Re: NANFA-- lymphocytosis

Steffen Hellner (steffen_at_hellner.biz)
Thu, 18 Sep 2003 08:34:01 +0200

Better: waste the gravel and get new one.

Steffen

> Von: "Gay" <ghemsath_at_att.net>
> Antworten an: nanfa_at_aquaria.net
> Datum: Wed, 17 Sep 2003 19:27:48 -0800
> An: <nanfa_at_aquaria.net>
> Betreff: NANFA-- lymphocytosis
>
> Hello
> I don't believe that just boiling the gravel will be enough to kill a virus.
> Soak the gravel in a bleach (Clorox) for 24 hours first then boil it
> Boiling gravel only will get the out side of the gravel hot, it would take
> several hours of boiling to get the small cracks into the in side of the
> pieces hot
> The heat would need to get the core of the gravel hot enough to sterilize
> these
> That's why hospitals use stem under pressure (auto-clave)
>
> Gay
> Alaska
>
>
> -----Original Message-----
> From: owner-nanfa_at_aquaria.net On Behalf
> Of geoff
> Sent: Wednesday, September 17, 2003 4:33 PM
> To: nanfa_at_aquaria.net
> Subject: Re: NANFA-- Non-Release Policy
>
> I used to believe this was a long shot but not any more.
>
> Perhaps you might remember that I had some mollies with lymphocytosis
> this spring?
>
> Well, it spread to two local species that I kept in several of my tanks
> - Fundulus notatus and Phoxinus erythrogaster with pretty much 100%
> infection rates.
>
> Both fish species were from local streams. In case you aren't familiar
> with lymphocytosis, its an incurable viral infection that is very
> contagious among fish families. So this batch of lymphocytosis could
> apparently spread among cyprinids pretty easily, but my darters are
> probably immune.
>
> The virus can live a very long time without a host (months to years, I'm
> told). I have killed all the infected fish and this fall and winter, I
> will be sterilizing the infected tanks by boiling gravel and bleaching
> the tanks. This spring, I will capture some Fundulus notatus, put them
> in the tanks and watch them carefully for signs of infection.
>
> So long story short, if I had released anything after the outbreak
> started, I would have introduced a rather virulent virus that might have
> had a significant impact on the fish in my area.
>
> No thanks.
>
> While I have to admit I have been guilty of releasing fish before, I
> never will again.
>
> Geoff Kimber
> Lexington KY
>
>
>
>
> On Wed, 2003-09-17 at 12:40, Ty Hall wrote:
>> The big argument against this is the possibility of introducing a pathogen
>> (disease) that the fish may have picked up from other fish in your care.
>> (Tropicals, Non-natives and such) Personally I think this is a long shot
> and I
>> don't see a problem with releasing fish into the same spot they were taken
> from.
>> That said, I would never recommend returning a fish that had been held in
>> captivity.
>>
>> Ty
>>
>> Thomas Crabill wrote:
>>
>>> Here's a question about the non-release policy: What happens if you
> catch
>>> some small fish in the spring, but by the end of summer they're outgrown
>>> their aquarium. Can you return them to where you caught them? Why or why
>>> not?
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/ For more information about NANFA, visit our web page, http://www.nanfa.org