- General Refuge Information
- History
- Indigenous Peoples (the Chinook)
- Restoration/Enhancement Projects
- Trails
- General Nature
- Birds
- Mammals
- Amphibians
- Fish
- Insects/Spiders
- Molluscs
- Plants
- Invasive Species
- Geology/Hydrology
- Springwater Corridor
- Sellwood Park and Sellwood Riverfront Park
- Oaks Amusement Park
- Wilhelm’s Portland Memorial Mausoleum
- Sellwood-Moreland Neighborhood
General Refuge Information
- Portland Parks page for Oaks Bottom
- Wikipedia article
- SkyBlue Real Estate
- KBOO interview with Ezra Cohen
- Essay by Jaye Nasir
History
- Oregon Encyclopedia
- Riparian (1970s video about the Bottom)
- Mike Houck’s history of Oaks Bottom
- Original 1988 management plan for Oaks Bottom
- Parks of the World (unauthorized guide)
Indigenous Peoples (the Chinook)
- The Chinook Indian Nation homepage
- Chinookan peoples
- Portland Since Time Immemorial (Oregon Historical Society)
- History of the Chinook
- The Chinook and Lewis & Clark
- Timeline of the fight for federal recognition
- Oregonian article about first foods
- Impacts on first foods along the Willamette River in Portland
Restoration/Enhancement Projects
- Landfill seep report
- City of Portland Enhancement Project Overview
- Oaks Bottom Habitat Restoration (Army Corps of Engineers)
- Army Corps of Engineers video
- Department of State Lands news release
- Rehabilitation project (article in The Bee)
- Oaks Bottom Overlook project (SMILE)
- Seven-story building controversy
- Illegal mowing of the South Meadow (The Bee)
- Ross Island (Portland Monthly)
Trails
- Oregon Hikers Field Guide
- Oregonian article
- Outdoor Project
- Family hiking
- Winter hike
- Spring hike
- Access Trails (Bluff Trail)
General Nature
- iNaturalist observations (Oaks Bottom)
- At Risk Species of Oregon (Portland presence noted)
- Special Status Species List (Portland presence noted)
- Wildlife in Portland
Birds
- Bird checklist for Oaks Bottom
- eBird list for Oaks Bottom
- Winter birding at Oaks Bottom (article)
- Tundra swan video
- Great egret photos
- Identification Guide to Geese (ODFW)
- Portland Metro Area’s Backyard Birds (Portland Audubon)
- 10 most common birds found in Portland
- Types of Birds (ODFW)
- Portland Metro Area Birding Hotspots
Mammals
- City of Portland critter cameras at Oaks Bottom
- Photos of Oaks Bottom mammals
- Beaver, Muskrat and Nutria Identification
- Bats of Oregon (ODFW)
- Deer in Oaks Bottom (Willamette Week)
- Coyotes in urban areas
Amphibians
- Two-year study of salamanders in Oaks Bottom
- Salamander survey
- Frogs at Oaks Bottom
- Amphibians (ODFW)
Fish
- Field Guide to Common Fish of the Willamette Valley Floodplain (download)
- Eating fish from the Willamette
- Updated Advisory for Resident Fish and Shellfish
Insects/Spiders
- Oregon Insects (quick lists)
- Bee Pollinators of Oregon
- Bees of Oregon (poster)
- 15 butterflies and moths to expect in Portland
- 17 common moths in Oregon
- Pacific Northwest Moths
- Spiders in Oregon
- Household Insects and Spiders
- Pest Alerts (State of Oregon)
- Portland’s increasing mosquito population (news story)
Molluscs
- Slugs and Snails in Oregon
- Freshwater Mussels of the Willamette (Oregon Field Guide)
- Fresh Water Mussels (Willamette Riverkeeper)
Plants
- Portland Plant List (Native and Nuisance)
- City of Portland vegetation map for Oaks Bottom
- Vegetation unit summaries for Oaks Bottom (Portland Parks)
- Oregon Flora
- Plants for “oakscapes”
- Photo tour of Oaks Bottom in June
- History of botany in Portland from Meriwether Lewis and David Douglas to the 21st century
Invasive Species
- Oregon Noxious Weed Profiles
- Invasive Plants (City of Portland)
- Portland’s Required Eradication List for Invasive Plants
- The Problem with Invasive Plants
- Galerucella beetles as biocontrol for purple loosestrife in Oaks Bottom
- Sellwood Neighborhood “Biocontrol Migration”
Geology/Hydrology
- Portland geology
- Geologic Map of the Greater Portland Metropolitan Area
- The Portland Basin
- Current hydrograph of tidal fluctuations
- Willamette River history
- Warming of the Willamette River 1850 – present
- Willamette River (Wikipedia)
Springwater Corridor
- Springwater Corridor (Portland Parks)
- Springwater Corridor (Wikipedia)
- Springwater Corridor (Rails to Trails)
- Springwater Corridor (TrailLink)
- Photowalk of Springwater Corridor and Oaks Bottom
- KGW story on removal of homeless camps
- Map of the Springwater Corridor
Sellwood Park and Sellwood Riverfront Park
- Sellwood Park (Portland Parks)
- Sellwood Riverfront Park (Portland Parks)
- Sellwood Outdoor Pool
- Portland Parks map of Sellwood Park
- Sellwood Riverfront Park beach
- Sellwood Riverfront Park off leash area
- Sellwood Riverfront Park (Share Oregon)
- Removal of pickleball courts from Sellwood Park
Oaks Amusement Park
- Oaks Park homepage
- PDX History on Oaks Park
- Oregon Historical Quarterly article (in JSTOR – login through your library)
- Oaks Amusement Park (History Cooperative)
- “Coney Island on the Willamette”
- Summer train rides from Oaks Park