May May 1990 Lintz and Noble (1990)
Klamath (Turwar Cr.) CA mid Apr-May early May 1989 Noble and Lintz (1989)
Klamath (Bear Cr.) CA mid Apr-June mid May 1990 Lintz and Noble (1990)
Klamath (Ah Pah Cr.) CA late Mar-June late May 1991 Lintz and Kisanuki (1991)
Klamath (Tectah Cr.) CA Mar-June early May 1990 Lintz and Noble (1990)
Klamath (Roach Cr.) CA late Mar-July Apr 1991 Lintz and Kisanuki (1991)
Trinity CA Apr-June late May 1969-69 Healey (1973)
Mar-mid June late May 1988-91 Goldsmith (1993)
Redwood Cr. CA May-early June mid Apr 1993-94 Redwood National Park (1994)
Mad CA Mar-early June late May -- L. Preston (1994 App.)
Eel CA Apr-June late May 1973-74 Puckett (1976)
Eel (S. F.) CA Mar-early Aug June 1966 Puckett (1976)
Eel (East Branch S. F.) CA June-early Aug late June 1966 Puckett (1976)
Eel (Ten Mile Cr.) CA mid Mar-July Apr 1966 Puckett (1976)
Eel (Redwood Cr.) CA Mar-mid Aug early June 1966 Puckett (1976)
Mattole CA late Mar-May late Apr -- R. Barnhart (1994 App.)
Ten Mile CA early Apr-May early May -- W. Jones (1994 App.)
Noyo CA Mar-late May late May -- W. Jones (1994 App.)
Casper Cr. CA late Feb-June early May 1964-68 Graves and Burns (1970)
Big CA Mar-early June late Apr -- W. Jones (1994 App.)
Navarro CA late Feb-June late Apr -- W. Jones (1994 App.)
Garcia CA early Mar-May mid Apr -- W. Jones (1994 App.)
Gualala CA late Feb-May mid Apr -- W. Jones (1994 App.)
Russian CA early Mar-June late Apr -- B. Cox (1994 App.)
Redwood Cr. (Pt. Bolinas) CA Apr-June May 1954, 1967-68, 1971, 1984, 1989 May (1954), Arnold (1971), Snider (1984), Hofstra and Anderson (1989)
Lagunitas Cr. CA Mar-June May 1982-85 Bratovich et al. (1984), Bratovich and Kelley (1988), Kelley and Associates and Entrix, Inc. (1992)
Lagunitas Cr. (Devils Gulch) CA Mar-June May 1982-83 Bratovich et al. (1984)
Lagunitas (Nicasio Cr.) CA Apr-June early-mid May 1964-65 Quinn and Allen (1969a, b)
Lagunitas (San Geronimo Cr.) CA Mar-June early May 1982-83 Bratovich et al. (1984)
Waddell Cr. CA late Mar-July May 1933-42 Shapovalov and Taft (1954)
Apr-June mid May 1991-93 Smith (1992, 1993)
Scott Cr. CA Mar-May mid May 1984-92 Nelson (1993, 1994), J. Nelson (1994 App.), D. Streig (1994 App.)
San Lorenzo CA Apr-mid June mid May 1986-92 Nelson (1993), J. Nelson (1994 App.), J. Smith (1994 App.), D. Streig (1994 App.)

aBefore logging.
bAfter logging.
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