U.S. Dept Commerce/NOAA/NMFS/NWFSC/Publications
TM-27: West Coast Steelhead
Appendix E. Summary of steelhead abundance data considered, by evolutionarily significant unit (ESU) and river basin. Lower tribs below
Bonneville Dam Lower tribs above
Bonneville Dam

ESU      
Previous
assessmentsb

Data

Data
Recent
total
Recent
total
Percent
annual
Recent
natural
Recent
natural
Percent
hatchery
River basin Sub-basin Runa A B C D E typec years run esc. changed S.E. run esc. esc. Notese Data references

COASTAL ESUs
1-Puget Sound
Nooksack R Mainstem/NF W C NWU U SS 1984-92 -11.6* 5.4 PSMFC 1994
Dakota Cr W NWU
South Fork W C NWU U SS 1984-92 -7.9* 3.6 PSMFC 1994
S B NWU U
Middle Fork W C NWU U SS 1984-92 -11.4 9.1 PSMFC 1994
Samish R W C NWD RR 1985-94 850 b PSMFC 1994, WDFW 1995
Skagit R Basinwide W RR 1978-94 11,100 7,700+2.0 1.8 8,300 7,200 5 WDFW 1994b, 1995
Mainstem W NWH S RR 1982-94 -4.6* 2.3 4,900 PSMFC 1994, WDFW 1995
Sauk W NWH S RR 1982-94 +1.5 2.2 2,900 a PSMFC 1994, WDFW 1995
S NWU U
Cascade W NWU S
S UWU U
Finney Cr S NWU D
Stillaguamish R W NWH RR 1985-94 -6.3* 2.4 1,200 a PSMFC 1994, WDFW 1995
Deer Cr S A NWC C
South Fork S XWU D
Canyon Cr S MWU D
Snohomish R Basinwide W RR 1981-94 19,800 8,000+3.1 1.9 8,900 6,800 12 f WDFW 1994b, 1995
Snohomish/
Skykomish
W NWH S RR 1981-94 +7.0* 2.1 3,600 a PSMFC 1994, WDFW 1995
Pilchuck R W NWH RR 1981-94 +6.2* 2.5 1,300 a PSMFC 1994, WDFW 1995
Snoqualamie R W NWH S RR 1981-94 +1.5 1.8 1,800 a PSMFC 1994, WDFW 1995
Tolt R S A UWD D RR 1990-92 30 b PSMFC 1994, WDFW 1995
NF Skykomish R S NWU U
SF Skykomish R S XWH S RR 1987-91 1,100 PSMFC 1994
Lake Washington W B NWD RR 1981-94 -17.5* 3.6 700 300 WDFW 1994b, 1995
Green R W NWH S RR 1978-94 4,300 1,700 -1.7 1.4 2,000 1,500 12 WDFW 1994b, 1995
S X WH D
Puyallup R Basinwide W RR 1978-94 3,300 2,000 -5.2* 2.1 2,100 1,900 5 WDFW 1994b, 1995
Mainstem W NWH RR 1983-94 -6.0 3.5 200 WDFW 1995
White R W NWH D RR 1983-94 -0.7 3.9 700 WDFW 1995
Carbon R W NWH RR 1983-94 -4.2* 2.0 950 WDFW 1995
Nisqually R W NWH RR 1980-94 1,900 1,200 -5.1 2.7 1,900 1,200 0.3 WDFW 1994b, 1995
Deschutes R W XWH
Eld Inlet W NWU
Totten Inlet W NWU
Hammersley Inlet W NWU
Case/Carr Inlets W NWU
East Kitsap W NWU
Dewatto R W A --D RR 1981-94 -1.2 5.3 30 a WDFW 1994b, 1995
Tahuya R W B --D RR 1981-94 -0.6 2.8 100 49 WDFW 1994b, 1995
Union W --U
Skokomish R W C --D RR 1982-94 -3.5 3.0 650 a WDFW 1994b, 1995
S --U
Hamma Hamma R W NWU
Duckabush R W --D
S --U
Dosewallips R W --D
S --U
Quilcene/Dabob W --U
Discovery Bay W NWD RR 1977-94 -8.9* 2.0 30 30 WDFW 1995
Sequim Bay W NWU
Dungeness R W --D RR 1988-94 -5.5* 1.9 400 WDFW 1994b, 1995
S --D
Morse Cr/Indep. W --D RR 1984-92 550 200 -12.3* 3.9 100 51 e WDFW 1994b, 1995
Elwha R W MWD
S --D

ESU
Previous
assessmentsb

Data

Data
Recent
total
Recent
total
Percent
annual
Recent
natural
Recent
natural
Percent
hatchery
River basin Sub-basin Runa A B C D E typec years run esc. changed S.E. run esc. esc. Notese Data references

2-Olympic Peninsula
Salt Cr/Indep W NWU
Lyre R W --U
Pysht R/Indep. W --H RR 1984-94 650 400 -5.8* 1.7 250 43 WDFW 1994b, 1995
Clallam R W --U
Hoko R W NWH RR 1985-94 -7.6* 2.3 550 WDFW 1995
Sekiu R W NWU
Sail R W NWU
Sooes/Waatch R W NWU
Ozette R W NWU
Quillayute R Basinwide W RR 1978-94 19,700 8,300+0.6 1.5 12,400 6,900 16 WDFW 1994b, 1995
Quillayute/Bogachiel W NWH RR 1978-94 -0.2 2.1 1,400 PSMFC 1994, WDFW 1995
Bogachiel R S -WU
Dickey R W NWH RR 1978-94 -4.4 2.4 300 PSMFC 1994, WDFW 1995
Sol Duc R W NWH RR 1978-94 -0.1 1.4 3,100 PSMFC 1994, WDFW 1995
S -WU
Calawah R W NWH RR 1978-94 +1.1 1.9 2,000 PSMFC 1994, WDFW 1995
S -WU
Hoh R W NWH RR 1976-94 +0.2 1.3 2,300 WDFW 1994b, 1995
S NWU
Goodman Cr W NWU
Mosquito Cr W NWU
Kalaloch Cr W NWU
Queets R Basinwide W RR 1972-94 13,400 7,400+4.3* 1.2 9,400 5,900 19 QFD & WDFW 1994b, WDFW 1994b
Queets R W NWH RR 1980-94 +0.9 1.4 3,900 PSMFC 1994, WDFW 1995
S NWH
Clearwater R W NWH RR 1982-94 -0.5 1.5 1,900 PSMFC 1994, WDFW 1995
S NWU
Raft R W MCU
Quinault R Basinwide W NWH RR 1978-94 16,400 6,300 -1.8 1.2 6,800 3,400 44 QFD & WDFW 1995b, WDFW 1994b
S NWU
Quinault R/Lake W MWH RR 1978-94 -2.6* 1.2 1,900 PSMFC 1994, WDFW 1995
Up Quinault R W MWH RR 1978-94 +1.8 1.7 1,400 PSMFC 1994, WDFW 1995
Moclips R W NWH RR 1988-93 450 400 +13.6 7.5 300 250 37 c WDFW 1994b, 1995
Copalis R W NWU

ESU
Previous
assessmentsb

Data

Data
Recent
total
Recent
total
Percent
annual
Recent
natural
Recent
natural
Percent
hatchery
River basin Sub-basin Runa A B C D E typec years run esc. changed S.E. run esc. esc. Notese Data references

3-Southwest Washington
Humptulips R W NWH RR 1979-94 4,100 2,500 -3.5* 1.7 3,000 2,300 10 QFD & WDFW 1994a, WDFW 1994b
S NWU
Hoquiam R W NWH RR 1984-94 -4.2* 1.5 600 WDFW 1994b, 1995
Chehalis R Basinwide W NWH RR 1983-94 13,600 8,500 -1.1 2.6 9,900 7,700 9 QFD & WDFW 1995a, WDFW 1994b
S UWU
Wishkah R W NWH RR 1984-94 -7.3* 2.6 650 WDFW 1994b, 1995
Wynoochee R W MCH RR 1984-94 +0.4 4.3 2,000 WDFW 1994b, 1995
Satsop R W NWD RR 1984-94 -5.1 3.2 2,300 WDFW 1994b, 1995
Cloquallam Cr W RR 1984-93 -5.9 5.5 400 WDFW 1994b
Skookumchuck/
Newaukum R.
W MCD RR 1984-94 -7.2 2.6 500 WDFW 1994b, 1995
Mainstem & tribs W RR 1984-94 -6.5* 1.5 2,000 WDFW 1994b, 1995
Grays Harbor South Harbor W NWU
Willapa Bay North R/Smith Cr W NWU
Willapa R W NWH RR 1993 b WDFW 1995
Palix R W NWU
Nemah R W NWU RR 1993-94 650 b WDFW 1995
Naselle R W NWH RR 1993 b WDFW 1995
Bear Cr W NWU
Grays R W C NWD RR 1991-94 1,200 900 23 b WDFW 1994b, 1995
Skamokawa Cr W B? NWU RR 1992-94 300 250 6 b WDFW 1994b, 1995
Elochoman R W C NWD RR 1991-94 900 250 72 b WDFW 1994b, 1995
Mill Cr W B? NWD
Abernathy Cr W B? NWD RR 1991-94 200 150 25 b WDFW 1994b, 1995
Germany Cr W B? NWD RR 1993-94 200 150 23 b WDFW 1995
Youngs Bay Lewis and Clark R W B? AC 1977-92 -1.7 1.4 50 Chilcote et al. 1992, ODFW 1992, 1993, 1994c
Klaskanine R W B? AC 1977-92 -5.2* 1.9 55 Chilcote et al. 1992, ODFW 1992, 1993
Big Cr W B? AC 1977-92 -5.2* 1.9 ODFW 1992, 1993, 1994c
Gnat Cr W B? AC 1977-92 -0.3 2.3 ODFW 1992, 1993, 1994c
Clatskanie Bay Clatskanie R W B? 82 Chilcote et al. 1992, ODFW 1994c


ESU
Previous
assessmentsb

Data

Data
Recent
total
Recent
total
Percent
annual
Recent
natural
Recent
natural
Percent
hatchery
River basin Sub-basin Runa A B C D E typec years run esc. changed S.E. run esc. esc. Notese Data references

4-Lower Columbia
Cowlitz R W B MWD
Coweeman R W C NWD RR 1988-94 800-11.7* 4.7 500 35 a WDFW 1994b, 1995
Toutle R & N Fk W C NWD RR 1989-94 100+47.9 29.2 100 0 WDFW 1995
Toutle R, S Fk W C NWH RR 1984-94 1,000-5.2 3.4 950 9 WDFW 1994b, 1995
Green R W C NWD RR 1987-94 -16.5* 7.5 90 WDFW 1994b, 1995
Kalama R W C NWH RR 1978-94 2,3001,400+0.12.21,10090032 WDFW 1994b, 1995
S MWD RR 1978-94 6,6003,300-1.2 3.1 1,200 1,100 66 WDFW 1994b, 1995
Lewis R W C NWD
East Fork W C NWD RR 1986-94 -15.7* 2.7 90WDFW 1994b, 1995
S C NWU
North Fork S A NWD
Salmon Cr W B? NWD RR 1989 b WDFW 1995
Washougal R W B NWU RR 1991-93 100 b WDFW 1994b, 1995
S A NWU
West Fork W B NWU
S NWU
Hamilton Cr W B? NWU
Wind R Total W A NWU
S B NWD RR 1984-94 600 -7.8* 3.4 300 53 WDFW 1994b, 1995
Mainstem S B? NWD RR 1985-94 -3.0 4.4 150 WDFW 1995
Panther Cr S B? NWD RR 1985-94 -1.0 5.4 40 WDFW 1995
Trout Cr S B? NWD RR 1985-94 -23.7* 4.0 50 WDFW 1995
White Salmon R W A UWD
S A+ UWD
Sandy R W B? AC 1977-92 -0.4 1.9 >30 Chilcote et al. 1992, ODFW 1992, 1993, 1994c
S X AC 1978-92 +3.4 2.8 ODFW 1992, 1993
Tanner Cr W B? >300 >30 g ODFW 1995a
Willamette R Lower W AC 1977-92 +2.5 1.7 ODFW 1992, 1993
S AC 1977-92 +9.3* 3.6 ODFW 1992, 1993
Clackamas R W B DC 1958-93 1,300 -0.4 0.7 PSMFC 1994
AC 1977-92 -0.2 1.9 70 ODFW 1992, 1993, 1995a
S DC 1972-93 3,500 +10.8* 3.5 PSMFC 1994
AC 1977-92 +5.2* 2.6 ODFW 1992, 1993
Hood R W A AC 1977-92 -7.3* 2.3 ODFW 1992, 1993
750 >40 g ODFW 1995a
S B AC 1977-92 +4.2* 2.1 ODFW 1992, 1993
1,500 80 g ODFW 1995a
Columbia R W B
W A
S A
5-Upper Willamette
Willamette R Basinwide W DC 1955-93 6,300 -3.7*1.5 PSMFC 1994
(Early) DC 1971-93 1,900 -4.5* 1.6 PSMFC 1994
(Late) DC 1971-93 4,200 -3.5* 1.7 PSMFC 1994
AC 1977-92 11,400 9,000 -3.9 2.5 Chilcote et al. 1992, ODFW 1992, 1993
S DC 1970-93 9700 +13.5* 3.3 PSMFC 1994
AC 1977-92 17,800 10,000+4.0 3.8 Chilcote et al. 1992, ODFW 1992,1993
Molalla R W B? AC 1977-92 2,900 2,300 -4.9 2.6 0 ODFW 1992, 1993, 1994c, 1995a
SS 1979-93 -4.4* 2.1 PSMFC 1994
Santiam R W DC 1971-87 20 PSMFC 1994
S DC 1970-78 100 PSMFC 1994
North Fork W B? AC 1977-92 2,500 2,000 -4.0 3.0 54 ODFW 1992, 1993, 1995a
South Fork W B? AC 1977-92 700 550+2.4 7.3 ODFW 1992, 1993
Calapooia R W C 700 g Howell et al. 1985, Kostow 1995


ESU
Previous
assessmentsb

Data

Data
Recent
total
Recent
total
Percent
annual
Recent
natural
Recent
natural
Percent
hatchery
River basin Sub-basin Runa A B C D E typec years run esc. changed S.E. run esc. esc. Notese Data references

6-Oregon Coast
Necanicum R W S AC 1977-92 3,600 2,100 -2.4 63 ODFW 1992, 1993, 1994a,b,c
Nehalem R Lower W D AC 1977-92 2,500 1,500 -3.1 2.9 24 ODFW 1992, 1993, 1994a
North Fork W D AC 1977-92 4,000 2,400 -0.5 2.7 37 ODFW 1992, 1993, 1994a
Upper W D 26 ODFW 1994a
Salmonberry R W D SS 1973-93 -6.0 3.1 PSMFC 1994
Tillamook Bay Miami R W C D AC 1977-92 1,400 1,100 -6.4* 2.6 48 ODFW 1992, 1993, 1994a,b,c
Kilchis R W C D AC 1977-92 2,300 1,800 -7.6* 1.8 66 ODFW 1992, 1993, 1994a,b,c
S AC 1977-92 300 200 -5.8* 2.6 ODFW 1992, 1993
Wilson R W C D AC 1977-92 14,900 12,000 -6.7* 1.2 51 ODFW 1992, 1993, 1994a,b,c
S AC 1977-92 2,900 2,100 -5.4* 1.7 ODFW 1994a,b,c
C AC 1953-92 +1.0 0.8 Koski 1963, Phelps 1973, ODFW 1980, 1992, 1993
Trask R W C D AC 1977-92 3,600 2,500 -8.2* 1.5 32-55 Chilcote et al. 1992, ODFW 1992, 1993
S AC 1977-92 900 700 -6.7* 1.6 ODFW 1992, 1993
Tillamook R W C AC 1977-92 900 700 -7.7* 2.5 69 ODFW 1992, 1993, 1994a,b,c
Nestucca Bay Nestucca R W C D D AC 1977-92 7,400 4,400 -8.9* 1.5 34 ODFW 1992, 1993, 1994a,b,c
S AC 1977-92 6,400 4,600 -5.6* 1.9 ODFW 1992, 1993, 1994a,b,c
C AC 1953-92 +2.3* 0.7 Koski 1963, Phelps 1973, ODFW 1980, 1992, 1993
Little Nestucca R W D AC 1977-92 1,200 1,000-11.8* 2.2 79 ODFW 1992, 1993, 1994a
Neskowin Cr W D
Salmon R W C D D AC 1977-92 4,400 3,500 -7.7* 1.9 70 ODFW 1992, 1993, 1994a,b,c
S AC 1977-92 500 350 -0.1 3.4 ODFW 1992, 1993
Rock Cr /Devils Lk W D
Siletz Bay Siletz R W C D D AC 1977-92 6,700 4,500 -7.6* 1.8 57 ODFW 1992, 1993, 1994a,b,c
S B D D AC 1977-92 4,400 3,200-10.9* 2.1 90 ODFW 1992, 1993, 1994a,b,c
Drift Cr W AC 1977-92 1,100 900 -12.4* 2.7 58 ODFW 1992, 1993, 1994a
Total C AC 1953-92 +2.7* 0.8 Koski 1963, Phelps 1973, ODFW 1980, 1992, 1993
Yaquina R W C D 60 ODFW 1992, 1993, 1994a
Big Elk Cr W AC 1977-92 1,800 1,400 -2.9 4.0 ODFW 1992, 1993
Theil Cr W D
Beaver Cr W D
Alsea Bay Alsea R W C D D AC 1977-92 6,500 4,000 -7.2* 2.5 50 ODFW 1992, 1993, 1994a,b,c
Drift Cr W D AC 1977-92 700 600 -6.5 4.2 79-91 Chilcote et al. 1992, ODFW 1992, 1993
Total C AC 1970-92 -6.4* 1.3 ODFW 1980, 1992, 1993
Big Cr W D
Yachats R W C D D AC 1977-92 250 200 -4.1 4.0 >10 Chilcote et al. 1992, ODFW 1992, 1993
Cummins Cr W D
Bob Cr W D
Tenmile Cr W C D D AC 1977-92 300 250 -3.6 3.5 27 Chilcote et al. 1992, ODFW 1992, 1993
Rock Cr W D
Big Cr W C D AC 1977-92 300 200 -7.0* 3.2 >10 Chilcote et al. 1992, ODFW 1992, 1993
Cape Cr W D 14 ODFW 1992, 1993, 1994a
Sutton Cr W D
Siuslaw Bay Siuslaw R W C D D AC 1977-92 4,600 2,700 -4.9 2.7 56 ODFW 1992, 1993, 1994a,b,c
Siuslaw R, NF W C D D AC 1977-92 700 600+0.3 3.4 49 ODFW 1992, 1993, 1994a
Siltcoos R W S
Tahkenitch Cr W S
Umpqua Bay Smith R W D D AC 1977-92 3,700 3,000 -1.7 4.1 48 ODFW 1992, 1993, 1994a,b,c
Umpqua R W AC 1977-92 14,700 11,900 -3.4* 1.6 53-81 Chilcote et al. 1992, ODFW 1992, 1993
S AC 1977-92 1,000 500 -3.5 2.8 ODFW 1992, 1993
C AC 1953-92 -1.1 0.6 Koski 1963,Phelps 1973, ODFW 1980, 1992, 1993
North Umpqua R W H S DC 1946-93 5,600 -0.5 0.3 PSMFC 1994
AC 1977-92 6,500 5,300 -0.6 1.7 ODFW 1992, 1993
7,200 10 g ODFW 1995a
S H S DC 1946-93 2,700 +1.0* 0.4 ODFW 1994a,b,c, PSMFC 1994
AC 1977-92 10,600 6,400+0.9 2.9 ODFW 1992, 1993,1994a
9,300 62 g ODFW 1995a
C AC 1955-92 +7.6* 1.2 Koski 1963, Phelps 1973, ODFW 1980, 1992, 1993
South Umpqua R W S AC 1977-92 4,300 3,500 -0.8 3.4 43-81 Chilcote et al. 1992, ODFW 1992, 1993, 1994a,b,c
S X 38 ODFW 1992, 1993, 1994a
Tenmile Cr W AC 1977-92 800 400+5.4 5.5 80 ODFW 1992, 1993, 1994a,b,c, 1995a
Coos Bay Coos R W D AC 1977-92 6,100 5,600 -2.5 4.3 70 ODFW 1992, 1993, 1994a,b,c
AC 1963-92 -1.3 1.2 Phelps 1973, ODFW 1980, 1992, 1993
Millicoma R W AC 1977-92 3,800 3,100 -0.5 3.5 65 ODFW 1992, 1993, 1994a,b,c
Coquille R Lower R W AC 1977-92 3,500 2,800 -3.0 3.8 75 ODFW 1992, 1993, 1994a,b,c
South Fork W S AC 1977-92 5,000 3,000+1.4 3.7 55 ODFW 1992, 1993, 1994a, 1995a
North Fork W AC 1977-92 3,900 3,200 +16.0* 5.7 ODFW 1992, 1993, 1994a
East Fork W AC 1977-92 2,100 1,700+7.9 4.4 ODFW 1992, 1993, 1994a
Middle Fork W AC 1977-92 600 500 -2.9 3.0 55 ODFW 1992, 1993, 1994a, 1995a
Total W H S AC 1953-92 +2.6* 0.8 Koski 1963, Phelps 1973, ODFW 1980, 1992, 1993, 1994a
Floras Cr W AC 1977-92 900 700 -1.4 2.8 32 Chilcote et al. 1992, ODFW 1992, 1993
Sixes R W D D AC 1977-92 1,000 800 -4.6* 2.3 36 Chilcote et al. 1992, ODFW 1992, 1993, 1994a,b,c
7-Klamath Mountains Province (See Table B-1, Busby et al. 1994)
8-Northern California
Redwood Cr S A SS 1981-93 -3.0 6.1 PSMFC 1994
Mad R W U DC 1938-63 -5.0* 1.8 CDFG 1994, PSMFC 1994
S A C SS 1980-93 -1.1 4.9 CDFG 1994, PSMFC 1994
Eel R W D CDFG 1994
S B CDFG 1994
South Fork C DC 1938-75 -5.8* 0.6 Murphy and Shapovalov 1951, PSMFC 1994
Van Duzen R, S Fk S SS 1980-91 +3.5 8.1 PSMFC 1994
Little Van Duzen W S
S C
Upper C DC 1933-91 -4.8* 0.8 CDFG 1994
C DC 1971-91 -3.0 4.8 CDFG 1994
North Fork W D
S C
Middle Fork W D
S D SS 1966-93 +1.8 1.4 PSMFC 1994
Elk Cr W D
Thatcher W D
9-Central California Coast
Russian R W 1994 1750-7000 CDFG 1994
Lagunitas Cr W 1990s <500 CDFG 1994
San Francisco Bay Napa R W A
south SF Bay tribs W A
San Pedro Cr W X
Denniston Cr W X
Frenchmen's Cr W X
Pilarcitos Cr two stocks W ?
Lobitos Cr W ?
Tunitas Cr W ?
San Gregorio Cr five stocks W X<
Pomponio Cr W ?
Pescadero Cr five stocks W
Gazos Cr two stocks W
Whitehouse Cr W ?
Ano Nuevo Cr W X
Finny Cr W ?
Waddell Cr W < 1994 150 Shuman 1994
Scott Cr four stocks W X 1990s <300 Reavis 1991, Nelson 1994, Titus et al. (in press)
San Vicente Cr two stocks W 1994 50 Shuman 1994
Liddell Cr W X
Laguna Cr W
Majors Cr W
Medler Cr W ?
Baldwin Cr W
San Lorenzo R eight stocks W 1990s <150 Reavis 1991, Shuman 1994
Arana Gulch W ?
Soquel Cr five stocks W X 1990s <100 Reavis 1991, Shuman 1994
Aptos Cr three stocks W X1990s <100 Reavis 1991, Shuman 1994
Coha Cr W ?
Respini Cr W ?
10-South-central California Coast
Pajaro R six stocks W A ?< C 1991 <100 Nehlsen et al. 1991, Reavis 1991
Salinas R five stocks W B ED 1991 <100 Nehlsen et al. 1991
Carmel R three stocks W A C 1990s <100 Nehlsen et al. 1991, Titus et al. (in press)
DC 1963-93 16 -21.9* 5.5 PSMFC 1994
San Jose Cr two stocks W ?
Garrapata Cr W
Rocky Cr W ?
Little Sur R W C X D 1991 <100 Nehlsen et al. 1991
Bixby Cr W X
Big Sur R two stocks W C X? D 1991 <100 Nehlsen et al. 1991, Reavis 1991
Big Cr two stocks W X
Alder Cr W X
San Carpojoro Cr two stocks W X?
Arroyo de la Cruz W X
Little Pico Cr W
Pico Cr W
San Simeon Cr two stocks W
Santa Rosa Cr W
Cayucos Cr W ?
Old Cr W ?
Toro Cr W
Morro Cr W
Chorro Cr four stocks W
Islay Cr W X
Coon Cr W X
San Luis Obispo Cr three stocks W
Pismo Cr two stocks W E?
Arroyo Grande Cr two stocks W E?
11-Southern California
Santa Maria R three stocks W E X
San Antonio Cr W ?
Santa Ynez R thirteen stocks W A EC 1990s <100 Nehlsen et al. 1991, Reavis 1991, CCC 1994
Canada Honda W ?
Gaviota Cr W X E
Canada del Corral W ?
Refugio Cr W ?
Dos Pueblos Canyon Cr W ?
Tecolote Cr W ?
San Jose Cr two stocks W ?
Maria Ygnacio Cr W X
Mission Cr two stocks W ?
Carpinteria Cr W ?
Rincon Cr W X E ?
Ventura R five stocks W A EC 1990s <200 Higgins 1991, Nehlsen et al. 1991, Reavis 1991, Nash 1993, CCC 1994, McEwan and Jacks
Santa Clara R four stocks W A E< C 1990s <100 Nehlsen et al. 1991, Reavis 1991, CCC 1994
Calleguas Cr W ?
Big Sycamore Canyon Cr W ?
Arroyo Sequit W X
Malibu Cr W A < 1990s <100 AFS 1991, Nehlsen et al. 1991, Reavis 1991, Nash 1993
Topanga Cr W X
Los Angeles R three stocks W X E
San Gabriel R five stocks W X E
Santa Ana R W X E
San Juan Cr W E
San Mateo Cr W X E
San Onofre Cr W E
Santa Margarita R W X E
San Luis Rey R W X E
San Dieguito R W E
San Diego R W X E
Sweetwater R W X E
Otay R W E
Tijuana R two stocks W E
Santo Domingo R W ?
12-Central Valley
Sacramento R W A CDFG 1994
Upper R W DC 1966-92 1,500 -9.0* 1.1 PSMFC 1994
1991 2,200 CDFG 1994
1994 10,000 CDFG 1994
INLAND ESUs
13-Middle Columbia
Klickitat R W A NWU
S C NWU RR 1977-85 2,400 -9.2 5.2 WDFW 1994b
Rock Cr S A? NWU
Yakima R S A? NWD RR 1980-93 1,000 850 +14.0* 5.9 850 800 5 d WDFW 1994b, 1995
Fifteenmile Cr mainstem W B SS 1964-94 -5.4* 2.1 ODFW 1994c, PSMFC 1994
mainstem & tribs W B? SS 1985-93 -37.4* 6.6 PSMFC 1994
Deschutes R S DC 1978-93 11,300 +2.6 2.6 3,000 ODFW 1994c, PSMFC 1994
AC 1976-92 -0.1 2.2 ODFW 1992, 1993
11,000 50 g ODFW 1995a
Warm Springs R S DC 1978-94 150 -5.8* 2.6 PSMFC 1994
Shitike Cr S SS 1976-94 -6.3* 2.3 PSMFC 1994
John Day R Total S AC 1976-92 +11.1* 3.7 Howell et al. 1985, ODFW 1992, 1993, 1994c
Lower S >1000 11 g Chilcote et al. 1992, ODFW 1995a
Upper S >1000 g ODFW 1995a
John Day R S SS 1959-94 -2.2* 0.8 PSMFC 1994
JDR & ms tribs S SS 1966-94 -1.4 1.8 PSMFC 1994
SF tributaries S SS 1969-94 -4.1* 2.0 PSMFC 1994, WDFW 1995
>1000 g ODFW 1995a
NF tributaries S SS 1985-94 -20.2* 7.6 PSMFC 1994, WDFW 1995
>1000 g ODFW 1995a
MF tributaries S SS 1968-94 -0.8 2.9 PSMFC 1994, WDFW 1995
>1000 g ODFW 1995a
Combined S SS 1985-94 -14.6* 5.4 PSMFC 1994
Umatilla R S DC 1967-94 1,700 +0.7 1.2 PSMFC 1994
AC 1976-92 -3.0 3.6 <25 ODFW 1992, 1993, 1995a
Walla Walla R Walla Walla R S CMCD AC 1976-92 +7.9* 3.2 Howell et al. 1985, ODFW 1992, 1993
300-400 5 g ODFW 1995a
Touchet R & Forks S MCD RR 1986-93 650 300 -2.7 8.2 300 300 7 WDFW 1994b, WDFW 1995
14-Upper Columbia
Wenatchee R S C MWD RR 1962-93 2,700 2,500+2.6 1.9 800 800 65 WDFW 1994b, 1995
Entiat R S A MWD
Methow R & Okanogan R Combined S A MWD RR 1982-93 4,700 2,400 -12.0* 2.8 450 450 81 WDFW 1994b, 1995
Spokane R S X
Pend Oreille R S X
15-Snake River Basin
Tucannon R S CMCD RR 1986-93 700 400 -18.3* 3.8 140 140 57 WDFW 1994b, 1995
Snake R above Lower Granite Dam S RR 1975-94 71,400 +6.9* 2.0 9,500 86 WDFW 1994b, IDFG 1995
Oregon S AC 1981-92 +22.2* 8.2 ODFW 1993, 1994a
Asotin Cr S BMCD RR 1985-93 200 200 -19.7* 6.6 a WDFW 1994b, 1995
Grande Ronde R Total S A?MCD AC 1986-92 +160.6* 56.7 ODFW 1993, 1994a
Lower GR S SS 1964-88 -0.5 2.2 PSMFC 1994
Upper GR S SS 1966-94 -3.5 2.1 PSMFC 1994
Joseph Cr & tribs S SS 1969-93 +3.9 3.3 PSMFC 1994
>300 0 g Chilcote et al. 1992, ODFW 1995a
Wallowa R S AC 1987-92 -6.1 47.6 Howell et al. 1985, ODFW 1993, 1994a
Wallowa R & tribs S SS 1965-94 -3.0* 1.4 PSMFC 1994
Salmon R S C
Salmon R & tribs S SS 1990-94 -30.0 20.3 IDFG 1994
East Fork S DC 1985-94 150 -6.0 7.0 20 PSMFC 1994, IDFG 1995
Middle Fk & tribs S SS 1990-94 -25.8* 10.0 IDFG 1994
South Fk & tribs S SS 1990-94 -8.0 12.8 IDFG 1994
Pashimeroi S DC 1986-94 1,400 +0.1 0.2 40 PSMFC 1994, IDFG 1995
Imnaha R S C AC 1988-92 +81.2* 28.8 >50 Howell et al. 1985, CBFWA 1990, ODFW 1993, 1994a, 1995a
Camp Cr S SS 1965-94 +1.4 2.4 PSMFC 1994
Rapid R S DC 1975-85 80 +1.7 3.6 PSMFC 1994
Clearwater R S C
Powder R S X
Burnt R S X
Weiser R S X
Payette R S X
Malheur R S X
Boise R S X
Owyhee S X
Bruneau R S X
aS--Summer, W--winter, F--Fall (may be stream or ocean maturing), C--Combined.
bStatus summaries from the following sources:
A--Nehlsen et al. (1991): X, extinct; A+, possibly extinct; A, high extinction risk; B, moderate extinction risk; C, special concern.
B--WDF et al. (1993): Three characters represent stock origin, production type, and status, in that order. Origin: N, native; X, non-native; M, mixed; U, unknown; -, unresolved by state and tribes. Production: W, wild; C, composite; U, unknown; -, unresolved. Status: H, healthy; D, depressed; C, critical; U, unknown. Ditto marks (") indicate that stock was included with previous stock in the report.
C--Nickelson et al. (1992): H, Healthy; D, Depressed; S, Special concern.
D--Titus et al. (1994): X, steelhead present, no discernible change from historical levels; <, production reduced or likely so; ?, current presence/absence unknown; E, extinct population. Multiple codes refer to multiple tributaries within a sub-basin.
E--USFS (1993a,b): U, "unknown"; D, "depressed", "declining", "low", or "moderate risk of extinction"; S, "stable" or "healthy"; C, "critical", "high risk of extinction", or "severely depressed"; X, "extinct"; N, "not present".
cAC--angler catch; BS--beach seine; DC--dam or weir count; HR--hatchery return; RR--run reconstruction; SS--stream survey.
dAsterisk (*) denotes annual change significantly different from zero (two-tailed t-test, p<0.05).
eLetter codes are:
a most recent 5 years not consecutive
b> less than 5 years data available
c less than 5 years natural run size data available
d less than 5 years % hatchery escapement data available
e data from 1985-90 used for most recent 5 years
f data from 1988-92 used for most recent 5 years
f estimated annual run recorded in recent total run column.