SANFA http://www.sanfa.org.au/
ANGFA http://www.angfa.org.au/
Aggies Aquariums Serving Adelaides Native Fish Needs
(08) 8359 - 7099 ph/fax
0416-226-512 mob/SMS
reklaw01 at bigpond.com
-----Original Message-----
From: william taylor <wtaylor at austin.rr.com>
To: rainbowfish at pcug.org.au <rainbowfish at pcug.org.au>
Date: Monday, 12 February 2001 5:55
Subject: [RML] Breeding questions
>I've heard that pH affects sex determination. Is this true? If so, what
pH
>ranges will produce more males? Also, if it is more acidic that produces
>more males, what are some good (easy, inexpensive) ways to get acidic
water.
>For instance, can I just add vinegar to lower pH (I'm assuming not, but
>why?)? My local water is about 7.4 and I get about 60-65% females
>(estimate).
>
>Any other controllable factors affect gender?
>
>
>Thanks,
>
>Bill
>