- McKenzie River Trust https://mckenzieriver.org/events/#event-listings or 541-345-2799
Wednesdays, 9–11:30am. Watershed Wednesdays at Green Island. Projects include invasive species removal, habitat care, planting, and tree establishment. Sign up
First Fridays, 9:30am. Explore the Willamette Confluence. See the MRT website for more information.
Second Saturdays, 8am–4pm. Living River Exploration Day. Green Island, bilingual.
Tuesday, 19 May, 9:30am. Bus Tour of Green Island. Register with the City of Eugene.
Saturday, 23 May, 1–3pm. Restoration in Action, Walking Tour of Cerra Gordo. Register online.
Sunday, 24 May, 10am–1pm. Birds, Bees, and Blooms. Willamette Confluence, with Peg Boulay and Bruce Newhouse. Register online.
Monday, 8 June, 6:30–8:30pm. Beaver Exploration Night. Willamette Confluence. Register through the Campbell Center.
Monday, 15 June, 7–9am. Intertidal Zone Exploration, Cape Perpetua Marine Reserve, Bob Creek Wayside. Registration opens 15 May.
- Native Plant Society of Oregon, Emerald Chapter https://emerald.npsoregon.org/
Anytime. Self-guided Tour of Laurelwood Bog. Go south on Agate St in Eugene to the dead end at 29th. The entrance to the Bog is clearly signed, and the trails are covered with bark.
Saturday, 16 May, 9am–1pm. Wildflower collection. Join Ed Alverson to collect flowers for the Wildflower Festival at Mt. Pisgah the next day. Blue Mountain County Park.
Monday, 25 May, 10am–noon. Wildflowers and Their Pollinators. Oak Ecology Series. Leader: August Jackson. Mt. Pisgah Arboretum. Sign up online.
- Mt. Pisgah Arboretum https://mountpisgaharboretum.com or 541-747-3817.
Sunday, 17 May, 10am–5pm. Wildflower Festival. Tickets go on sale 17 April. Free to members.
Saturday, 23 May, 10am–noon. Reptile and Amphibian Tour. Leader: Tom Titus. Preregistration required; limited to 18 attendees. Members FREE, nonmembers $5 per person.
Sunday, 24 May, 10am–noon. Insect Tour. Leader: Karen Richards. Preregistration required; limited to 18 attendees. Members FREE, nonmembers $5 per person.
- Coast to Cascades Bird Alliance www.laneaudubon.org or 541-485-BIRD
Saturday, 16 May and 20 June, 8–11am. Third Saturday Bird Walk. For more info, contact Lalla at tolalla@gmail.com.
Tuesday, 26 May, 7–8:30pm. Feathered Forest: Aloft with Birds in Ancient Trees. Presenter: Marina Richie. Zoom and in person at the Campbell Center, 155 High St., Eugene.
Saturday, 6 June, 8–11am. First Saturday Bird Walk. For more info, contact Sarah: 1satbirdwalks@ccbirdalliance.org.
- Museum of Natural and Cultural History, University of Oregon https://mnch.uoregon.edu/museum-home
Ongoing exhibits: Oregon—Where Past Is Present; Explore Oregon; Roots and Resilience: Chinese American Heritage in Oregon; ReEnvisioned: Contemporary Portraits of Our Black Ancestors.
Thursday, 14 May, 6–7pm. America at 250. Explore how museum collections help preserve the diverse histories of our country. Presenter: Todd Braje.
- Nearby Naturehttps://www.nearbynature.org/ or 541-687-9699, 622 Day Island Rd., Eugene (Alton Baker Park)
Monday, Wednesday, Friday mornings. Wonder Keepers. Preschool program outdoors in our Learnscape. Registration for September 2026 open now.
Tuesday, Wednesday, Friday afternoons. Natural Neighbors. After-school K–5 program outdoors in our Learnscape. Registration for September 2026 open now
- Lane Country Butterfly Club https://www.lanebutterflies.org (new website)
Saturday, some time between 2 and 16 May. Fender’s Blue Butterflies in West Eugene. This pop-up field trip is not scheduled for an exact time because of possible weather issues. Sign up to get more info.
Saturday, 13 June, 1–3pm. West Eugene Wetland Field Trip. Check the website for more info.
Saturday, 20 June, 1–3pm. Golden Gardens and Living Earth Nature Sanctuary Field Trip. Check the website.
Saturday, 27 June, all day. Ochoco Butterfly Count (37th year). Meet near Prineville. Preregistration required.
Saturday, 4 July, 10am–3pm. Eugene Butterfly Count (36th year). Preregistration required.