William R. Dewhirst Jr. Post 7366 Veterans of Foreign Wars, welcomes all veterans to join its monthly meeting held every second Thursday of the month at 7 p.m. The group meets inside Veasey Memorial Park, 201 Washington St., Groveland.
The Methuen Garden Club, resumes meeting from September through June, first Wednesday of the month at 7 p.m. at the Nevins Memorial Library. New members welcome. The club is a member of the Garden Club Federation of Massachusetts and the National Garden Club Inc. Call Susan at 978-682-4783 or visit methuengardenclub.org.
Clan MacPherson, a bagpipe band with about 20 members, began in Lawrence in 1921 to keep alive the tradition of Scottish music and customs. Open to men and women interested in continuing the tradition of piping and drumming, the band meets every Monday, 7 to 9 p.m. at the VFW Post 2104, 32 Park St., North Andover. Call 978-470-1680 or visit clanmacpherson.org.
Merrimack Valley Chorus, a women’s a cappella chorus, has open rehearsals every Thursday at 7:15 p.m. at the Arts Council Building, 219 Middlesex Ave., Route 62, Wilmington. Call 800-928-6151 or visit merrimackvalleychorus.org.
Treble Chorus of New England, offers choral training for children ages 5 through 18. In residence at Merrimack College, 315 Turnpike St., North Andover. Call 978-837-5461 or visit treblechorus.com.
Merrimack Valley Philharmonic Society, performs at the Rogers Center, Merrimack College, 315 Turnpike St., North Andover. For tickets, call 978-685-3505; to join, call 978-687-7098. Also visit mvpomusic.org.
Merrimack Valley Bird Club, sponsors bird walks throughout the year, including the Audubon Society’s Christmas Bird Count. Call Al Retelle, president, at 978-475-4412 or Kitty Tremblay at 978-462-3917.
Merrimack River Watershed Council, a nonprofit citizens’ organization working for clean water and wise use of natural resources associated with the river which extends from Laconia, N.H., to Plum Island. Canoe and kayak trips. Located at 600 Suffolk St., fifth floor, Lowell. Call 978-275-0120 or visit merrimack.org.