Duck weed Salt Lake City , UT | 19 Days 157 7 $5.00 Description Fast growing surface plant provides superior nitrate uptake. It can cover the surface and prevent oxygen exchange so it must be thinned. Omnivorous and vegetarian fish will often graze it. $5 per baggie You Might Be Interested In 180 Gallon Tank, FX Filters, Kessil Lights, Heater $750.00 7 Days Unbelievable! FREE 15 Days 3 RedSea REEF LED90 Lights $700.00 18 Days Looking for stingrays $300.00 1 Hour Discus sale!! $30.00 1 Hour Thai goldfish sale!!! $30.00 1 Hour Black Moor Goldfish $50.00 2 Hours RODI boost pump $60.00 2 Hours Plecostmus $2.00 3 Hours Mystery Snail $0.10 4 Hours Tank Stand $50.00 4 Hours Molly Fish Fry $4.00 4 Hours