The 20th annual chamber music series at Good Shepherd Church, Marine Park, begins Sunday evening, Oct. 2. The concerts occur on 11 consecutive Sundays, at 6 p.m.

While admission is free and open to the public, voluntary donations for the performers are encouraged.

“This series has become a cultural treasure for the southern end of Brooklyn,” said Michael Fontana, the music director. “It’s an opportunity for people to hear some outstanding solo musicians and ensembles in a beautiful setting.”

The schedule is:

Oct. 2, Brooklyn Baroque, cello and harpsichord duo

Oct. 9, Uptown Flutes, nine member virtuoso flute ensemble

Oct. 16, Thomas Piercy, clarinet

Oct. 23, Duo Cantabile, soprano and guitar

Oct. 30, Eight Strings and A Whistle, flute, viola, cello

Nov. 6,  Daniel Lippel, classical guitar

Nov. 13, Tanguera Tango Ensemble

Nov. 20, 9 Horses, mandolin, violin, bass

Nov. 27, Jonathan Cohler and Rasa Vitkauskaite, clarinet and piano

Dec. 4, Emilia Cedriana Donato, soprano

Dec. 11, Handel’s “Messiah,” with choir, soloists, and orchestra

For additional information, call 718-998-2800.