Invasive zebra mussels have been found inside a type of algae ball that is a popular aquarium addition, and wildlife agencies are urging owners to kill the balls and disinfect their aquarium.
Mod Post: PSA: Moss balls sold in the past few months may be infected with highly invasive zebra mussels. What you need to know, and what you need to do. : r/Aquariums
Petco Moss Ball Recall
Zebra Mussels in Moss Balls (Important to Know) - Mr.Houseplant
Marimo Moss Balls: Care & Info - Aquariadise
Maine Issues Zebra Mussel Warning – NECN
A Two for One Special. Moss balls and zebra mussels, by U.S.Fish&Wildlife Alaska
Invasive zebra mussels found in South Dakota's Lake Oahe
Georgia officials warning about invasive species found on boat
The U.S. Government Is Begging You to Destroy Moss Balls - Atlas Obscura
URGENT: If you've bought Marimo Moss Balls recently, check them immediately! (Link in the replies) : r/Aquariums
Live moss balls may be contaminated, DWR says
Utah DWR warns of invasive zebra mussels found in aquarium moss balls