Cachuma Lake Eagle Cruise — naturalist-led, focus on bald eagles, osprey, local and migratory wildlife, flora, cultural history and geology, children 4 & older, 10-noon, 2- 4 p.m., Cachuma Nature Center. Information: 688-4515 or www.cachuma.com.

Syringe exchange, free, non-judgmental, noon—3 p.m., Pacific Pride Foundation, 126 E. Haley St., Ste. A-11. Information: 898-3636 ext. 122 or www.pacificpridefoundation.org.

Irish Yoga, Jameson Irish Music, darts, Guinness, 8 p.m. Velvet Jones, 423 State St. Information: 965-8676 or www.velvet-jones.com.

Fun Family Nature Night, twilight hike, stargazing, flowers that open only at night, nocturnal creature search,BYO picnic, 6:30-9 p.m., Botanic Garden. Information: 682-4726 ext. 102 or www.sbbg.org.

Joshua Radin, Hana Pestle, Erin McCarley, 9 p.m., SOhO, 1221 State St. Information: 962-7776 or www.sohosb.com.

Central Coast Flute Circles, Native American flute circle, 6-9 p.m., Maravilla, 5500 Calle Real. Information: 898-1085.

“Leading Ladies,” comedy, Shakespearean actors down on their luck in Amish country, 7 p.m., Circle Bar B Dinner Theatre, Refugio Canyon. Information: 967-1962 or www.circlebarbtheatre.com.

Tuesday
County Board of Supervisors – 9 a.m., Board Hearing Room, Betteravia Government Center, 511 E. Lakeside Parkway, Santa Maria, 568-2240, www.countyofsb.org. Remote viewing, public input, Supervisors’ Hearing Room, 4th Floor, 105 E. Anapamu St. Broadcast live, Channel 20, rebroadcast, 5 p.m. Thursdays.

Santa Barbara School Districts – 7 p.m., Board Room, District Office, 720 Santa Barbara St.., 963-4331, www.sbsdk12.org. Regular meetings rebroadcast 5 p.m., Channel 18, the Saturday following meetings.