quagga mussel
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U.S. Wildlife Officials Warn Contaminated Aquarium Moss Balls May Unleash a Zebra Mussel Plague
Balls of moss commonly found in aquariums are threatening to push the zebra mussel invasion further across the U.S., wildlife officials are warning. Contaminated moss balls have been found in pet stores in 21 states in recent weeks, and both officials and the pet supply industry are scrambling to contain the problem before it’s too…