ALTON — Hirundo Wildlife Refuge invites grandparents to share a 1½-hour guided Grandparents Day paddle with their grandchildren to listen for familiar and new sounds, watch for river otter and mink and see animals just below the water surface. Meet at Hirundo Wildlife Refuge, Gate 3 in the parking lot (35 Hudson Road). Reservations and cancellations requested or bring your own boat. Bring water and a snack. Free and open to all ages. Donations appreciated. For information: www.hirundomaine.org or call 944-9259.
BANGOR — Bangor Land Trust will hold its fifth annual Pedal the Penobscot Road Ride on Sunday, Sept. 11, beginning at Bangor Waterfront and finishing at Sea Dog Brewery. Call 942-1010 to register or register online at www.bangorlandtrust.org. If riding with friends sign up as a team (3+ riders) for discounted registration fee of $35 per rider ($45 after Sept. 1). Individual registration fee $40 per rider ($45 after Sept. 1). Student registration fee $20 per rider ($25 after Sept 1). All riders have the chance to win prizes including a Camden120 kayak donated by Old Town Canoe.
BELFAST — Belfast Bay Watershed Coalition new outdoor program — Wonderful Wednesdays with the Wednesday Walkers — will offer one 2-4 mile hike on second and fourth Wednesdays each month. Bring water, sunscreen and a snack (if desired). On Sept. 14, Cloe Chunn, 338-1147, president of BBWC, will lead a hike through Coastal Mountains Land Trust’s Head of Tide Preserve in Belfast. Call ahead for time, meeting place, appropriate clothing and footwear for each hike.
ROCKPORT — Merryspring Nature Center free family workshop on Forts and Fairy Houses, 1-3 p.m. Sunday, Sept. 11. Participants can build a secret fortress in the woods or construct a tiny home for imaginary forest dwellers. Merryspring will supply ideas and natural building supplies; kids and grown-ups supply the creativity. Center located at end of Conway Road just off Route 1 by Hannaford shopping plaza in Camden. For more information, call 236-2239 or visit website www.merryspring.org.
ROCKPORT — Greg Marley will offer a 6½-hour class, “Foraging for Maine’s Wild Mushrooms; an Identification Class,” 9 a.m.-3:30 p.m. Sunday, Sept. 11, at Merryspring Nature Center, 30 Conway Road. For information contact Toni Goodridge at 236-2239.
ROCKPORT — Merryspring Nature Center to present screening of Disneynature film “Oceans” at 7 p.m. Tuesday, Sept. 13. The film captures the expansive beauty of the world under the sea. Directors Jacques Perrin and Jacques Cluzaud examine the role water plays in the lives of humans and the cause-and-effect relationship between oceans and environment. Film viewing free, donations appreciated. Merryspring to provide popcorn and drinks. To learn more about the film, visit disney.go.com/disneynature/oceans/. For information on Merryspring’s film series, call 236-2239.
STEUBEN — Join photographers Craig Snapp and Hos Hosley 9 a.m.-noon Sept. 10 (rain date Sept. 11) for a hike up Pigeon Hill and free instructional photo outing. Afterward, Snapp will demonstrate how to stitch photos and make panoramic prints. Workshop is for all skill levels. Come enjoy the newly opened Silver Mine Trail offering dramatic views on the eastern slope. Bring camera and equipment, sunscreen, lunch or snacks and water. Meet at Pigeon Hill Preserve parking lot, Pigeon Hill Road.
WASHINGTON — Mushroom expert David Spahr of Washington will talk about mushrooms and their uses at 6:30 p.m. Saturday, Sept. 10, at Gibbs Library. Spahr’s website is devoted to 30 years of work studying mushrooms: mushroom-collecting.com. The free event at Gibbs Library sponsored by Midcoast Audubon Society, which presents programs for the public year-round. For more information call 832-5584.