Topic: Everything Aquatic with Guest Speaker, John Magyar, who is the owner of Universal Aquatics, and has been working in the water feature industry for 25 years. Universal Aquatics (www.universalaquatics.com) specializes in backyard water feature installation, repair, and maintenance. This includes installing or repairing koi ponds, waterfalls, water fountains, pondless waterfalls and more. They design or install water features to give homeowners their backyard dreams. Bethesda Senior Center, 225 Bethesda Church Rd, Lawrenceville, GA 30044. 6:30 pm: Social and Potluck Dinner (bring a dish for 6 people). www.gwinnettmastergardeners.com