01: Southside Hospital’s Free Healthy Cooking Demonstrations Series Presents “Cooking with Omega Three Fatty Acids,” 6:30-8:00 PM, Board Rooms 1 & 2, 301 East Main Street, Bay Shore, no charge, pre-registration requested. 968.3593

01: Islip Arts Council’s Free Wednesdays in the Park Concert Series Presents New York’s Most Dangerous Big Band, 7:00 PM, The Common Ground at Rotary Park, between Candee & Gillette Avenues, Sayville. 224.5420 http://www.islipartscouncil.org

02: Islip Art Museum Presents Tea at Three, informal tea and docent tour of the new installations in the Carriage House, 3:00 PM, Brookwood Hall, 40 Irish Lane, East Islip, reservations required, $10 fee. 224.5402

02: The Common Ground Presents Tai Chi in the Evening with Stephen Lee, 6-7:00 PM, Rotary Park, between Candee & Gillette Avenues, Sayville. Please call 589.7837 for any cancellations. http://www.thecommonground.com

04: Common Ground Presents Pilates with Busy Bee Yoga & Pilates, 9-10:00 AM, Rotary Park, between Candee & Gillette Avenues, Sayville. Please call 793.4926 for any cancellations. http://www.thecommonground.com

04: Olivia Bouler’s Fundraiser for Wildlife, 12:30 PM, SC Environmental Center, 500 South Bay Avenue, Islip, the 11-year-old phenom who raised $175,000 for Audubon programs for the Gulf spill effort is dedicating a day with live music and art prints for sale to raise phone for local wildlife programs including Seatuck Environmental Association, $5/pp admission. 581.6908. http://www.seatuck.org

05: 47th Annual Davis Park Arts & Crafts Show, Noon-4:00 PM, with unique handmade crafts, paintings, photos, more; hot dogs & soda, rain or shine, Most Precious Blood Church. 567.9292

08: Seatuck Environmental Association’s Pre-school Nature Program (ages 3-5 with an accompanying adult), “Music with Nature,” 10-11:00 AM, SC Environmental Center, South Bay Avenue, Islip. You must pre-register for all programs at least one day before to be sure the program is not full or cancelled, $4.00/members; $6.00/non-members. 581.6908. http://www.seatuck.org

08: St. Mary’s RC Church Parish’s Free 8-Week Adult Bereavement Support Group begins, 7-9:00 PM, 20 Harrison Drive, East Islip, registration required. 581.4266 x 100

09: Seatuck Environmental Association’s Adult Nature Program, “Dragonfly Lecture,” 7-9:00 PM, SC Environmental Center, South Bay Avenue, Islip. You must pre-register for all programs at least one day before to be sure the program is not full or cancelled, $4.00/members; $6.00/non-members. 581.6908. http://www.seatuck.org

10: Seatuck Environmental Association’s Family Nature Program, “Bats in the Darkness,” 7:30-8:30 PM, SC Environmental Center, South Bay Avenue, Islip. You must pre-register for all programs at least one day before to be sure the program is not full or cancelled, $4.00/members; $6.00/non-members. 581.6908. http://www.seatuck.org

11: Sons of the American Legion Squadron 1634’s Benefit Fishing Trip, 8:00 AM-3:00 PM, Captree State Park, includes rods, bait, coffee, ice, lunch, boat pool, raffles, BYP refreshments, $60/pp, reservations. 661.6676

11: Westminster United Presbyterian Church’s Flea Market, 9:00 AM-4:00 PM (rain date: 9/18), 109 Udall Road, West Islip, no entrance fee. 661.6740

11: Prince of Peace Lutheran Church’s Flea Market, 9:00 Am-4:00 PM, 800 Candlewood Road, Brentwood. 273.5444

11: South Shore Restoration Group’s Free Family Workshop Series Presents Collage, 1-4:00 PM, Second Avenue Firehouse, Bay Shore, supplies and T-shirts provided, all ages welcome. 669.3236 http://www.secondavenuefirehouse.com

11: The Common Ground’s Moonlight Memorial Service - All are invited. Gathering and candlelight participation begins at 7:30 pm. (If you would like to add your music or sentiments during this event, please let us know through e-mail contactus@thecommonground.com), Rotary Park, between Candee & Gillette Avenues, Sayville. 664.4320 http://www.thecommonground.com

11: Unitarian Universalist Society of South Suffolk’s Eclectic Café Presents Spuyten Duyvil, a seven-member Yonkers band/traditional and original songs, 8:30 PM, 28 Brentwood Road, $10/pp. 418.8548 http://www.eclecticcafe.org

11-12: NYS Parks’ 7th Annual Fall Harvest & Seafood Festival, with crab races, boat rides, interactive pirate shows, pony rides, more, 11:00 AM-5:00 PM, Captree State Park, Ocean Drive, Exit 40, Robert Moses Causeway, festival is free; parking fee/$8.00. 321.3510 http://www.nysparks.com

14: Islip Chamber of Commerce General Meeting, 7:00 PM, Islip Middle School Library, Montauk Highway, all welcome. 581.2720

14: South Shore Audubon Society Presents Paumanok, poems and photos of Long Island with authors Kathleen Donnelly and Maxwell Corydon Wheat, Jr., 7:30 PM, Freeport Library, 144 West Merrick Road, 516.546.6303 http://www.ssaudubon.org

16: Islip Arts Council & The Bohlsen Foundation’s Discover Music Series Presents Gregory Harrington, violin demonstration and discussion, 7:00 PM, East Islip Library, 381 East Main Street, no charge. 224.5420 http://www.islipartscouncil.org

16: Great South Bay Audubon Society Presents “Fire Island Raptors,” with Gertrude Battaly and Drew Panko, 7:30 PM, Connetquot River State Park Preserve, Sunrise Highway, Oakdale, no meeting or parking fee, refreshments follow the program. 669.6473

16: Bay Shore Historical Society Presents “Out of the Past: Early Theater, Anita Stewart & William Gillette Movie Programs,” never before shown video, 7:30 PM, Bay Shore-Brightwaters Library, 1 S. Country Rd., Brightwaters, all welcome, no charge, refreshments follow. 665.1707

16: Brookhaven Town’s Women’s Services Presents “Caring for Aging Relatives, workshop, 7:30-9:00 PM, Brookhaven Town Hall, 1 Independence Hill, Farmingville, 2nd Floor Media Room, $1.00 fee at the door, registration required. 698.2074 http://www.brookhaven.org

18: Great South Bay Audubon Society and The Friends of Connetquot’s Breakfast & Birding, 8-11:30 AM, Connetquot River State Park Preserve, Sunrise Highway, Oakdale, $4.00 program fee; registration required. 827.6561

18: Suffolk South Shore Lions Club’s 2nd Annual Scrapbooking Crop, 8:00 AM-8:00 PM, Presbyterian Church, Main Street, Islip, $55/pp includes cropping space, breakfast, lunch, dinner, snacks & beverage, reservations requested. 581.5708

18: NYS Parks Adult Ed-ventures (18 and older) Nature Discoveries Program, “Bird and Breakfast,” 8-11:30 AM, Connetquot River State Park Preserve, Sunrise Highway, Oakdale, $4/adult; $3/child; under 3/free, $6.00/car park entry fee, reservations required. 581.1072 http://www.nysparks.state.ny.us