Answer
Jan 16, 2017 - 11:59 AM
If Onslaught is used properly according to label directions, then there should be no effect on water or fish. If you are asking if it is toxic is poured directly into water, then yes, it is toxic to fish. Here is a link to label directions.
http://www.epestsupply.com/images/Pro...
http://www.epestsupply.com/images/Pro...
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