Re: NANFA-L-- FW: releasing fish back to wild: anybody know anything

Peter Unmack (peter.lists at)
Tue, 28 Jun 2005 21:51:28 -0500 (CDT)

On Tue, 28 Jun 2005, Bruce Stallsmith wrote:

> Several of the American Zoo and Aquarium Association fish conservation
> breeding programs have encountered difficulties with mycobacterial
> infections.

As do many people. This has been discussed quite a lot on the rainbowfish
mailing list over the years and there are a number of websites with
information as well. Adrain Tappin has a good page with information at

> One hypothesis that we have is that this is a problem unique to
> intensive culture, that would disappear upon release back to the wild.
> But we do not know, and any and all advice and actual experience we
> would be very glad to hear about.

I doubt that too many people would actually know, but most diseases are
stress related, avoid stress and you avoid disease. There is essentially
no way to really ever get rid of it, nor a way to really test that it is

Here are a few more sites with information

A lot of people would be interested should you come up with any kind of
answer or recommendations.

Peter Unmack
/ This is the discussion list of the North American Native Fishes
/ Association (NANFA). Comments made on this list do not necessarily
/ reflect the beliefs or goals of NANFA. For more information about NANFA,
/ visit Please make sure all posts to nanfa-l are
/ consistent with the guidelines as per
/ To subscribe, unsubscribe, or get
/ help, visit the NANFA email list home page and archive at