THURSDAY, FEBRUARY 25:

  • Virtual Premiere of “Coral Suite,” at 7 p.m. Bay Chamber Concerts presents an online multimedia performance that pays tributes to earth’s biodiversity and the need for its protection, featuring Palaver Strings and Kyle Sanna and Dana Lyn. Pay-what-you-wish tickets are at baychamberconcerts.org.

FRIDAY, FEBRUARY 26:

  • New Shades of Blue in Camden Opera House’s SoundCheck Series, 7:30 p.m. The Maine group plays a mix of old-time jazz, blues and originals, some reggae-based. The audience-free show, rescheduled from last month, will stream live from the opera house stage to its Facebook page, where it will be free to watch – no link or RSVP needed. SoundCheck shows run most Fridays through April. Coming March 5, When Particles Collide. The full lineup is at CamdenOperaHouse.com.
  • Concerts for a Cause Presents David Wilcox in East Coast Virtual Livestream Concert, at 7:30 p.m. The Unitarian Universalist Church of Brunswick has teamed up with Wilcox to raise funds for Charities with Soul: Mid Coast Hunger Prevention Program and Immigrant Legal Advocacy Project. Folk singer Wilcox has recorded 20 albums. His latest, “The View from the Edge,” earned him the Grand Prize in the 2018 USA Songwriting Contest. The link to $20 tickets is at uubrunswick.org.