Action Plan Assessment Documents
By-laws and Guiding Principles Maps
Meetings Aquatic Invasive Species

Action Plan

Action Plan (PDF, 443 KB);

Willamette Stakeholder Survey Results (PDF, 335 KB)

Assessment Documents

Assessment Methodology (PDF, 172 KB);

Abridged Assessment Final Report (PDF, 775 KB);

WMC Habitat Assessment Project 2013 (PDF, 2.4 MB)

By-laws and Guiding Principles

WMC By-laws (PDF, 79 KB)


Aquatic Invasives Map (PDF, 3.3 MB);

EDRR Invasives Map (PDF, 3.3 MB);

Priority Invasives Map (PDF, 3.4 MB)


Stakeholder Planning Meeting Minutes 11.26.19 (PDF, 130 KB), 3.20.19 (PDF, 672 KB); 11.30.18 (PDF, 2.5 MB); 11.2.17 (PDF, 168 KB); 11.30.16 (PDF, 161 KB); 11.12.15 (PDF, 396 KB); 11.20.14 (PDF, 130 KB);  5.6.14 (PDF, 988 KB); 3.11.13 (PDF, 189 KB)

Willamette River Stakeholder Meeting Notes (PDF, 253 KB)

Planning Notes 1.17.13 (PDF, 169 KB)

Steering Committee Minutes: 9.17.13 (PDF, 954 KB); 4.16.13 (PDF, 139 KB); 2.4.13 (PDF, 117 KB)

Aquatic Invasive Species

Aquatic Invasive Species Resource List (Revised March 2018) (PDF, 325 KB)

2017 Water Quality Monitoring Summary ( PDF, 2.5 MB)

2017 Aquatic Vegetation Assessment, Portland State University (PDF, 5 MB)

2016 Water Quality and Ludwigia Monitoring Report (PDF, 1 MB)

2015 Water Quality and Ludwigia Monitoring Report (PDF, 2 MB)

Handout – Help Protect Oregon’s Native Turtles from Invading Aquatic Plants (PDF, 652 KB)

US Army Corps Invasive Water Primrose Report (PDF, 4MB)

Ludwigia Presentation Notes (PDF, 860 KB)

Willamette River Blogs

Birds and Rivers: The Importance of a River Ecosystem

Wanting to do some winter weeding? Try English ivy!

The Maiden Voyage of the SS WMC!

River Steward: Scott Youngblood

An Afternoon Dig for Duck Potato

Celebrating Marvin Gilmour – Farmer/Wetland Restorationist/Engineer Extraordinaire!

The Willamette River Report Card

Goat grazing for weeds at Takena Landing Park

Paddling with a purpose: Ludwigia on the Willamette

Aquatic Weed Guide for Benton County and Beyond

Findings from Willamette River survey

We can all protect the river, everyday