Aquaponics in the Classroom
What’s in Your Water?
By Cheril Lee | Photography by Ariel Fried
“Fish poop has given us so many cool opportunities,” says Kris Denton, teacher and magnet facilitator at King Science and Technology Magnet Center. Fish poop is an integral part of her classroom’s aquaponics lab, which uses fish waste to help grow nutritious vegetables and herbs. There is a large drum filled with fish—her class has used tilapia, goldfish and perch, but she says any type of fish will work—and their waste is piped in a soilless grow bag where the plants thrive. After receiving the nutrients they need from the fertilized water, the plants act as a filter, cleaning the water before the water is sent back to the fish.
Kris learned about aquaponics just three short years ago when she attended a service learning seminar at the University of Nebraska at Omaha. Her plan in attending the seminar … Read More