Clam Alkalinity above 8

[NeveroddoreveN]

I see in this thread that Pacific East Aquaculture recommends that clams not be kept with an alkalinity above 8.

Guide to Buying & Keeping Maxima Clams

So, you want to add a Maxima clam to your reef tank. OK, great! While we normally think of Maxima clams as gold, black, green, or blue, there are some very rare color patterns. The Chimera clam is a rare two-faced Maxima and occur at a rate of about 1 in every few million. A Wild Collected...

www.reef2reef.com

Although the problems they mention are kind of vague, I want to know if anyone else has had similar experience.

(I'm looking into getting a maxima and run alk at a steady 11.5 dkh in an SPS dominant tank.)

 

[PTXReef]

Would also like to know. Mine is around 7.8-8 dKH right now with my first maxima in there.

 

[billwill]

Following along. Good question

 

[vetteguy53081]

Good number
Ph not to exceed 8.3
Temperature not to exceed 80 degrees
Salinity not to exceed 1.026
Alk not to exceed 9

 

[NeveroddoreveN]

It can be done! Both these tanks have great Maxima's. I'm just curious about what problems might come up.

Alk 11

Reefkeeping Magazine - Tank of the Month June 2012

Reefkeeping ...an online magazine for the marine aquarist.

reefkeeping.com

,

Alk 9-10

Reefkeeping Magazine - Tank of the Month

Reefkeeping ...an online magazine for the marine aquarist.

reefkeeping.com

 

[GoodKat]

Following!

 

[skydirt]

i never knew that high alk was a problem for clams, and neither does my clam. He has been in my tank since he was 2.5 in and now is 5in and looks good. My alk runs around 10