4  Upper Willamette Chinook

Lorem ipsum dolor sit amet, consectetur adipiscing elit. Clark (1993) vitae ante quis dui egestas fringilla ac vitae justo (Ansley and Davis 1981; Collins et al. 1996; Deuel and Clark 1968) . Pellentesque quis magna vel odio malesuada rutrum a volutpat nisl. Aliquam fermentum, urna eget tristique mattis, augue augue tristique ipsum, eget finibus nunc eros non nisi. Phasellus mattis hendrerit sapien, quis accumsan dui pretium eget. Nunc eleifend laoreet urna a luctus. Nulla vel sapien in nulla gravida tempus sit amet a metus. Vivamus porta condimentum tempus. Maecenas rhoncus elit id ultricies scelerisque. In gravida urna in ligula fringilla euismod. Curabitur efficitur porta libero ac fermentum. Cras fringilla et libero at posuere. Curabitur sodales dapibus elit a convallis.

Morbi iaculis eget augue eget facilisis. Etiam non orci dignissim, efficitur purus viverra, pellentesque neque. Aliquam ornare, magna ut dictum mollis, nunc lorem iaculis nibh, eu consequat lectus urna euismod tortor. Etiam ut felis nisl. Nunc quis euismod felis. Vestibulum gravida nisi mi, quis mollis velit ullamcorper non. Aliquam tempus fringilla bibendum. Lorem ipsum dolor sit amet, consectetur adipiscing elit. Fusce viverra nulla elementum libero mollis, quis cursus velit sagittis.

4.1 General location

Morbi iaculis eget augue eget facilisis. Etiam non orci dignissim, efficitur purus viverra, pellentesque neque. Aliquam ornare, magna ut dictum mollis, nunc lorem iaculis nibh, eu consequat lectus urna euismod tortor.

Figure 4.1: Upper Willamette Chinook. Map of the general location of the ESU.

4.2 Recent trends

Lorem ipsum dolor sit amet, consectetur adipiscing elit. Donec vitae ante quis dui egestas fringilla ac vitae justo. Pellentesque quis magna vel odio malesuada rutrum a volutpat nisl. Aliquam fermentum, urna eget tristique mattis, augue augue tristique ipsum, eget finibus nunc eros non nisi. Phasellus mattis hendrerit sapien, quis accumsan dui pretium eget. Nunc eleifend laoreet urna a luctus. Nulla vel sapien in nulla gravida tempus sit amet a metus. Vivamus porta condimentum tempus. Maecenas rhoncus elit id ultricies scelerisque. In gravida urna in ligula fringilla euismod. Curabitur efficitur porta libero ac fermentum. Cras fringilla et libero at posuere. Curabitur sodales dapibus elit a convallis.

Morbi iaculis eget augue eget facilisis. Etiam non orci dignissim, efficitur purus viverra, pellentesque neque. Aliquam ornare, magna ut dictum mollis, nunc lorem iaculis nibh, eu consequat lectus urna euismod tortor. Etiam ut felis nisl. Nunc quis euismod felis. Vestibulum gravida nisi mi, quis mollis velit ullamcorper non. Aliquam tempus fringilla bibendum. Lorem ipsum dolor sit amet, consectetur adipiscing elit. Fusce viverra nulla elementum libero mollis, quis cursus velit sagittis.

Figure 4.2: Upper Willamette Chinook. Log spawner count trends.

4.3 Population raw data

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4.3.1 Clackamas R.

Table 4.1: Spawners and fracwild from Clackamas R. (NMFS_POPID 104) for 2000 to 2018.

Year	Spawners	Fracwild
2000	2,596	0.326
2001	4,474	0.326
2002	2,783	0.693
2003	4,313	0.784
2004	6,636	0.783
2005	3,695	0.621
2006	1,345	0.761
2007	2,122	0.712
2008	2,272	0.918
2009	1,049	0.922
2010	1,719	0.933
2011	2,263	0.899
2012	2,346	0.945
2013	2,869	0.955
2014	1,261	0.976
2015	3,161	0.962
2016	4,462	0.974
2017	4,591	0.985
2018	2,965	0.966
** data file: UWchinook.csv mod date: Wed Aug 10 17:57:25 2022 -0600
* These spawner counts are from river redd surveys.
flextable

4.3.2 Willamette Falls ESC

Table 4.2: Spawners and fracwild from Willamette Falls ESC (NMFS_POPID 1052) for 2000 to 2019.

Year	Spawners	Fracwild
2000	39,073	-99.00
2001	53,973	-99.00
2002	83,136	-99.00
2003	87,749	-99.00
2004	96,776	-99.00
2005	36,633	-99.00
2006	37,041	-99.00
2007	23,134	-99.00
2008	14,672	-99.00
2009	28,529	-99.00
2010	67,051	-99.00
2011	45,147	-99.00
2012	37,213	-99.00
2013	29,561	-99.00
2014	31,669	-99.00
2015	53,088	0.18
2016	32,478	0.22
2017	36,628	0.17
2018	26,542	0.20
2019	20,617	0.34
** data file: UWchinook.csv mod date: Wed Aug 10 17:57:25 2022 -0600
* These spawner counts are from river redd surveys.
flextable

4.3.3 N Santiam R.

Table 4.3: Spawners and fracwild from N Santiam R. (NMFS_POPID 108) for 2007 to 2018.

Year	Spawners	Fracwild
2007	1,399	0.221
2009	809	0.443
2010	1,656	0.176
2011	1,521	0.363
2012	1,470	0.242
2013	1,578	0.223
2014	1,707	0.303
2015	1,338	0.271
2016	2,228	0.187
2017	1,125	0.375
2018	1,226	0.202
** data file: UWchinook.csv mod date: Wed Aug 10 17:57:25 2022 -0600
* These spawner counts are from river redd surveys.
flextable

4.3.4 S Santiam R.

Table 4.4: Spawners and fracwild from S Santiam R. (NMFS_POPID 109) for 2007 to 2018.

Year	Spawners	Fracwild
2007	1,735	0.141
2008	855	0.378
2009	1,418	0.644
2010	2,378	0.158
2011	1,943	0.389
2012	1,662	0.327
2013	1,155	0.546
2014	1,533	0.579
2015	1,544	0.407
2016	3,443	0.145
2017	2,458	0.104
2018	908	0.178
** data file: UWchinook.csv mod date: Wed Aug 10 17:57:25 2022 -0600
* These spawner counts are from river redd surveys.
flextable

4.3.5 McKenzie R.

Table 4.5: Spawners and fracwild from McKenzie R. (NMFS_POPID 105) for 2005 to 2018.

Year	Spawners	Fracwild
2005	2,967	0.720
2006	2,894	0.708
2007	3,585	0.715
2008	2,432	0.571
2009	2,540	0.470
2010	3,266	0.387
2011	3,871	0.649
2012	2,885	0.613
2013	1,786	0.673
2014	2,415	0.434
2015	2,973	0.562
2016	3,539	0.482
2017	2,377	0.630
2018	2,889	0.622
** data file: UWchinook.csv mod date: Wed Aug 10 17:57:25 2022 -0600
* These spawner counts are from river redd surveys.
flextable

4.3.6 MF Willamette R.

Table 4.6: Spawners and fracwild from MF Willamette R. (NMFS_POPID 106) for 2012 to 2018.

Year	Spawners	Fracwild
2012	2,472	0.068
2013	1,058	0.051
2014	675	0.126
2015	1,160	0.120
2018	143	0.021
** data file: UWchinook.csv mod date: Wed Aug 10 17:57:25 2022 -0600
* These spawner counts are from river redd surveys.
flextable

Ansley, H. L. H., and C. D. Davis. 1981. “Migration and Standing Stock of Fishes Associated with Artificial and Natural Reefs on Georgia’s Outer Continental Shelf.” Brunswick, Georgia, USA.

Clark, W. G. 1993. “The Effect of Recruitment Variability on the Choice of a Target Level of Spawning Biomass Per Recruit.” In, 233246. Alaska Sea Grant College Program AKSG9302.

Collins, M. R., S. B. Van Sant, D. J. Schmidt, and G. R. Sedberry. 1996. “Age Validation, Movements, and Growth Rates of Tagged Gag (Mycteroperca Microlepis), Black Sea Bass (Centropristis Striata) and Red Porgy (Pagrus Pagrus).” In, edited by F. Arrequin-Sanchez, J. L. Munro, M. C. Balgos, and D. Pauly, 161–65. Makati City, Philippines: ICLARM (International Center for Living Aquatic Resources Management).

Deuel, D. G., and J. R. Clark. 1968. “The 1965 Salt-Water Angling Survey.”