Connecting Oregon Naturalists with information, resources, ideas, and inspiration.
Honey Mushrooms, likely Armillaria sinapina
Tryon Creek State Natural Area
Nov 11, 2025
Resource Directory
Scrub Jay, North Portland
October 2026
“Mother Earth is not a resource, she is an heirloom.”
—David Ipina, Yurok Tribe
Oregon State Parks / US Forest Service Parks / ODFW Protected Areas
Tryon Creek State Natural Area
Friends of Tryon Creek
Lewis and Clark State Recreation Site
Mollala River State Park
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Columbia River Gorge Waterfall Corridor
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Latourell Falls - Gorge Friends
Tualatin River National Wildlife Refuge
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Friends of Silver Falls
Starvation Creek State Park
Sheppered’s Dell State Natural Area
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Mt Hood National Forest Land / Forest Management
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Sauvie Island Wildlife Area
SICA Oak Island Visitor Information
Oak Island: A Fantastic Walk on Sauvie Island
US Forest Service Forests and Grasslands
Barred Owl, Tryon Creek State Natural Area, July 2026
Oregon White Oak, Sauvie Island, Oak Island Nature Trail, September 2026
Bull Run Lake, August 2026
Bull Run Watershed Tour -
Portland Water Bureau
Watersheds
Bull Run Watershed
Bull Run Watershed Tour Information
Get to Know Your Groundwater
Portland’s Drinking Water System
A Day at the Bull Run Watershed as a Water Quality Sampler
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Columbia Slough Natural Area
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Tualatin Soil and Water Conservation District
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Tryon Creek Watershed
Tryon Creek Watershed Council
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Oswego Lake Watershed Council
East Multnomah Soil & Water Conservation District
West Multnomah Soil & Water Conservation District
FWEE: Columbia River Basin Watershed & Ecosystems
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Hood River Watershed Group
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Zigzag River Watershed - Native Fish
Portland Metro Municipal Parks, Local Public and Privately Run Natural Areas
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Bird Alliance of Oregon Wildlife Sanctuary
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Wilderness Park - West Linn
McMennamins Gardens
McMennamins Gardens feature - Portland Monthly
The Wetlands Conservancy
Fallen Red Oak Leaf, Hoyt Arboretum, February 2026
Sunlight through a Bigleaf Maple leaf, November 2025
Tryon Creek State Natural Area
Bald Eagle, Kelley Point Park
October 2026
Naturalist Toolkit Websites and Helpful References
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Seek by iNaturalist
Merlin Bird ID
Bird Alliance of Oregon
Oregon Dept of Fish & Wildlife - Wildlife Viewing
ODFW: Oregon Native Freshwater Fish
Fish in Portland’s Rivers and Streams
Salmon Species Found in the Portland Area
Oregon Mycological Society
Oregon Wild
Oregon Wild - Resource Library
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Trees of the Pacific Northwest
PDX Tree Map / City Tree Inventory
Forest Health Summary PNW
Climate Change: Global Temperature
Climate Vilnerability Assessment: Tryon Creek State Natural Area
NOAA: Pacific Northwest Graphical Forecasts
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Portland Metro Heat Map
Portland Tree Canopy Impact on Urban Heat
Geologic Map of Oregon
Geologic Provinces of Oregon
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USGS: Maps of Greater Portland Metro and Surrounding Region
PNSN: Cascadia Subduction Zone Megathrust
USGS: Cascadia Subduction Zone
USGS: Columbia River Gorge
Geological Society of the Oregon Country
US Forest Service: Geospacial Data Discovery
OSU Extension: Naturalist Program
Native Bees of Oregon
OSU Extension: Bee Stewards Program
Oregon Bee Atlas: Mettiflora
Oregon Bee Atlas: Wild Bee and Plant Guide
Columbia Land Trust
Backyard Habitat Certification Program
Portland Plant List - Native Plants
OSU: Bats of Oregon
OPB: Freshwater Mussles of the Willamette
Amphibians and Reptiles of Oregon
Xerces Society
OSU Research Forests
Port Blakely: Sustainable Forest Managment
Depave
Naturalist Content Creators / Podcasts /
Nature Preserves Beyond Willamette - Gorge /
Indigenous Roots of the Pacific Northwest
Nerdy About Nature
Jumpstart Nature
Erin Forrester
Oregon Odonata Presentation
OSU: PolliNation Podcast
OSU: In the Woods Podcast
Trails and Tunes
Northwest Nature Matters
Drag Me Outside
Completely Arboratory
Nick Zentner
Black Forager
The Nature Educator
Columbia Insight
Ologies: Alie Ward
Today I learned Science: Dr. Harini Bhat
Native Americans of the Pacific Northwest
Nine Federally Recognized Tribes of Oregon
Pacific Northwest Tribal Agroforestry
Confederated Tribes of the Grand Ronde
Portland Parks - Indigenous Landscape Efforts
PLACE: People, Lamprey, and Cultural Ecology
Indigenous History of Oregon - TImeline
Thespis D. Light and Efemmera Gendera
of Drag Me Outside
October 2026
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Mt. Hood, viewed from Rocky Butte - Portland, OR
April, 2026