Zebra mussels, a prohibited aquatic invasive species, have been found in a variety of moss/algal ball products for aquariums or water gardens sold in western Canada, including in Saskatchewan.
Dangerous invasive mussels found in aquarium moss balls – SSISC
Invasive Zebra Mussels Found in Moss Balls
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Environmental Science and Engineering Magazine January 2009 by Environmental Science and Engineering Magazine - Issuu
ACA Conservation Magazine Spring/Summer 2023 by Alberta Conservation Association - Issuu
Oregon quarantines aquarium moss balls to stop invasive zebra mussels, Oregon
Invasive Zebra Mussels Found in Moss Ball Products in Canada
Minnesota Outdoor News Issue 48, 2022 by Outdoor News - Issuu
Mussels discovered in aquarium products sold in Idaho - East Idaho News
Zebra mussels found in aquarium products sold in Sask.