> >“Significant numbers of dead and stressed fish were reported to be in the
> Darling River
>
> "Imidacloprid is considered to have a low toxicity to fish. Because
> imidacloprid breaks down rapidly in water and sunlight (3 hour half-life),
> there is little chance, even if a large amount was applied directly to
> water, that it would impact fish. Imidacloprid, unlike toxins such as
> mercury, does not bioaccumulate and thus is rapidly excreted."
>

However, this is classic pyrethroid poisioning, including the symptoms.
BTW, they are approved for organic farming use.

Bill Truesdell
Bath, Maine

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