9-11 a.m. meet at the Lemon Bluff Boat Ramp, 907 Lemon Bluff Road, Osteen. Join this group paddle along the St. Johns River and enjoy the beauty of this slow-moving waterway. Learn about the plants and animals that live along the shores and under the waters. Paddlers must wear a personal flotation device and bring their own watercraft and whistle. Ages 10 and up are welcome; children must be accompanied by an adult. Wear closed-toe shoes that can get wet. Free. Reservations are required. Search for Green Volusia activities on Eventbrite.com, or contact Tommy Nordmann at tnordmann@volusia.org or 386-736-5927, ext. 12072.