Day

May 21, 2021
moss ball oregon USFWS
21
May

Invasions

Almost two months after invasive zebra mussels were discovered in imported “moss balls” (actually algae) in a Seattle PetCo store, federal and state agencies are still trying to track the Trojan moss balls and keep the mussels out of vulnerable water bodies, including California’s. So far, contaminated moss balls have been found in 46 states (Virginia, Delaware, Rhode Island, and Hawaii are the exceptions) and most of Canada’s provinces. The US Fish & Wildlife Service has issued detailed guidance for getting rid of the moss balls, summarized as “Destroy, Dispose, Drain,” and the Pet Industry Joint Advisory Council has followed suit.  The Animal and Plant Health Inspection Service (APHIS), Customs and Border Protection, and the US Geological Survey are also...
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