Re: [RML] Newbie Praecox Breeding Question

Tokai University (tuhoitc at aloha.net)
Thu, 3 Apr 1997 16:47:50 -1000 (HST)

Not sure on this, but I think M.praecox required a lower pH, relatively
soft water. This may be adversly affecting the fry. Also I have found
that temperature fluctuations with M. bosmani could cause major fry
mortality. Not sure if the same is true for M. praecox.
MTF

On Fri, 4 Apr 1997, Chen Leong wrote:

> Hi RML Members,
>
> I am currently attempting to breed my first batch of Praecox, and am
> encountering the following problems :
>
> (1) I have a breeding setup of 3 males and 2 females, sizes approximately 1
> inch. Water parameters : ph of 7.2, hardness of 120 ppm and temp of 24 C. I
> feed these breeders bloodworm and freeze dried river shrimp twice a day.
> However, I am only getting abount 3-4 eggs per day. Is this the normal
> number of eggs produced daily ?
>
> (2) The fry that have hatched so far (6) have not survived beyond the third
> day. The water parameters in the fry tank are : ph 7.4, temp 28 C. There
> is a sponge filter in one corner (on low) and a handful of shellgrit in the
> tank. I feed the fry liquid food, Sera Micron and Tetra powder food. ( I am
> currently waiting for some APR from the local aquarium). The fry are fed
> once in the morning before work, and twice when I get home from work. The
> fry are supposed to be hanging around the surface of the tank, but my second
> batch of 10 that hatched yesterday are swimming mid water, and some are even
> "resting" at the bottom.
>
> Can anyone suggest what I am doing wrong, or how I can improve the success
> rate with the fry ?
>
> Thanks,
>
> Chen Leong
>