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>> Just noticed one of my tanks has come down with a substantial case of
>> I read around before posting, but there doesn't seem to be a consensus
>> either how to rid of them, or even if it's really necessary. Any
>Hydra are only a threat to small fry, not adult fish.
I am wondering out load - has someone actually observed a hydra capture and
eat a fry? Or it this another one of those hobby legends that is passed on