Why kill 'em? (Was: Hydra Infestation in new tank - Can I Kill themthis way?)

[John Thomas]

avgeek21 wrote:
> I'm about 6 weeks into a new 6 gallon tank, cycling with 2 danios and
> several live plants. I just noticed several very small HYDRA in the
> tank. They are attached to, and appear to be limited to, the small
> resin ornament in the tank. Can I remove the ornament and boil it, or
> maybe submerse it in something (a hydrogen perioxide solution maybe?)to
> kill the HYDRA, and then safely put the ornament back into the tank?
> Thanks for the help!
>
This is not meant to be an insulting reply, but does anyone have an idea
why you'd want to get rid of them? I'd think the more co-evolved
organisms you could add to the ecosystem, the better off (complete) it
would be.

[Robert Flory]

"Charles" > wrote in message
...
> On Sun, 30 Jan 2005 19:05:52 -0800, John Thomas > wrote:
>
>>avgeek21 wrote:
>>> I'm about 6 weeks into a new 6 gallon tank, cycling with 2 danios and
>>> several live plants. I just noticed several very small HYDRA in the
>>> tank. They are attached to, and appear to be limited to, the small
>>> resin ornament in the tank. Can I remove the ornament and boil it, or
>>> maybe submerse it in something (a hydrogen perioxide solution maybe?)to
>>> kill the HYDRA, and then safely put the ornament back into the tank?
>>> Thanks for the help!
>>>
>>This is not meant to be an insulting reply, but does anyone have an idea
>>why you'd want to get rid of them? I'd think the more co-evolved
>>organisms you could add to the ecosystem, the better off (complete) it
>>would be.
>
>
> they can harm egg layer fry. I haven't seen problems with guppy fry,
> however.
>
>
> --
> Charles

I had them big enough to catch guppy fry. I can't remember which fish
finally ate them.
Bob