Invasive Zebra Mussels Found On Pet Store Aquarium Moss Balls

(Fargo, ND)  --  Invasive zebra mussels are being found on aquarium moss balls being sold in North Dakota pet stores.  Stores have removed the moss balls.  State Game and Fish is asking anyone who bought them previously to freeze them overnight and throw them in the trash.  The non-native mussels have been found in numerous bodies of water around the state.