Celebrate Estuaries Day by taking a canoe ride along the Patuxent River at Jug Bay Wetlands Sanctuary. This guided trip will paddle up some of the smaller branches of the river to look for beavers, birds and flowering wetland plants. Children must be at least 7 years old and accompanied by an adult. Call for registration information or download a registration form at www.jugbay.org/education. Attendees should bring their own water, sunscreen, lunch and shoes that can get wet.