Great Northeast Productions, Inc., will present Phish in a 7:30 p.m. concert Thursday, Dec. 30, at the Cumberland County Civic Center in Portland.

Phish will play this general-admission concert in an open-floor style, allowing the audience plenty of room to dance.

Tickets will go on sale at 10 a.m. today. Tickets will be available at the Civic Center box office (no service charge at box office) and all TicketMaster outlets. Tickets may be charged by calling 775-3458.