Calendar

CEDAR KEY SEAFOOD FESTIVAL: 9 a.m.-5 p.m., parade 11 a.m., downtown Cedar Key (on the gulf coast, about 35 miles northwest of Crystal River). (352) 543-5600. Free.

OFFSHORE POWERBOAT RACES: American Power Boat Association GMC Pro Grade Series National Championship, today-Sunday at downtown St. Petersburg waterfront area. Races at noon and 2 p.m., Wet Pit exhibits in Vinoy Basin 8 a.m.-noon and Dry Pits at Vinoy Park 10 a.m.-6 p.m. Viewing from the Pier and bayfront areas is free; VIP tickets. (727) 821-2722 or toll-free 1-877-722-3272.

CLEARWATER JAZZ HOLIDAY: Noon, On Que Players; 1:45 p.m., Jimmy Bruno; 3:30 p.m., Matthias Lupri; 5:15 p.m., Organissimo; 7 p.m., Jon Cleary; 9 p.m., Lizz Wright. Coachman Park, on the waterfront in downtown Clearwater. Free. 727 461-5200 or www.clearwaterjazz.com

REPTILE/AMPHIBIAN EXPO: 9 a.m.-3:30 p.m., Chinsegut Nature Center, Florida Fish and Wildlife Conservation Commission, 23212 Lake Lindsay Road (CR 476), north of Brooksville. (352) 754-6722. Free.

SUNSHINE POSTCARD CLUB SHOW AND SALE: 9 a.m.-4:30 p.m., Holiday Inn Express, 4732 N Dale Mabry, Tampa. $2. (813) 287-2887.

ARTS AND CRAFTS: Homespun by Hands and Hearts, 10 a.m.-4 p.m., St. Paul United Methodist Church, Highland Avenue and Rosery Road, Largo. $1. (727) 585-4758. . . . Arts and Crafts Under the Palms, 10 a.m.-4 p.m., City Plaza Shopping Center, Bruce B. Downs and Tampa Palms boulevards, Tampa. (813) 971-9139. . . . Buckler Craft Fair, 10 a.m.-5 p.m., Pinellas Expo Center, 10601 U.S. 19 N, Pinellas Park. $4, free for ages 12 and under. (727) 572-7100.

KIDS SHOWS: Fantastic Fairy Tales, by Imagine That! Productions, 2 p.m., Clearwater Cinema Cafe, U.S. 19 and Sunset Point Road, Clearwater. $4. (727) 587-0895 or (727) 799-3531. . . . Ichabod, by Carrollwood Players Theater by Young People, 3 p.m., Carrollwood Playhouse, 4333 Gunn Highway, Tampa. $7 adults, $5 youth under age 18. RSVP (813) 265-4000.

OKTOBERFEST ON THE BEACH: With German food, music by Cathy and the Lorelei Band, polka dancing and kids' activities. 11 a.m.-7 p.m., Kolb Park, between 15th and 16th avenues, Indian Rocks Beach. (727) 595-5610. Free.

SAN ANTONIO RATTLESNAKE FESTIVAL: 9 a.m.-5 p.m. at city park in San Antonio, off SR 52, 3 miles east of I-75 or 5 miles west of U.S. 301 in Pasco County. Free. (352) 588-4444.

AUTUMN HARVEST: Fall celebration and farmers market, 9 a.m.-4 p.m., Pinellas Pioneer Settlement, 2900 31st St. S, St. Petersburg. Donations appreciated. (727) 893-7326.

CORONA LIGHT BIG SHOT VOLLEYBALL SERIES: Gulfview Championships with players from 20 states and Canada. 9 a.m. with playoffs 4-6 p.m., Clearwater Beach, in front of Adam's Mark Clearwater Beach Resort, 430 Gulfview Blvd. Free. 631 728-0397; or www.eevb.net